Repair and Diagnosis (Single Page)

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• Quick Lookups
  • Common Specs & Procedures
    • Specifications Index
  • DTC Index
    • Air Bag System DTCS
    • Automatic Transmission (4L60-E) DTCS
    • Anti-Lock Brake System DTCS
    • Body Control Module DTCS
    • Cellular Communication System DTCS
    • Charging System DTCS
    • Cruise Control System DTCS
    • Data Link Communication System DTCS
    • Engine Performance - 4.2L DTCS
    • HVAC, Automatic System DTCS
    • HVAC, Manual System DTCS
    • Instrument Panel DTCS
    • Lighting System DTCS
    • Power Door Lock System, Mirror & Window DTCS
    • Power Seat System DTCS
    • Starting System DTCS
    • Theft Deterrent System DTCS
    • Theft Deterrent System - With Immobilizer DTCS
    • Transfer Case (NVG126-NP4) DTCS
    • Transfer Case (NVG226-NP8) DTCS
    • Window Defogger DTCS
    • Wiper/Washer System DTCS
  • Electrical Component Locations
    • Diagnostic Connector (DLC) Locations
      • Domestic Cars
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        • Ford Motor Co.
        • General Motors
      • Domestic Light Trucks & Vans
        • CHRYSLER Group LLC
        • Ford Motor Co.
        • General Motors
      • Imported Cars & Trucks
        • ACURA
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        • BMW
        • DAIHATSU
        • CHRYSLER Group LLC
        • FERRARI
        • Ford Motor Co.
        • General Motors
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        • Jaguar
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        • Rolls-ROYCE
        • SAAB
        • SUBARU
        • SUZUKI
        • TOYOTA
        • VOLKSWAGEN
        • VOLVO
    • Electrical Component Locator
      • Buzzers, Relays & Timers
      • Circuit Protection Devices
      • Control Units
      • Motors
      • Sending Units & Sensors
      • Solenoids & Solenoid Valves
      • Switches
      • Miscellaneous
      • Connectors
      • Grounds
      • Splices
      • Component Location Graphics
  • Fluids
  • Technical Bulletins
    • Campaigns
    • Safety Recalls
    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • OEM Connector End Views
      • Connector End Views
        • Transfer Case Shift Control Module Connector End View - C1
        • Transfer Case Shift Control Module Connector End View - C2
        • Transfer Case Shift Control Module Connector End View - C3
        • Transfer Case Connector End View
        • Vehicle Speed Sensor (VSS) Connector End View - LR Transfer Case
        • Vehicle Speed Sensor (VSS) Connector End View - RR Transfer Case
        • Accelerator Pedal Position Sensor Connector End View
        • Camshaft Actuator Solenoid Connector End View
        • CMP Sensor Connector End View
        • CKP Sensor Connector End View
        • ECT Sensor Connector End View
        • EVAP Canister Purge Solenoid Connector End View
        • EVAP Canister Vent Solenoid Connector End View
        • Fuel Pump & Sender Connector End View
        • Fuel Tank Pressure (FTP) Sensor Connector End View
        • Heated Oxygen Sensor 1 Connector End View
        • Heated Oxygen Sensor 2 Connector End View
        • IAT Sensor Connector End View
        • Ignition Coil No. 1 Connector End View
        • Ignition Coil No. 2 Connector End View
        • Ignition Coil No. 3 Connector End View
        • Ignition Coil No. 4 Connector End View
        • Ignition Coil No. 5 Connector End View
        • Ignition Coil No. 6 Connector End View
        • Knock Sensor (KS) 1 Connector End View
        • Knock Sensor (KS) 2 Connector End View
        • MAP Sensor Connector End View
        • PCM Connector End View C1 (1 Of 2)
        • PCM Connector End View C1 (2 Of 2)
        • PCM Connector End View C2 (1 Of 3)
        • PCM Connector End View C2 (2 Of 3)
        • PCM Connector End View C2 (3 Of 3)
        • PCM Connector End View C3 (1 Of 2)
        • PCM Connector End View C3 (2 Of 2)
        • Throttle Actuator Control (TAC) Motor Connector End View
        • Transmission Range Switch Connector End View
        • EBCM - C1 Connector End View
        • EBCM - C2 Connector End View
        • Traction Control Switch Connector End View
        • Wheel Speed Sensor - LF Connector End View
        • Wheel Speed Sensor - RF Connector End View
        • PCM 80-Pin Connector End View (C1 & C2) (2.2L & 4.3L - Except "C" & "K" Series)
        • PCM 80-Pin Connector End View (C1 & C2) (3.8L, 4.3L "C" & "K" Series, 4.8L, 5.0L, 5.3L, 5.7L & 6.0L)
        • PCM 64-Pin Connector End View (C1 & C2) (4.2L)
        • PNP Switch & Backup Light Switch Connector End View (C1)
        • Pressure Control Solenoid Valve Connector End View
        • TCC Solenoid Valve Connector End View
        • TFP Manual Valve Position Switch Connector End View
        • Tow/Haul Switch Connector End View ("S" & "T" Series - Except Envoy)
        • Tow/Haul Switch Connector End View (Envoy, & "C", "K", "L" & "M" Series)
        • TR Switch Connector End View
        • Transmission 20-Pin In-Line Connector End View (Engine Side)
        • Transmission 20-Pin In-Line Connector End View (Transmission Side)
        • VSS Connector End View
        • 1-2 & 2-3 Shift Solenoid Valve, & TCC PWM Solenoid Valve Connector End View
        • 3-2 Shift Solenoid Valve Connector End View
        • SDM Connector End View
        • Driver-side & Passenger-Side Air Bag Module Connector End View
        • Electronic Frontal Sensor (EFS), Side Impact Air Bag Module & Side Impact Sensor (SIS) Connector End View
        • Park & Shift Lock Connector End View
        • PNP Switch Connector End View
        • Stoplamp Switch Connector End View
        • Cooling Fan Clutch Connector End View
        • Seat Belt Switch Connector End View - LF
        • Front Axle Actuator Connector End View
        • Propshaft Speed Sensor Connector End View - LF Transfer Case
        • Propshaft Speed Sensor Connector End View - RR Transfer Case
        • Transfer Case Shift Control Module Connector End View - C1 (1 Of 2)
        • Transfer Case Shift Control Module Connector End View - C1 (2 Of 2)
        • Transfer Case Shift Control Switch Connector End View
        • Data Link Connector (DLC) Connector End View
        • Star Connector #1 Connector End View
        • Star Connector #2 Connector End View
        • Liftgate Module (LGM) Connector End View - C1
        • Liftgate Module (LGM) Connector End View - C2
        • Liftgate Module (LGM) Connector End View - C3
        • Liftgate Ajar Switch Connector End View
        • Liftglass Ajar Switch Connector End View
        • A/C Compressor Clutch Assembly Connector End View
        • A/C Low Pressure Switch Connector End View
        • A/C Refrigerant Pressure Sensor Connector End View
        • Air Temperature Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Air Temperature Actuator Connector End View - Left
        • Air Temperature Actuator Connector End View - Right
        • Air Temperature Sensor Connector End View - Lower Left
        • Air Temperature Sensor Connector End View - Lower Right
        • Air Temperature Sensor Connector End View - Upper Left
        • Air Temperature Sensor Connector End View - Upper Right
        • Air Temperature Sensor Assembly Connector End View - Inside
        • Ambient Air Temperature Sensor Connector End View
        • Ambient Light/Sunload Sensor Assembly Connector End View
        • Blower Motor Connector End View
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 3)
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Control Module Connector End View
        • Blower Motor Control Processor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Fuse Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Switch Connector End View - Front Auxiliary
        • Console Mode Actuator Connector End View (Body Type VIN 6)
        • Coolant Bypass Valve Connector End View (Body Type VIN 6)
        • Defrost Actuator Connector End View
        • HVAC Control Module Connector End View C1
        • HVAC Control Module Connector End View C2
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 3)
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 6)
        • Mode Actuator Connector End View
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 3)
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Recirculation Actuator Connector End View
        • Blower Motor Resistor Assembly Connector End View
        • Blower Motor Switch Connector End View - Front Auxiliary (Body Type VIN 6)
        • Auxiliary Power Outlet Connector End View - Console
        • Auxiliary Power Outlet Connector End View - Front
        • Auxiliary Power Outlet Connector End View - Rear
        • Cigar Lighter Connector End View
        • Ignition Switch Connector End View
        • Splice Pack SP201 Connector End View
        • C100 Connector End View
        • C101 Connector End View
        • C104 Connector End View
        • C105 Connector End View
        • C201 Connector End View
        • C202 Connector End View (Olds, GMC)
        • C203 Connector End View
        • C301 Connector End View
        • C303 Connector End View (Olds)
        • C304 Connector End View
        • C305 Connector End View
        • C306 Connector End View
        • C307 Connector End View
        • C308 Connector End View
        • C309 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C310 Connector End View
        • C311 Connector End View
        • C312 Connector End View
        • C313 Connector End View
        • C314 Connector End View
        • C315 Connector End View
        • C316 Connector End View
        • C401 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C500 Connector End View
        • C600 Connector End View
        • C700 Connector End View
        • C800 Connector End View
        • C900 Connector End View
        • C901 Connector End View
        • Theft Deterrent Control Module Connector End View
        • Inclination Sensor Connector End View
        • Theft Deterrent Alarm Connector End View
        • Audio Amplifier Connector End View C1 (w/UQA)
        • Audio Amplifier Connector End View C2 (w/UQA)
        • Audio Amplifier Connector End View C3 (w/UQA)
        • DVD Player Connector End View
        • Noise Reduction Microphone Connector End View
        • Radio Connector End View C1
        • Radio Connector End View C2 (w/UE1)
        • Radio Antenna Module Connector End View (w/U84)
        • Speaker Connector End View - LF Door
        • Speaker Connector End View - LF I/P (w/UQA)
        • Speaker Connector End View - LR Door
        • Speaker Connector End View - RF Door
        • Speaker Connector End View - RF I/P (w/UQA)
        • Speaker Connector End View - RR Door
        • Voice Recorder Connector End View (w/UPC)
        • Sunroof Module Connector End View C1
        • Sunroof Module Connector End View C2
        • Sunroof Motor Connector End View
        • Sunroof Switch Connector End View
        • Engine Oil Level and Temperature Sensor Connector End View
        • Engine Oil Pressure (EOP) Switch Connector End View
        • Fuel Pump and Sender Assembly Connector End View
        • Instrument Panel Cluster (IPC) Connector End View
        • Automatic Transmission Shift Lever Connector End View
        • Ignition Lock Cylinder Control Solenoid Connector End View
        • Horn Assembly Connector End View
        • Air Suspension Compressor Assembly Connector End View C1
        • Air Suspension Compressor Assembly Connector End View C2
        • Air Suspension Sensor Connector End View - LR
        • Air Suspension Sensor Connector End View - RR
        • Inside Rearview Mirror Connector End View
        • Rear Window Defogger Connector End View C1
        • Rear Window Defogger Connector End View C2
        • Headlamp Washer Fluid Pump Connector End View
        • Outside Moisture Sensor Connector End View (CE1)
        • Rear Window Wiper/Washer Switch Connector End View
        • Window Washer Pump Connector End View - Rear
        • Window Wiper Motor Connector End View - Rear
        • Windshield Washer Fluid Level Switch Connector End View
        • Windshield Washer Fluid Pump Connector End View
        • Windshield Wiper Motor Connector End View
        • Windshield Wiper Washer Switch Connector End View (Multifunction Switch C3)
        • Body Control Module (BCM) Connector End View C1
        • Body Control Module (BCM) Connector End View C2
        • Body Control Module (BCM) Connector End View C3
        • Ambient Light Sensor Connector End View (w/CJ3)
        • Backup Lamp Connector End View - Left (GMC)
        • Backup Lamp Connector End View - Right (GMC)
        • Cargo Lamp Connector End View
        • Center High Mounted Stop Lamp Connector End View (CHMSL)
        • Cornering Lamp Connector End View - Left
        • Cornering Lamp Connector End View - Right
        • Courtesy Lamp Connector End View - Left
        • Courtesy/Reading Lamp Connector End View - LF
        • Courtesy/Reading Lamp Connector End View - Left Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - LR
        • Courtesy/Reading Lamp Connector End View - RF
        • Courtesy/Reading Lamp Connector End View - Right Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - RR
        • Fog Lamp Connector End View - LF
        • Fog Lamp Connector End View - RF
        • Headlamp Assembly Connector End View - Left
        • Headlamp Assembly Connector End View - Right
        • Headlamp Leveling Actuator Connector End View - Left (w/TR6)
        • Headlamp Leveling Actuator Connector End View - Right (w/TR6)
        • Headlamp Switch Connector End View C1
        • Headlamp Switch Connector End View C2
        • I/P Compartment Lamp Connector End View
        • License Lamp Connector End View - Left
        • License Lamp Connector End View - Right
        • Marker Lamp Connector End View - LF (Chevrolet)
        • Marker Lamp Connector End View - LF (GMC/Oldsmobile)
        • Marker Lamp Connector End View - RF (Chevrolet)
        • Marker Lamp Connector End View - RF (GMC/Oldsmobile)
        • Miniwedge Connector End View (Door Jamb Switch) - Driver
        • Miniwedge Connector End View (Door Jamb Switch) - Front Passenger
        • Miniwedge Connector End View (Door Jamb Switch) - LR
        • Miniwedge Connector End View (Door Jamb Switch) - RR
        • Miniwedge Connector End View (Door Jamb Switch) - Liftgate
        • Park/Turn Signal Lamp Connector End View - LF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - LF (GMC/Oldsmobile)
        • Park/Turn Signal Lamp Connector End View - RF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - RF (GMC/Oldsmobile)
        • Stop Lamp Switch Connector End View
        • Tail Lamp Assembly Connector End View - Left (W/O T79)
        • Tail Lamp Assembly Connector End View - Left (w/T79)
        • Tail Lamp Assembly Connector End View - Right
        • Trailer Connector End View
        • Turn Signal/Multifunction Switch Connector End View C1
        • Turn Signal/Multifunction Switch Connector End View C2
        • Turn Signal/Multifunction Switch Connector End View C3
        • Turn Signal/Multifunction Switch Connector End View C4
        • Turn Signal/Hazard Flasher Module Connector End View
        • Underhood Lamp Connector End View
        • Vanity Mirror Lamp Connector End View - LF
        • Vanity Mirror Lamp Connector End View - RF
        • Cellular Microphone Connector End View
        • Vehicle Communication Interface Module (VCIM) Connector End View C1
        • Vehicle Communication Interface Module (VCIM) Connector End View C2
        • Door Lock Actuator Connector End View - Driver
        • Door Lock Actuator Connector End View - Front Passenger
        • Door Lock Actuator Connector End View - LR
        • Door Lock Actuator Connector End View - Liftgate
        • Door Lock Actuator Connector End View - RR
        • Door Lock Cylinder Switch Connector End View - Driver
        • Driver Door Module (DDM) Connector End View C1
        • Driver Door Module (DDM) Connector End View C2
        • Driver Door Module (DDM) Connector End View C3
        • Driver Door Module (DDM) Connector End View C4 (w/Memory Features)
        • Driver Door Module (DDM) Connector End View C5
        • Front Passenger Door Module (FPDM) Connector End View C1
        • Front Passenger Door Module (FPDM) Connector End View C2
        • Front Passenger Door Module (FPDM) Connector End View C3
        • Miniwedge (Door Jamb Switch) Connector End View - Driver
        • Miniwedge (Door Jamb Switch) Connector End View - Front Passenger
        • Miniwedge (Door Jamb Switch) Connector End View - LR
        • Miniwedge (Door Jamb Switch) Connector End View - RR
        • Window Motor Connector End View - Driver
        • Window Motor Connector End View - Front Passenger
        • Window Motor Connector End View - LR
        • Window Motor Connector End View - RR
        • Window Switch Connector End View - LR
        • Window Switch Connector End View - RR
        • Generator Connector End View
        • Hood Ajar Switch Connector End View (Export)
        • Passlock Sensor Connector End View
        • Cooling Fan Connector End View
        • Heated Seat Element Connector End View - Driver Cushion
        • Heated Seat Element Connector End View - Front Passenger Cushion
        • Heated Seat Element & Thermistor Assembly Connector End View - Driver Back
        • Heated Seat Element & Thermistor Assembly Connector End View - Front Passenger Back
        • Lumbar Adjuster Switch Connector End View - Driver (w/o Memory)
        • Lumbar Adjuster Switch Connector End View - Driver (w/Memory)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/Heat)
        • Memory Seat Module Connector End View - Driver C1
        • Memory Seat Module Connector End View - Driver C2
        • Memory Seat Module Connector End View - Driver C3
        • Memory Seat Module Connector End View - Driver C4
        • Memory Seat Module Connector End View - Passenger C1
        • Memory Seat Module Connector End View - Passenger C2
        • Memory Seat Module Connector End View - Passenger C3
        • Memory Seat Module Connector End View - Passenger C4
        • Position Sensor Connector End View - Front Motor (w/Memory)
        • Position Sensor Connector End View - Horizontal Motor (w/Memory)
        • Position Sensor Connector End View - Rear Motor (w/Memory)
        • Position Sensor Connector End View - Recline Motor (w/Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/o Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/Memory)
        • Seat Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Seat Adjuster Switch Connector End View - Passenger (w/Heat)
        • Seat Front Vertical Motor Connector End View - Driver/Passenger
        • Seat Horizontal Motor Connector End View - Driver/Passenger
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Driver
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Front Passenger
        • Seat Recline Motor Connector End View - Driver/Passenger
        • Seat Rear Vertical Motor Connector End View - Driver/Passenger
        • Garage Door Opener Connector End View
    • System Wiring Diagrams
      • Using lemon2025'S Wiring Diagrams
      • Air Conditioning
      • Anti-Lock Brakes
      • Anti-Theft
      • Body Control Modules
      • Computer Data Lines
      • Cooling Fan
      • Cruise Control
      • Defoggers
      • Electronic Suspension
      • Engine Performance
        • 4.2L VIN S
      • Exterior Lights
      • Ground Distribution
      • Headlights
      • Horn
      • Instrument Cluster
      • Interior Lights
      • Memory Systems
      • Power Distribution
      • Power Door Locks
      • Power Mirrors
      • Power Seats
      • Power Top/Sunroof
      • Power Windows
      • Radio
      • Shift Interlock
      • Starting/Charging
      • Supplemental Restraints
      • Transmission
        • 4.2L VIN S
      • Warning Systems
      • Wiper/Washer
    • Using lemon2025'S System Wiring Diagrams
      • Introduction
      • Wiring Diagram Features And Controls
      • Wiring Diagram Color Abbreviations
      • Wiring Diagram Symbols
      • Wiring Diagram Ground Number Locations
      • Wiring Diagram Component Locations
    • Wiring Systems (General Information)
      • Specifications
        • Fastener Tightening Specifications
      • Diagnostic Information and Procedures
        • Where to Find Electrical Schematics
        • Utility/Van Zoning
        • Electrical Symbols
        • General Electrical Diagnosis Procedures
          • Basic Knowledge Required
        • Checking Aftermarket Accessories
        • Circuit Testing
        • Using Connector Test Adapters
        • Probing Electrical Connectors
          • Notes
          • Frontprobe
          • Backprobe
        • Troubleshooting with a Digital Multimeter
        • Troubleshooting with a Test Lamp
          • Tools Required
          • Troubleshooting with a Test Lamp
        • Using Fused Jumper Wires
          • Tools Required
        • Measuring Voltage
        • Measuring Voltage Drop
        • Measuring Frequency
        • Testing for Continuity
          • Notes
          • With a DMM
          • With a Test Lamp
        • Testing for Short to Ground
          • Notes
          • With a DMM
          • With a Test Lamp
          • Fuse Powering Several Loads
        • Testing for a Short to Voltage
        • Testing for Intermittent Conditions and Poor Connections
          • Notes
          • Testing for Proper Terminal Contact
            • Notes
            • Round Wire Connectors
            • Flat Wire (Dock and Lock) Connectors
        • Inducing Intermittent Fault Conditions
          • Notes
          • Salt Water Spray
          • High Temperature Conditions
          • Low Temperature Conditions
        • Testing for Electrical Intermittents
        • Scan Tool Snapshot Procedure
        • Wiring Repairs
        • Circuit Protection - Fuses
        • Circuit Protection - Circuit Breakers
        • Circuit Protection - Fusible Links
          • Notes
          • Repairing a Fusible Link
        • Repairing Damaged Wire Insulation
        • Splicing Copper Wire Using Splice Clips
          • Notes
          • Tools Required
          • Splicing Copper Wire Using Splice Clips
        • Splicing Copper Wire Using Splice Sleeves
        • Splicing Twisted or Shielded Cable
        • Splicing Inline Harness Diodes
        • Heated Oxygen Sensor (HO2S) Wiring Repairs
          • Tools Required
          • Heated Oxygen Sensor (HO2S) Wiring Repairs
        • SIR/SRS Wiring Repairs
          • Tools Required
          • SIR/SRS Connector Repair (Plastic Body and Terminal Metal Pin)
          • SIR/SRS Wire Pigtail Repair
          • SIR/SRS Wire Repair
          • SIR/SRS System Wire Splice Repair
          • Connector Position Assurance (CPA)
          • Terminal Position Assurance (TPA)
        • Flat Wire Repairs
        • Connector Repairs
        • Connector Position Assurance Locks
        • Terminal Position Assurance Locks
        • Push to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Reinstalling Terminal
        • Pull to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Terminal Installation
        • Weather Pack Connectors
        • Repairing Connector Terminals
          • Tools Required
          • Repairing Connector Terminals
      • Schematic and Routing Diagrams
        • Power and Grounding Schematic Icons
        • Power Distribution Schematics
        • Ground Distribution Schematics
        • Cigar Lighter/Auxiliary Outlets Schematics
        • Harness Routing Views
      • Component Locator
        • Master Electrical Component List
        • Power and Grounding Component Views
        • Electrical Center Identification Views
          • Fuse Block Identification View - Underhood, Label
          • Fuse Block - Underhood, Top View
          • Fuse Block - Underhood, Bottom View
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 6, Long Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Top View
          • Fuse Block Identification View - Rear (Body Type VIN 6, Long Wheelbase), Top View
          • Fuse Block Identification View - Rear, Bottom View
        • Power and Grounding Connector End Views
        • Inline Harness Connector End Views
      • Repair Instructions
        • Relay Replacement (Within an Electrical Center)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Relay Replacement (Attached to Wire Harness)
          • Removal Procedure
          • Installation Procedure
        • Rear Electrical Center or Junction Block Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
• Accessories & Equipment
  • Accessories Control Systems
    • Garage Door Opener
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Garage Door Opener Schematics
      • Component Locator
        • Garage Door Opener Component Views
        • Garage Door Opener Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Garage Door Opener
        • Symptoms - Garage Door Opener
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Garage Door Opener Inoperative
      • Repair Instructions
        • Garage Door Opener Replacement
          • Removal Procedure
          • Installation Procedure
        • Garage Door Opener Programming - Universal
          • Notes
          • Garage Door Opener Programming
          • Training the GDO for Rolling Code Receivers
          • Erasing Channels
      • Description and Operation
        • Garage Door Opener Description and Operation
      • Special Tools and Equipment
        • Special Tools
    • Retained Accessory Power System
      • Schematic and Routing Diagrams
        • Retained Accessory Power (RAP) Schematics
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Retained Accessory Power
        • Diagnostic System Check - Retained Accessory Power
          • Test Description
        • Diagnostic Trouble Code (DTC) List
        • Symptoms - Retained Accessory Power
          • Important Preliminary Checks Before Starting
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Retained Accessory Power (RAP) On After Timeout (with Relay)
        • Retained Accessory Power (RAP) On After Timeout (No Relay, Class 2)
        • Retained Accessory Power (RAP) Inoperative (with relay)
        • Retained Accessory Power (RAP) Inoperative (No Relay Class 2)
      • Description and Operation
        • DTC B1445
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Retained Accessory Power (RAP) Description and Operation
          • Retained Accessory Power (RAP) Power Mode
          • RAP Relay (if equipped)
  • Anti-Theft Systems
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Keyless Entry System
      • Schematic and Routing Diagrams
        • Keyless Entry Schematics
      • Component Locator
        • Keyless Entry Component Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Keyless Entry
        • Diagnostic System Check - Remote Keyless Entry
          • Test Description
        • Symptoms - Keyless Entry
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Panic Mode Inoperative
        • Keyless Entry System Inoperative
      • Repair Instructions
        • Transmitter Battery Replacement
          • Removal Procedure
          • Installation Procedure
        • Transmitter Programming
          • Notes
          • Method 1 - No Tools Required
          • Method 2 - Scan Tool Required
      • Description and Operation
        • Keyless Entry System Description and Operation
          • Notes
          • Unlock Driver's Door Only
          • Unlock All Doors-Second Operation
          • Lock All Doors
          • Rear Compartment Lid Release
          • Panic Alarm
          • Keyless Entry Personalization
          • Rolling Code
          • Automatic Synchronization
      • Special Tools and Equipment
        • Special Tools
    • Theft Deterrent System
      • Schematic and Routing Diagrams
        • Theft Deterrent System Schematics
      • Component Locator
        • Theft Deterrent System Component Views
        • Theft Deterrent System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point-Theft Deterrent
        • Diagnostic System Check-Theft Deterrent
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2945: Passlock Power/Ground Circuit
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2955: Passlock Code
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTCP1626: PCM To BCM Communication
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1630: Enable Learning Flag Is Set
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTCP1631: PCM Did Not Receive A Valid Password
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1632: Received A Fuel Disabled Password From The BCM Or Undecided Password Was Sent From The BCM
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Theft Deterrent
          • Important Preliminary Checks Before Starting
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
          • Content Theft Deterrent (CTD) Alarm Mode Inoperative
          • Content Theft Deterrent (CTD) Does Not Disarm with Key Lock
          • Horn Inoperative in Content Theft Deterrent (CTD) Alarm Mode
          • Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode
          • Security Indicator Always On or Flashing
          • Security Indicator Inoperative
      • Repair Instructions
        • Programming Theft Deterrent System Components
          • Notes
          • Conditions
          • Learn Procedures
          • 10 Minute Learn Procedure
          • 30 Minute Learn Procedure
      • Description and Operation
        • Theft Systems Description and Operation
          • Theft System Description and Operation
            • Notes
            • SECURITY Indicator
            • Theft Lock Radio (if applicable)
            • CTD/VTD Description and Operation
        • Content Theft Deterrent (CTD) Description and Operation
          • Notes
          • Arming the CTD System
          • Locking The Vehicle Without Arming The CTD System
          • Disarming an Armed System/Silencing an Alarm
          • CTD Circuit Description
          • Body Control Module (BCM)
          • Door Ajar Switches
          • Power Door Lock Switches
          • Inputs
          • Outputs
        • Vehicle Theft Deterrent (VTD) Description and Operation
          • Passlock™ System
          • Ignition Lock Cylinder Case, Including the Passlock™ Sensor
          • Ignition Switch
          • Body Control Module (BCM)
          • Powertrain Control Module
          • Theft System Indicator
          • Fuel Lockout Cycle
          • Changing the Passlock™ Components
    • Theft Deterrent System - Immobilizer
      • Schematic and Routing Diagrams
        • Theft Deterrent System Schematics
      • Component Locator
        • Theft Deterrent System Component Views
        • Theft Deterrent System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Theft Deterrent
        • Diagnostic System Check - Theft Deterrent
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2734
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3031
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3055
          • Circuit Description
          • Conditions for Running the DTC
          • Condition for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3060
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3935
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC P1630
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Actions Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC P1631
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Actions Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Theft Deterrent
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Security Indicator Inoperative
      • Repair Instructions
        • Theft Deterrent Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Replacing Keys
        • Adding Keys (Export including Canada)
        • Programming Theft Deterrent System Components
          • Notes
          • Tools Required
          • Procedure to setup a New Theft Deterrent Control Module
            • Notes
            • Tools Required
          • 10 Minute Re-Learn Procedure
      • Description and Operation
        • Theft Systems Description and Operation
          • Notes
          • Security Indicator
          • Radio with Theftlock
        • Vehicle Theft Deterrent (VTD) Description and Operation
          • Notes
          • Theft Deterrent Control Module
          • Powertrain Control Module (PCM)
          • The Ignition Key (Transponder)
            • Notes
            • Master Keys
          • Ignition Lock Cylinder
          • SECURITY Indicator Operation
            • Notes
            • SECURITY Indicator Illuminates when Engine is Running
            • SECURITY Indicator Illuminated and Engine Does Not Start
            • SECURITY Indicator Flashes and Engine Does Not Start
  • Communication Devices
    • Body Control System
      • Schematic and Routing Diagrams
        • Body Control System Schematics
      • Component Locator
        • Body Control System Component Views
        • Body Control System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Body Control System
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1000
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1004
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1007
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1009
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1397
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1420
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1440
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Body Control System
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Mode Mismatch
          • Circuit Description
          • Test Description
        • Control Module References
      • Repair Instructions
        • Body Wiring Harness Extension Replacement - BCM
          • Removal Procedure
          • Installation Procedure
        • Body Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Body Control Module (BCM) Programming/RPO Configuration
          • Introduction
          • Programming the BCM
          • Programming Theft Deterrent System Components
          • Relearn Restraints ID
      • Description and Operation
        • Body Control System Description and Operation
          • BCM Functions
          • Serial Data Power Mode
          • Fail-safe Operation
            • Notes
            • Serial Data Messages
            • Discrete Ignition Signals
    • Data Link Communication System
      • Schematic and Routing Diagrams
        • Data Link Communications Schematic Icons
        • Data Link Connector (DLC) Schematics
      • Component Locator
        • Data Link Communications Component Views
        • Data Link Communications Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point-Data Link Communications
        • Diagnostic Trouble Code (DTC) List
        • DTC U1000 and U1255: Critical Operating Parameter Has Not Been Associated
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC U1001 to U1254: Module U1XXX Communication
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Conditions for Clearing the DTC
          • Test Description
        • DTC U1300, U1301, or U1305: Class 2 Serial Data Circuit
          • Circuit Description
          • Conditions for Running the DTCs
          • Conditions for Setting the DTCs
          • Action Taken When the DTCs Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • Symptoms-Data Link Communications
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Scan Tool Does Not Power Up
          • Circuit Description
          • Test Description
        • Scan Tool Does Not Communicate with Class 2 Device
          • Circuit Description
          • Diagnostic Aids
          • Test Description
      • Description and Operation
        • Data Link Communications Description and Operation
          • Circuit Description
          • Data Link Connector (DLC)
          • Class 2 Serial Data Line
  • Cruise Control Systems
    • Schematic and Routing Diagrams
      • Cruise Control Schematics
    • Component Locator
      • Cruise Control Component Views
    • Diagnostic Information and Procedures
      • Diagnostic Starting Point - Cruise Control
      • Diagnostic System Check - Cruise Control
        • Description
        • Test Description
      • Scan Tool Data List
      • Scan Tool Data Definitions
      • Diagnostic Trouble Code (DTC) List
      • DTC P0567
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
      • DTC P0568
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
      • DTC P1574
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • Symptoms - Cruise Control
        • Notes
        • Visual/Physical Inspection
        • Intermittent
        • Symptom List
      • Cruise Control Indicator Always On
      • Cruise Control Indicator Inoperative
      • Cruise Control Inoperative/Malfunctioning
        • Diagnostic Aids
        • Conditions for Enabling Cruise Control
    • Description and Operation
      • Cruise Control Description and Operation
  • Entertainment Systems
    • Cellular Communication System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • OnStar Schematics
      • Component Locator
        • Cellular Communication Component Views
        • Cellular Communication Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Cellular Communication
        • Diagnostic System Check - Cellular Communication
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2455
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2470
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2476
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2482
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2483 or B2484
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC U1500
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • OnStar Symptom Diagnosis
          • System Description
          • Diagnostic Aids
        • Symptoms - Cellular Communication
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • OnStar One or More Buttons Inoperative
        • OnStar Call Center Remote Function Requests Inoperative
          • Diagnostic Aids
        • Unable to Contact OnStar Call Center
          • Diagnostic Aids
        • Microphone Inoperative - Caller Cannot Be Heard
        • Voice Recognition Inoperative
        • OnStar Button LED Inoperative
          • Test Description
        • No (or Noisy) OnStar Audio
          • Test Description
        • Global Positioning System (GPS) Data Not Current or Inaccurate
          • Diagnostic Aids
      • Repair Instructions
        • Coaxial Cable Replacement - Cellular Telephone (Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Coupling Replacement - Antenna Inner
          • Removal Procedure
          • Installation Procedure
        • Coupling Replacement - Antenna Outer
          • Removal Procedure
          • Installation Procedure
        • Navigation Antenna Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • OnStar Button Assembly Replacement
        • Communication Interface Module Replacement (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Communication Interface Module Replacement (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Navigation Control Processor Bracket Replacement (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Navigation Control Processor Bracket Replacement (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • OnStar Microphone Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • OnStar Description and Operation
          • Notes
          • Vehicle Communication Interface Module (VCIM)
          • OnStar® Button Assembly
          • OnStar® Microphone
          • Cellular and Navigation Antennas
          • OnStar Sleep Cycle
          • Deactivated OnStar® Accounts
          • OnStar® Reconfiguration Procedure
          • OnStar® Cellular, GPS, and Diagnostic Limitations
          • OnStar® Personal Calling
          • Operation of the Hands Free Cellular Phone
          • OPC Features
          • Voice Feedback
          • OPC Security/System Lock
          • Nametags
          • Mobile Identification Number and Mobile Directory Number
          • Operation of the OnStar® Speech Recognition Systems
    • Entertainment System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Entertainment Schematic Icons
        • Radio/Audio System Schematics
        • Voice Recorder Schematics
        • Video System Schematics
      • Component Locator
        • Entertainment Component Views
        • Entertainment Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Entertainment
        • Diagnostic System Check - Entertainment System
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2815
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Entertainment
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Audio System Troubleshooting Hints
          • Notes
          • Preliminary Inspections
          • Identifying Concerns
          • Corrective Action
          • Generator Whine Concerns
        • Radio Poor Reception
          • Notes
          • Diagnostic System Check - Entertainment System
          • Antenna System Test
          • Antenna Checking Procedures
            • Notes
            • Mast Antennas
            • Diversity Antenna System
        • Radio Displays LOC, LOCKED, or CODE (Class 2 Radio)
        • Radio Displays CLN or CLEAN
        • Radio Displays CAL or CAL ERR
        • Radio Display Inoperative, No Sound from Speakers
        • Tape Player Weak, Slow, or Garbled Output
        • Reduced Volume - One or More Speakers
        • Speakers Inoperative - One or More
        • Voice Recorder Inoperative
        • Video Entertainment System Troubleshooting Hints
          • Video Entertainment System Troubleshooting Hints
          • Video or Audio Distortion
          • Video Entertainment System Wireless Headphone Inoperative
          • Video Entertainment System Remote Control Inoperative
        • Video Entertainment System Inoperative
        • Video Entertainment System Always On
        • Radio Audio Inoperative at Rear Seat Audio (RSA) Control
        • Radio Setup
          • Radio Setup
        • Speaker Replacement Reference
      • Repair Instructions
        • Personal Message Player/Recorder Replacement
          • Removal Procedure
          • Installation Procedure
        • Radio Replacement
          • Removal Procedure
          • Installation Procedure
        • Amplifier Replacement (Bravada, Envoy, TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Amplifier Replacement (Envoy XL, TrailBlazer EXT)
          • Removal Procedure
          • Installation Procedure
        • Cassette Player Care and Cleaning
          • Tools Required
        • Microphone Replacement - Radio Volume Compensator Interior
          • Removal Procedure
          • Installation Procedure
        • Radio Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Radio Antenna Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Fixed Antenna Mast Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Extension Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Front Upper
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Video Player Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Video Display Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Radio/Audio System Description and Operation
          • Notes
          • AM/FM Reception
            • Radio Signal
            • AM Reception
            • FM Reception
          • Diversity Antenna System
          • Audio Amplifier
          • Theft Deterrent
          • Integral Multi Disc CD Changer (IMDX)
          • Remote Playback Device
          • Remote CD Changer (CDX)
          • Radio Data System (RDS)
            • Notes
            • Displaying Program Information
            • Controlling the Radio
            • Viewing and Selecting RDS Information for Display
            • Using the RDS Traffic Feature
            • Alternate Frequency (AF) Switching
            • RDS Clock Time
          • Radio Error Messages
          • Voice Recorder
          • Rear Seat Audio (RSA)
        • Video Entertainment System Description and Operation
          • Video Entertainment System Description and Operation
          • Rear Seat Entertainment System
          • DVD Player
            • Notes
            • DVD Player Buttons
            • Video Screen Display Buttons
            • Playing a Disc
            • Stopping and Resuming Play
            • Ejecting the Disc
            • DVD Messages
            • Parental Control Button
            • Video Screen
            • Remote Control
            • Remote Control Buttons
            • Battery Replacement
            • Wireless Headphones
            • Stereo RCA Jacks
            • Audio Output
          • Effects of Electromagnetic Interference (EMI) on the Video System
          • Rear Video System Circuit Description
      • Special Tools and Equipment
        • Special Tools
  • Exterior Lights
    • Lighting Systems
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Lighting Systems Schematic Icons
        • Headlights/Daytime Running Lights (DRL) Schematics
        • Fog Lights Schematics
        • Headlight Leveling Schematics
        • Exterior Lights Schematics
        • Interior Lights Schematics
        • Interior Lights Dimming Schematics
      • Component Locator
        • Lighting Systems Component Views
        • Lighting Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Lighting Systems
        • Diagnostic System Check - Lighting Systems
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • Data
          • Inputs
          • Output Control
        • Diagnostic Trouble Code (DTC) List
        • DTC B0951
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B1480
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2527
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B2530
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2575
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2580
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2585
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2610
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2615
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2620
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2625
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2645
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3801
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B3802
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • Symptoms - Lighting Systems
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Backup Lamps Always On
        • Backup Lamps Inoperative
        • Cornering Lamps Always On
        • Cornering Lamps Inoperative
        • Courtesy Lamps Always On
        • Courtesy Lamps Inoperative
        • Daytime Running Lamps (DRL) Inoperative
        • Daytime Running Lamps (DRL) On with Park Brake Applied
        • Fog Lamp Indicator Inoperative
        • Fog Lamps Always On
        • Fog Lamps Always On - Rear
        • Fog Lamps Inoperative
        • Fog Lamps Inoperative - Rear
        • Hazard Lamps Always On
        • Hazard Lamps Inoperative
        • Headlamp Switch On Indicator Always On
        • Headlamp Switch On Indicator Inoperative
        • Headlamps Always On - Low or High Beam
        • Headlamps Inoperative - Low Beams
        • Headlamps Inoperative - High Beams
        • Headlamps Inoperative - Flash to Pass
        • Headlight Leveling Inoperative
        • High Beam Indicator Always On
        • High Beam Indicator Inoperative
        • Interior Backlighting Does Not Dim
        • Interior Backlighting Inoperative
        • Instrument Panel (I/P) Compartment Lamp Inoperative
        • Instrument Panel (I/P) Compartment Lamp Always On
        • License Lamps Inoperative
        • Marker Lamps Inoperative
        • Memory/Heated Seat Switch Backlighting Inoperative
        • Park Lamps Inoperative
        • Park, License, and Tail Lamps Always On
        • Park, License, and Tail Lamps Inoperative
        • Stop Lamps Always On
        • Stop Lamps Inoperative
        • Tail Lamps Inoperative
        • Turn Signal Lamps and/or Indicators Always On or Flashing
        • Turn Signal Lamps and/or Indicators Inoperative
        • Underhood Lamp Inoperative
        • Vanity Mirror Lamp(s) Inoperative
      • Repair Instructions
        • Headlamp Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ambient Light Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Driver Module (HDM) Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • High Beam Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T96)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T79)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Park Lamp Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Hazard and Turn Signal Flasher Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome and Reading Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Courtesy Lamp Replacement - Instrument Panel
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Compartment Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Vanity Mirror Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Underhood Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Envoy, Envoy XUV)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Aiming
          • Screen Method for Headlamp Aiming
          • Headlamp Aiming Procedure
        • Fog Lamp Replacement - Front (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Replacement - Front (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Bulb Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Aiming Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Envoy)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • High Mounted Stop Lamp Replacement (Envoy, Trailblazer, Rainier, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • License Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Circuit Board Replacement
          • Removal Procedure
          • Installation Procedure
        • Side Marker Lamp Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Exterior Lighting Systems Description and Operation
          • Exterior Lamps
          • Headlamps
          • Daytime Running Lamps (DRL)
          • Headlamp Leveling (Export)
          • Fog Lamps
          • Park, Tail and Marker Lamps
          • Turn Signal Lamps
          • Cornering Lamps
          • Stop Lamps
          • Backup Lamps
        • Interior Lighting Systems Description and Operation
          • Interior Lamps
          • Courtesy Lamps
          • Keyless Entry Interior Illumination
          • Vanity Lamps
          • IP Compartment Lamp
          • Battery Rundown Protection/Inadvertent Power
          • Interior Lamps Dimming
      • Special Tools and Equipment
        • Special Tools
  • Gauges & Instrument Panels
    • Instrument Panel, Gauges & Console
      • Specifications
        • Fastener Tightening Specifications
        • Fuel Level Specifications
      • Schematic and Routing Diagrams
        • Instrument Panel, Gages, and Console Schematic Icons
        • Instrument Cluster Schematics
        • Driver Information System Schematics
        • Audible Warnings Schematics
      • Component Locator
        • Instrument Panel, Gages, and Console Component Views
        • Instrument Panel, Gages, and Console Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Instrument Panel, Gages and Console
        • Diagnostic System Check - Instrument Cluster
          • Test Description
        • Diagnostic System Check - Audible Warnings
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B0540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B0560
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1372
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2961
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0461
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC P0462
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC P0463
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Instrument Panel, Gages and Console
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
            • Notes
            • Driver Information Center
            • Odometer
        • Engine Coolant Temperature Gage Inaccurate or Inoperative
        • Engine Oil Pressure Gage Inaccurate or Inoperative
        • Fuel Gage Inaccurate or Inoperative
          • Diagnostic Aids
          • Test Description
        • Odometer Trip/Reset Switch Inoperative
        • Speedometer and/or Odometer Inaccurate or Inoperative
        • Tachometer Inaccurate or Inoperative
        • Volt Gage Inaccurate or Inoperative
        • Change Engine Oil Indicator Always On
        • Low Engine Oil Level Indicator Always On
        • Low Fuel Indicator Inoperative
        • Driver Information Center (DIC) Switch(es) Inoperative
        • Chime Always On
        • Chime Inoperative
      • Repair Instructions
        • Closeout/Insulator Panel Replacement - Right
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Left
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Instrument Panel (I/P) Lower (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Knee Bolster
          • Removal Procedure
          • Installation Procedure
        • Knee Bolster Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory Left
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Instrument Panel (I/P) Compartment
          • Removal Procedure
          • Installation Procedure
        • Trim Pad Replacement - Instrument Panel (I/P) Upper
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Programming/Synchronization
        • Cigar Lighter Housing or 12 Volt Accessory Power Receptacle Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Carrier Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Storage Bin Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Shift Lever Bezel Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Console Replacement
          • Removal Procedure
          • Installation Procedure
        • Bracket Replacement - Console Floor
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Harness Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Instrument Panel Cluster (IPC) Description and Operation
          • Displays Test
          • Indicators and Warning Messages
          • Engine Coolant Temperature Gage
          • Engine Oil Pressure Gage
          • Fuel Gage
          • Odometer
          • PRND321 Display
          • Speedometer
          • Tachometer
          • Voltmeter
        • Indicator/Warning Message Description and Operation
          • Indicators
          • DIC Warning Messages
          • Change Engine Oil
          • Check Gages
          • Check Oil Level
          • Fuel Level Low
          • Ice Possible
          • Oil Pressure Low Stop Engine
          • OVERSPEED
          • Program Cluster
        • Driver Information Center (DIC) Description and Operation
          • Driver Information Center (DIC)
          • DIC Displays
          • Vehicle Information
          • DIC Trip Information/Reset Capabilities
          • Trip Reset Stem
          • Odometer
          • Trip Odometers
          • Timer
        • Fuel Information
          • DIC Fuel Information/Reset Capabilities
          • Range
          • Average Fuel Economy
          • Instantaneous Fuel Economy
          • Engine Oil Life
          • Feature Programming
            • Notes
            • Driver Warnings
        • Audible Warnings Description and Operation
          • Notes
          • Door Ajar Warning
          • Fasten Safety Belt Warning
          • Key-In-Ignition Warning
          • Lights On Warning
          • Additional Warnings
      • Special Tools and Equipment
        • Special Tools
  • Headlights
    • Lighting Systems
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Lighting Systems Schematic Icons
        • Headlights/Daytime Running Lights (DRL) Schematics
        • Fog Lights Schematics
        • Headlight Leveling Schematics
        • Exterior Lights Schematics
        • Interior Lights Schematics
        • Interior Lights Dimming Schematics
      • Component Locator
        • Lighting Systems Component Views
        • Lighting Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Lighting Systems
        • Diagnostic System Check - Lighting Systems
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • Data
          • Inputs
          • Output Control
        • Diagnostic Trouble Code (DTC) List
        • DTC B0951
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B1480
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2527
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B2530
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2575
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2580
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2585
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2610
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2615
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2620
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2625
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2645
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3801
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B3802
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • Symptoms - Lighting Systems
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Backup Lamps Always On
        • Backup Lamps Inoperative
        • Cornering Lamps Always On
        • Cornering Lamps Inoperative
        • Courtesy Lamps Always On
        • Courtesy Lamps Inoperative
        • Daytime Running Lamps (DRL) Inoperative
        • Daytime Running Lamps (DRL) On with Park Brake Applied
        • Fog Lamp Indicator Inoperative
        • Fog Lamps Always On
        • Fog Lamps Always On - Rear
        • Fog Lamps Inoperative
        • Fog Lamps Inoperative - Rear
        • Hazard Lamps Always On
        • Hazard Lamps Inoperative
        • Headlamp Switch On Indicator Always On
        • Headlamp Switch On Indicator Inoperative
        • Headlamps Always On - Low or High Beam
        • Headlamps Inoperative - Low Beams
        • Headlamps Inoperative - High Beams
        • Headlamps Inoperative - Flash to Pass
        • Headlight Leveling Inoperative
        • High Beam Indicator Always On
        • High Beam Indicator Inoperative
        • Interior Backlighting Does Not Dim
        • Interior Backlighting Inoperative
        • Instrument Panel (I/P) Compartment Lamp Inoperative
        • Instrument Panel (I/P) Compartment Lamp Always On
        • License Lamps Inoperative
        • Marker Lamps Inoperative
        • Memory/Heated Seat Switch Backlighting Inoperative
        • Park Lamps Inoperative
        • Park, License, and Tail Lamps Always On
        • Park, License, and Tail Lamps Inoperative
        • Stop Lamps Always On
        • Stop Lamps Inoperative
        • Tail Lamps Inoperative
        • Turn Signal Lamps and/or Indicators Always On or Flashing
        • Turn Signal Lamps and/or Indicators Inoperative
        • Underhood Lamp Inoperative
        • Vanity Mirror Lamp(s) Inoperative
      • Repair Instructions
        • Headlamp Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ambient Light Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Driver Module (HDM) Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • High Beam Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T96)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T79)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Park Lamp Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Hazard and Turn Signal Flasher Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome and Reading Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Courtesy Lamp Replacement - Instrument Panel
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Compartment Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Vanity Mirror Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Underhood Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Envoy, Envoy XUV)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Aiming
          • Screen Method for Headlamp Aiming
          • Headlamp Aiming Procedure
        • Fog Lamp Replacement - Front (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Replacement - Front (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Bulb Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Aiming Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Envoy)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • High Mounted Stop Lamp Replacement (Envoy, Trailblazer, Rainier, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • License Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Circuit Board Replacement
          • Removal Procedure
          • Installation Procedure
        • Side Marker Lamp Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Exterior Lighting Systems Description and Operation
          • Exterior Lamps
          • Headlamps
          • Daytime Running Lamps (DRL)
          • Headlamp Leveling (Export)
          • Fog Lamps
          • Park, Tail and Marker Lamps
          • Turn Signal Lamps
          • Cornering Lamps
          • Stop Lamps
          • Backup Lamps
        • Interior Lighting Systems Description and Operation
          • Interior Lamps
          • Courtesy Lamps
          • Keyless Entry Interior Illumination
          • Vanity Lamps
          • IP Compartment Lamp
          • Battery Rundown Protection/Inadvertent Power
          • Interior Lamps Dimming
      • Special Tools and Equipment
        • Special Tools
  • Heated Glass/Defoggers
    • Stationary Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Defogger Schematics
        • Inside Rearview Mirror Schematics
      • Component Locator
        • Stationary Windows Component Views
        • Stationary Windows Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Stationary Windows
        • Diagnostic System Check - Defogger
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • HVAC Control Module
          • Liftgate Module (LGM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B0283
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Stationary Windows
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Defogger Inoperative - Rear Window
        • Defogger Grid Lines Diagnosis
        • Mirrors - Automatic Day-Night Inoperative
          • Diagnostic Aids
        • Mirrors - Temperature Display Inaccurate
          • Diagnostic Aids
        • Mirrors - Automatic Day-Night Mirror Displays OC
        • Mirrors - Automatic Day-Night Mirror Displays SC
        • Mirrors - Compass Display Inoperative or Inaccurate
      • Repair Instructions
        • Ambient Air Temperature Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Side Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Stationary Window Reveal Molding Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Upper Reveal Molding Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Side Reveal Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Support Installation
        • Windshield Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Quarter Window Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Urethane Adhesive Installation of Stationary Windows
        • Urethane Adhesive Installation of Encapsulated Stationary Windows
        • Window Polishing
          • Minor Scratch and Abrasion Removal
          • Recommended Equipment
          • Polishing Procedure
        • Grid Line Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Rear Window Defogger Braided Lead Wire
        • Bus Bar/Antenna Terminal Repair
      • Description and Operation
        • Full-Cut Method Description
        • Compass Calibration and Variance Procedure
          • Compass Calibration
          • Compass Magnetic Variation Adjustment
        • Inside Rearview Mirror Description and Operation
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Components
          • Power and Ground of the Inside Rearview Mirror
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Operation
          • Driver Outside Rearview Mirror with the Automatic Day-Night Feature Operation
          • Compass
          • Temperature Display
          • Temperature Display Update Process
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature and Compass without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar®
        • Adhesive Service Kit Description
        • Stationary Window Description
        • Rear Window Defogger Description and Operation
          • Rear Window Defogger System Components
          • Rear Window Defogger Operation
      • Special Tools and Equipment
        • Special Tools
  • Horns
    • Horn System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Horns Schematics
      • Component Locator
        • Horns Component Views
        • Horns Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Horns
        • Diagnostic System Check - Horns
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Symptoms - Horns
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Horns Always On
          • Test Description
        • Horns Inoperative
          • Test Description
        • Horns - Poor Tone
      • Repair Instructions
        • Horn Replacement
          • Removal Procedure
          • Installation Procedure
        • Horn Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Horns System Description and Operation
          • System Description
          • System Operation
          • Circuit Operation
      • Special Tools and Equipment
        • Special Tools
  • Ignition Switch/Steering Lock
    • Steering Wheel & Steering Column
      • Description and Operation
        • Steering Wheel and Column Description and Operation
          • Notes
          • Vehicle Steering
          • Vehicle Security-Some Vehicle Models
          • Driver Convenience
          • Driver Safety
          • Ignition Lock Cylinder Control Actuator
      • Component Locator
        • Steering Column Disassembled View
        • Steering Wheel and Column Component Views
        • Steering Wheel and Column Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Steering Column
        • Symptoms - Steering Wheel and Column
          • Notes
          • Visual/Physical Inspection
          • Symptoms List
        • Ignition Can/Cannot Be Turned Off with Transmission in Any Gear
        • Lock System Does Not Unlock
        • Lock System Does Not Lock
        • Lock System Sticks in Start
        • Key Cannot Be Removed in the Off Lock Position
        • High Lock Effort
        • Noise in Steering Column
        • High Shift Effort
        • Looseness in Steering Column
        • Steering Column Tilt Function Inoperative
      • Repair Instructions
        • Steering Column Accident Damage Inspection
        • Steering Wheel Shroud Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Trim Covers Replacement
          • Removal Procedure
          • Installation Procedure
        • Electronic Park Lock Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Switch Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Case Replacement
          • Removal Procedure
          • Installation Procedure
        • Theft Deterrent Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Multifunction Turn Signal Switch Housing Replacement
          • Removal Procedure
          • Installation Procedure
        • Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement - On Vehicle
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Multifunction, Turn Signal, and Hazard Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Tilt Lever Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Horn Switch Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Wiring Harness Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Control Switch Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Upper
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Lower
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tilt Spring Replacement - Steering Column
          • Removal Procedure
          • Installation Procedure
        • Steering Column Tilt Head Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Jacket Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Shaft Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Wire Harness Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Inflatable Restraint Coil Centering - Off Vehicle (Column Shift And Floor Shift)
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Column/Ignition Lock Schematics
      • Special Tools and Equipment
        • Special Tools
  • Infotainment
    • Cellular Communication System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • OnStar Schematics
      • Component Locator
        • Cellular Communication Component Views
        • Cellular Communication Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Cellular Communication
        • Diagnostic System Check - Cellular Communication
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2455
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2470
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2476
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2482
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B2483 or B2484
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC U1500
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • OnStar Symptom Diagnosis
          • System Description
          • Diagnostic Aids
        • Symptoms - Cellular Communication
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • OnStar One or More Buttons Inoperative
        • OnStar Call Center Remote Function Requests Inoperative
          • Diagnostic Aids
        • Unable to Contact OnStar Call Center
          • Diagnostic Aids
        • Microphone Inoperative - Caller Cannot Be Heard
        • Voice Recognition Inoperative
        • OnStar Button LED Inoperative
          • Test Description
        • No (or Noisy) OnStar Audio
          • Test Description
        • Global Positioning System (GPS) Data Not Current or Inaccurate
          • Diagnostic Aids
      • Repair Instructions
        • Coaxial Cable Replacement - Cellular Telephone (Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Coupling Replacement - Antenna Inner
          • Removal Procedure
          • Installation Procedure
        • Coupling Replacement - Antenna Outer
          • Removal Procedure
          • Installation Procedure
        • Navigation Antenna Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • OnStar Button Assembly Replacement
        • Communication Interface Module Replacement (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Communication Interface Module Replacement (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Navigation Control Processor Bracket Replacement (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Navigation Control Processor Bracket Replacement (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • OnStar Microphone Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • OnStar Description and Operation
          • Notes
          • Vehicle Communication Interface Module (VCIM)
          • OnStar® Button Assembly
          • OnStar® Microphone
          • Cellular and Navigation Antennas
          • OnStar Sleep Cycle
          • Deactivated OnStar® Accounts
          • OnStar® Reconfiguration Procedure
          • OnStar® Cellular, GPS, and Diagnostic Limitations
          • OnStar® Personal Calling
          • Operation of the Hands Free Cellular Phone
          • OPC Features
          • Voice Feedback
          • OPC Security/System Lock
          • Nametags
          • Mobile Identification Number and Mobile Directory Number
          • Operation of the OnStar® Speech Recognition Systems
    • Entertainment System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Entertainment Schematic Icons
        • Radio/Audio System Schematics
        • Voice Recorder Schematics
        • Video System Schematics
      • Component Locator
        • Entertainment Component Views
        • Entertainment Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Entertainment
        • Diagnostic System Check - Entertainment System
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2815
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Entertainment
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Audio System Troubleshooting Hints
          • Notes
          • Preliminary Inspections
          • Identifying Concerns
          • Corrective Action
          • Generator Whine Concerns
        • Radio Poor Reception
          • Notes
          • Diagnostic System Check - Entertainment System
          • Antenna System Test
          • Antenna Checking Procedures
            • Notes
            • Mast Antennas
            • Diversity Antenna System
        • Radio Displays LOC, LOCKED, or CODE (Class 2 Radio)
        • Radio Displays CLN or CLEAN
        • Radio Displays CAL or CAL ERR
        • Radio Display Inoperative, No Sound from Speakers
        • Tape Player Weak, Slow, or Garbled Output
        • Reduced Volume - One or More Speakers
        • Speakers Inoperative - One or More
        • Voice Recorder Inoperative
        • Video Entertainment System Troubleshooting Hints
          • Video Entertainment System Troubleshooting Hints
          • Video or Audio Distortion
          • Video Entertainment System Wireless Headphone Inoperative
          • Video Entertainment System Remote Control Inoperative
        • Video Entertainment System Inoperative
        • Video Entertainment System Always On
        • Radio Audio Inoperative at Rear Seat Audio (RSA) Control
        • Radio Setup
          • Radio Setup
        • Speaker Replacement Reference
      • Repair Instructions
        • Personal Message Player/Recorder Replacement
          • Removal Procedure
          • Installation Procedure
        • Radio Replacement
          • Removal Procedure
          • Installation Procedure
        • Amplifier Replacement (Bravada, Envoy, TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Amplifier Replacement (Envoy XL, TrailBlazer EXT)
          • Removal Procedure
          • Installation Procedure
        • Cassette Player Care and Cleaning
          • Tools Required
        • Microphone Replacement - Radio Volume Compensator Interior
          • Removal Procedure
          • Installation Procedure
        • Radio Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Radio Antenna Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Fixed Antenna Mast Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Extension Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Antenna Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Front Upper
          • Removal Procedure
          • Installation Procedure
        • Speaker Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Video Player Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Video Display Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Radio/Audio System Description and Operation
          • Notes
          • AM/FM Reception
            • Radio Signal
            • AM Reception
            • FM Reception
          • Diversity Antenna System
          • Audio Amplifier
          • Theft Deterrent
          • Integral Multi Disc CD Changer (IMDX)
          • Remote Playback Device
          • Remote CD Changer (CDX)
          • Radio Data System (RDS)
            • Notes
            • Displaying Program Information
            • Controlling the Radio
            • Viewing and Selecting RDS Information for Display
            • Using the RDS Traffic Feature
            • Alternate Frequency (AF) Switching
            • RDS Clock Time
          • Radio Error Messages
          • Voice Recorder
          • Rear Seat Audio (RSA)
        • Video Entertainment System Description and Operation
          • Video Entertainment System Description and Operation
          • Rear Seat Entertainment System
          • DVD Player
            • Notes
            • DVD Player Buttons
            • Video Screen Display Buttons
            • Playing a Disc
            • Stopping and Resuming Play
            • Ejecting the Disc
            • DVD Messages
            • Parental Control Button
            • Video Screen
            • Remote Control
            • Remote Control Buttons
            • Battery Replacement
            • Wireless Headphones
            • Stereo RCA Jacks
            • Audio Output
          • Effects of Electromagnetic Interference (EMI) on the Video System
          • Rear Video System Circuit Description
      • Special Tools and Equipment
        • Special Tools
  • Interior/Exterior Trim
    • Exterior Trim
      • Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Emblem Replacement - Grille
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Hood Front
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Wheel Opening
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Door Body Side (Chevrolet, GMC)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Door Body Side (Oldsmobile)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Door Body Side (Chevrolet, GMC)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Door Body Side (Oldsmobile)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Liftgate Upper
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Wheel Opening
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Wheel Opening Door Flare Replacement - Rear
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Rocker Molding Scuff Plate Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Rocker Molding Scuff Plate Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel (TrailBlazer, Envoy, Bravada)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel Rear
          • Removal Procedures
          • Installation Procedure
        • Molding Replacement - Rear Panel
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
    • Instrument Panel, Gauges & Console
      • Specifications
        • Fastener Tightening Specifications
        • Fuel Level Specifications
      • Schematic and Routing Diagrams
        • Instrument Panel, Gages, and Console Schematic Icons
        • Instrument Cluster Schematics
        • Driver Information System Schematics
        • Audible Warnings Schematics
      • Component Locator
        • Instrument Panel, Gages, and Console Component Views
        • Instrument Panel, Gages, and Console Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Instrument Panel, Gages and Console
        • Diagnostic System Check - Instrument Cluster
          • Test Description
        • Diagnostic System Check - Audible Warnings
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B0540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B0560
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1372
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2961
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0461
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC P0462
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC P0463
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Instrument Panel, Gages and Console
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
            • Notes
            • Driver Information Center
            • Odometer
        • Engine Coolant Temperature Gage Inaccurate or Inoperative
        • Engine Oil Pressure Gage Inaccurate or Inoperative
        • Fuel Gage Inaccurate or Inoperative
          • Diagnostic Aids
          • Test Description
        • Odometer Trip/Reset Switch Inoperative
        • Speedometer and/or Odometer Inaccurate or Inoperative
        • Tachometer Inaccurate or Inoperative
        • Volt Gage Inaccurate or Inoperative
        • Change Engine Oil Indicator Always On
        • Low Engine Oil Level Indicator Always On
        • Low Fuel Indicator Inoperative
        • Driver Information Center (DIC) Switch(es) Inoperative
        • Chime Always On
        • Chime Inoperative
      • Repair Instructions
        • Closeout/Insulator Panel Replacement - Right
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Left
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Instrument Panel (I/P) Lower (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Knee Bolster
          • Removal Procedure
          • Installation Procedure
        • Knee Bolster Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory Left
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Instrument Panel (I/P) Compartment
          • Removal Procedure
          • Installation Procedure
        • Trim Pad Replacement - Instrument Panel (I/P) Upper
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Programming/Synchronization
        • Cigar Lighter Housing or 12 Volt Accessory Power Receptacle Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Carrier Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Storage Bin Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Shift Lever Bezel Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Console Replacement
          • Removal Procedure
          • Installation Procedure
        • Bracket Replacement - Console Floor
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Harness Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Instrument Panel Cluster (IPC) Description and Operation
          • Displays Test
          • Indicators and Warning Messages
          • Engine Coolant Temperature Gage
          • Engine Oil Pressure Gage
          • Fuel Gage
          • Odometer
          • PRND321 Display
          • Speedometer
          • Tachometer
          • Voltmeter
        • Indicator/Warning Message Description and Operation
          • Indicators
          • DIC Warning Messages
          • Change Engine Oil
          • Check Gages
          • Check Oil Level
          • Fuel Level Low
          • Ice Possible
          • Oil Pressure Low Stop Engine
          • OVERSPEED
          • Program Cluster
        • Driver Information Center (DIC) Description and Operation
          • Driver Information Center (DIC)
          • DIC Displays
          • Vehicle Information
          • DIC Trip Information/Reset Capabilities
          • Trip Reset Stem
          • Odometer
          • Trip Odometers
          • Timer
        • Fuel Information
          • DIC Fuel Information/Reset Capabilities
          • Range
          • Average Fuel Economy
          • Instantaneous Fuel Economy
          • Engine Oil Life
          • Feature Programming
            • Notes
            • Driver Warnings
        • Audible Warnings Description and Operation
          • Notes
          • Door Ajar Warning
          • Fasten Safety Belt Warning
          • Key-In-Ignition Warning
          • Lights On Warning
          • Additional Warnings
      • Special Tools and Equipment
        • Special Tools
    • Interior Trim
      • Specifications
      • Repair Instructions
        • Eliminating Unwanted Odors in Vehicles
        • Door Sill Plate Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement-Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Floor Carpet Drying
        • Carpet Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement-Rear
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Headliner Replacement (Trailblazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Headliner Replacement (Trailblazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Assist Handle Replacement
          • Removal Procedure
          • Installation Procedure
        • Coat Hook Replacement
          • Removal Procedure
          • Installation Procedure
        • Overhead Console Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Overhead Console Replacement-Rear
          • Removal Procedure
          • Installation Procedure
        • Roof Console Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunshade Replacement
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Windshield Pillar
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement-Center Pillar
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Body Side Window - Front (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Body Side Window - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement-Rear Window
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter Upper (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Left (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Left (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement-Rear Quarter-Right (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Right (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
  • Interior/Illumination Lights
    • Lighting Systems
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Lighting Systems Schematic Icons
        • Headlights/Daytime Running Lights (DRL) Schematics
        • Fog Lights Schematics
        • Headlight Leveling Schematics
        • Exterior Lights Schematics
        • Interior Lights Schematics
        • Interior Lights Dimming Schematics
      • Component Locator
        • Lighting Systems Component Views
        • Lighting Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Lighting Systems
        • Diagnostic System Check - Lighting Systems
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • Data
          • Inputs
          • Output Control
        • Diagnostic Trouble Code (DTC) List
        • DTC B0951
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B1480
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2527
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B2530
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2575
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2580
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2585
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2610
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2615
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2620
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B2625
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2645
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3801
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC B3802
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • Symptoms - Lighting Systems
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Backup Lamps Always On
        • Backup Lamps Inoperative
        • Cornering Lamps Always On
        • Cornering Lamps Inoperative
        • Courtesy Lamps Always On
        • Courtesy Lamps Inoperative
        • Daytime Running Lamps (DRL) Inoperative
        • Daytime Running Lamps (DRL) On with Park Brake Applied
        • Fog Lamp Indicator Inoperative
        • Fog Lamps Always On
        • Fog Lamps Always On - Rear
        • Fog Lamps Inoperative
        • Fog Lamps Inoperative - Rear
        • Hazard Lamps Always On
        • Hazard Lamps Inoperative
        • Headlamp Switch On Indicator Always On
        • Headlamp Switch On Indicator Inoperative
        • Headlamps Always On - Low or High Beam
        • Headlamps Inoperative - Low Beams
        • Headlamps Inoperative - High Beams
        • Headlamps Inoperative - Flash to Pass
        • Headlight Leveling Inoperative
        • High Beam Indicator Always On
        • High Beam Indicator Inoperative
        • Interior Backlighting Does Not Dim
        • Interior Backlighting Inoperative
        • Instrument Panel (I/P) Compartment Lamp Inoperative
        • Instrument Panel (I/P) Compartment Lamp Always On
        • License Lamps Inoperative
        • Marker Lamps Inoperative
        • Memory/Heated Seat Switch Backlighting Inoperative
        • Park Lamps Inoperative
        • Park, License, and Tail Lamps Always On
        • Park, License, and Tail Lamps Inoperative
        • Stop Lamps Always On
        • Stop Lamps Inoperative
        • Tail Lamps Inoperative
        • Turn Signal Lamps and/or Indicators Always On or Flashing
        • Turn Signal Lamps and/or Indicators Inoperative
        • Underhood Lamp Inoperative
        • Vanity Mirror Lamp(s) Inoperative
      • Repair Instructions
        • Headlamp Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ambient Light Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Driver Module (HDM) Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • High Beam Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T96)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Relay Replacement (RPO T79)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Park Lamp Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Hazard and Turn Signal Flasher Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome and Reading Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Courtesy Lamp Replacement - Instrument Panel
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Compartment Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Vanity Mirror Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Dome Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Underhood Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Replacement (Envoy, Envoy XUV)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Aiming
          • Screen Method for Headlamp Aiming
          • Headlamp Aiming Procedure
        • Fog Lamp Replacement - Front (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Replacement - Front (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Bulb Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Fog Lamp Aiming Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Envoy)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Park/Turn Signal/Side Marker Lamp Bulb Replacement (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Cornering Lamp Bulb Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • High Mounted Stop Lamp Replacement (Envoy, Trailblazer, Rainier, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Backup Lamp Bulb Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • License Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Bulb Replacement
          • Removal Procedure
          • Installation Procedure
        • Tail Lamp Circuit Board Replacement
          • Removal Procedure
          • Installation Procedure
        • Side Marker Lamp Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Exterior Lighting Systems Description and Operation
          • Exterior Lamps
          • Headlamps
          • Daytime Running Lamps (DRL)
          • Headlamp Leveling (Export)
          • Fog Lamps
          • Park, Tail and Marker Lamps
          • Turn Signal Lamps
          • Cornering Lamps
          • Stop Lamps
          • Backup Lamps
        • Interior Lighting Systems Description and Operation
          • Interior Lamps
          • Courtesy Lamps
          • Keyless Entry Interior Illumination
          • Vanity Lamps
          • IP Compartment Lamp
          • Battery Rundown Protection/Inadvertent Power
          • Interior Lamps Dimming
      • Special Tools and Equipment
        • Special Tools
  • Memory Modules
    • Driver Personalization
      • Description and Operation
        • Personalization Description and Operation
          • Personalization
        • Vehicle Personalization
          • Programmable Automatic Door Locks (If Equipped)
          • Additional Information
        • Driver Personalization
          • Memory Seats Programming
          • Programming Features with the Driver Information Center (DIC)
            • Notes
            • Automatic Door Locks
            • Remote Activation Verification
            • Delayed Lighting
            • Perimeter Lighting
            • Memory Seat Recall
            • Easy Exit Seat
            • Tilt Mirror In Reverse
            • Content Theft Deterrent Alarm
            • Display Language
            • Display Units (E/M)
            • Exit Programming
          • Additional Information
  • Mirrors
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Stationary Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Defogger Schematics
        • Inside Rearview Mirror Schematics
      • Component Locator
        • Stationary Windows Component Views
        • Stationary Windows Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Stationary Windows
        • Diagnostic System Check - Defogger
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • HVAC Control Module
          • Liftgate Module (LGM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B0283
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Stationary Windows
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Defogger Inoperative - Rear Window
        • Defogger Grid Lines Diagnosis
        • Mirrors - Automatic Day-Night Inoperative
          • Diagnostic Aids
        • Mirrors - Temperature Display Inaccurate
          • Diagnostic Aids
        • Mirrors - Automatic Day-Night Mirror Displays OC
        • Mirrors - Automatic Day-Night Mirror Displays SC
        • Mirrors - Compass Display Inoperative or Inaccurate
      • Repair Instructions
        • Ambient Air Temperature Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Side Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Stationary Window Reveal Molding Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Upper Reveal Molding Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Side Reveal Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Support Installation
        • Windshield Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Quarter Window Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Urethane Adhesive Installation of Stationary Windows
        • Urethane Adhesive Installation of Encapsulated Stationary Windows
        • Window Polishing
          • Minor Scratch and Abrasion Removal
          • Recommended Equipment
          • Polishing Procedure
        • Grid Line Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Rear Window Defogger Braided Lead Wire
        • Bus Bar/Antenna Terminal Repair
      • Description and Operation
        • Full-Cut Method Description
        • Compass Calibration and Variance Procedure
          • Compass Calibration
          • Compass Magnetic Variation Adjustment
        • Inside Rearview Mirror Description and Operation
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Components
          • Power and Ground of the Inside Rearview Mirror
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Operation
          • Driver Outside Rearview Mirror with the Automatic Day-Night Feature Operation
          • Compass
          • Temperature Display
          • Temperature Display Update Process
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature and Compass without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar®
        • Adhesive Service Kit Description
        • Stationary Window Description
        • Rear Window Defogger Description and Operation
          • Rear Window Defogger System Components
          • Rear Window Defogger Operation
      • Special Tools and Equipment
        • Special Tools
  • Seats
    • Power Seat System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Seats Schematics
        • Lumbar Support Schematics
        • Heated Seats Schematics
        • Memory Seats Schematics
      • Component Locator
        • Power Seat Systems Component Views
        • Power Seat Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Seats
        • Diagnostic System Check - Power Seat Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • Driver Seat Module (DSM)
          • Passenger Seat Module (PSM)
          • Driver Door Module (DDM)
          • Passenger Door Module (PDM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1770 or B2015
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1775, B1780, B2020, or B2025
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1785 or B2030
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1825, B1850, B1860, B2355, B2365, or B2375
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1830, B1835, B1840, B1845, B2075, B2080, B2085, B2090, or B3905
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2425 or B2430
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2435 or B2440
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • Symptoms - Seats
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Seat Inoperative (AR9)
        • Power Seat Does Not Move Forward/Rearward
        • Power Seat Does Not Tilt Forward
        • Power Seat Does Not Tilt Rearward
        • Power Seat Does Not Recline
        • Memory Seat Feature Inoperative
        • Lumbar Support Inoperative (with Memory)
        • Heated Seat Inoperative
      • Repair Instructions
        • Seat Replacement - Front Bucket
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Frame Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Outer Trim Panel Replacement
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Recliner Handle Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Panel Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Lumbar Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Lumbar Support Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Lumbar Support Knob Replacement
          • Removal Procedure
          • Installation Procedure
        • Lumbar Switch Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Switch Replacement - Power
          • Removal Procedure
          • Installation Procedure
        • Seat Switch Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Mechanism Replacement - Power
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Mechanism Replacement - Manual
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Calibration Procedure
        • Head Restraint Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Cover Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Seat Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Trim Panel Replacement - Rear No.1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Bracket Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Bracket Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Latch Release Assembly Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Mid-Position Floor Latch Assembly Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Pull Strap Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 1 (Trailblazer EXT, Envoy XL)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 1 (Trailblazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Rear No. 1 (TrailBlazer, EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Release Latch Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Cover Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Seat Back Latch Bracket - Rear
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Replacement - Rear Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Retractor Assembly Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Seat Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Panel Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Pull Handle Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Extension Panel Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Hinge Filler Cover Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Inner Riser Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Outer Riser Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Cross Bar Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Latch Rod Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Riser Latch Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Seats System Description and Operation
          • Power Seat System Components
          • Power Seat System Operation
          • A51 Power Seats
          • AR9 Front Passenger Seat
        • Lumbar Support Description and Operation
          • Lumbar Support System Components
          • A51 Lumbar Support System Operation
          • AR9 Lumbar Support System Operation
        • Heated Seats Description and Operation
          • Heated Seats System Components
          • Heated Seats System Operation
        • Memory Seats Description and Operation
          • Memory Seat System Components
          • Memory Seat System Description
          • Memory Set/Recall Operation
      • Special Tools and Equipment
        • Special Tools
  • Steering Column Switches
    • Steering Wheel & Steering Column
      • Description and Operation
        • Steering Wheel and Column Description and Operation
          • Notes
          • Vehicle Steering
          • Vehicle Security-Some Vehicle Models
          • Driver Convenience
          • Driver Safety
          • Ignition Lock Cylinder Control Actuator
      • Component Locator
        • Steering Column Disassembled View
        • Steering Wheel and Column Component Views
        • Steering Wheel and Column Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Steering Column
        • Symptoms - Steering Wheel and Column
          • Notes
          • Visual/Physical Inspection
          • Symptoms List
        • Ignition Can/Cannot Be Turned Off with Transmission in Any Gear
        • Lock System Does Not Unlock
        • Lock System Does Not Lock
        • Lock System Sticks in Start
        • Key Cannot Be Removed in the Off Lock Position
        • High Lock Effort
        • Noise in Steering Column
        • High Shift Effort
        • Looseness in Steering Column
        • Steering Column Tilt Function Inoperative
      • Repair Instructions
        • Steering Column Accident Damage Inspection
        • Steering Wheel Shroud Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Trim Covers Replacement
          • Removal Procedure
          • Installation Procedure
        • Electronic Park Lock Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Switch Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Case Replacement
          • Removal Procedure
          • Installation Procedure
        • Theft Deterrent Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Multifunction Turn Signal Switch Housing Replacement
          • Removal Procedure
          • Installation Procedure
        • Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement - On Vehicle
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Multifunction, Turn Signal, and Hazard Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Tilt Lever Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Horn Switch Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Wiring Harness Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Control Switch Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Upper
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Lower
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tilt Spring Replacement - Steering Column
          • Removal Procedure
          • Installation Procedure
        • Steering Column Tilt Head Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Jacket Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Shaft Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Wire Harness Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Inflatable Restraint Coil Centering - Off Vehicle (Column Shift And Floor Shift)
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Column/Ignition Lock Schematics
      • Special Tools and Equipment
        • Special Tools
  • Window Motors & Regulators
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Stationary Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Defogger Schematics
        • Inside Rearview Mirror Schematics
      • Component Locator
        • Stationary Windows Component Views
        • Stationary Windows Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Stationary Windows
        • Diagnostic System Check - Defogger
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • HVAC Control Module
          • Liftgate Module (LGM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B0283
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Stationary Windows
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Defogger Inoperative - Rear Window
        • Defogger Grid Lines Diagnosis
        • Mirrors - Automatic Day-Night Inoperative
          • Diagnostic Aids
        • Mirrors - Temperature Display Inaccurate
          • Diagnostic Aids
        • Mirrors - Automatic Day-Night Mirror Displays OC
        • Mirrors - Automatic Day-Night Mirror Displays SC
        • Mirrors - Compass Display Inoperative or Inaccurate
      • Repair Instructions
        • Ambient Air Temperature Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Side Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Stationary Window Reveal Molding Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Upper Reveal Molding Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Side Reveal Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Support Installation
        • Windshield Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Quarter Window Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Urethane Adhesive Installation of Stationary Windows
        • Urethane Adhesive Installation of Encapsulated Stationary Windows
        • Window Polishing
          • Minor Scratch and Abrasion Removal
          • Recommended Equipment
          • Polishing Procedure
        • Grid Line Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Rear Window Defogger Braided Lead Wire
        • Bus Bar/Antenna Terminal Repair
      • Description and Operation
        • Full-Cut Method Description
        • Compass Calibration and Variance Procedure
          • Compass Calibration
          • Compass Magnetic Variation Adjustment
        • Inside Rearview Mirror Description and Operation
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Components
          • Power and Ground of the Inside Rearview Mirror
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Operation
          • Driver Outside Rearview Mirror with the Automatic Day-Night Feature Operation
          • Compass
          • Temperature Display
          • Temperature Display Update Process
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature and Compass without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar®
        • Adhesive Service Kit Description
        • Stationary Window Description
        • Rear Window Defogger Description and Operation
          • Rear Window Defogger System Components
          • Rear Window Defogger Operation
      • Special Tools and Equipment
        • Special Tools
  • Wiper/Washer Systems
    • Wiper System & Washer System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Wiper/Washer System Schematics
      • Component Locator
        • Wiper/Washer System Component Views
        • Wiper/Washer System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Wiper/Washer Systems
        • Diagnostic System Check - Wiper/Washer
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • BCM Scan Tool Data Definitions
          • LGM Scan Tool Data List
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B2697
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3799
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3810 or B3811
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • Symptoms - Wiper/Washer Systems
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Low Washer Fluid Indicator Malfunction
        • Washers Always On
        • Washers Inoperative
        • Wipers Always On
        • Wipers Inoperative - All Modes
        • Wipers Inoperative - One or More Modes
          • Test Description
        • Moisture Sensing Feature Inoperative
        • Washer Always On - Rear
        • Washer Inoperative - Rear
        • Washers Inoperative - Headlamp
        • Wiper Inoperative - Rear
          • Test Description
        • Wiper Arm Tip Pressure Check
          • Wiper Arm Pressure Check
        • Wiper Blade Element Check
          • Blade Element Set Check
      • Repair Instructions
        • Washer Solvent Container Replacement
          • Removal Procedure
          • Installation Procedure
        • Washer Pump Replacement (Windshield)
          • Removal Procedure
          • Installation Procedure
        • Washer Pump Replacement (Headlamps)
          • Removal Procedure
          • Installation Procedure
        • Washer Nozzle Replacement
          • Removal Procedure
          • Installation Procedure
        • Hose Replacement (Headlamp Washer)
          • Removal Procedure
          • Installation Procedure
        • Hose Replacement (Windshield Washer)
          • Removal Procedure
          • Installation Procedure
        • Wiper Arm Replacement
          • Removal Procedure
          • Installation Procedure
        • Wiper Arm Blade Replacement
          • Removal Procedure
          • Installation Procedure
        • Wiper Blade Element Replacement
          • Removal Procedure
          • Installation Procedure
        • Wiper Motor Cover Replacement
          • Removal Procedure
          • Installation Procedure
        • Wiper Transmission Replacement
          • Removal Procedure
          • Installation Procedure
        • Windshield Outside Moisture Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Wiper Chatter Repair
        • Windshield Glass Cleaning
        • Blade Element Cleaning
        • Washer Pump Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Washer Nozzle Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Washer Hose Replacement - Rear (Pump To Liftgate)
          • Removal Procedure
          • Installation Procedure
        • Washer Hose Replacement - Rear (Liftgate)
          • Removal Procedure
          • Installation Procedure
        • Wiper Arm Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Wiper Arm Blade Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Blade Element Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Wiper Motor Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Wiper Park Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Wiper/Washer Switch Replacement - Rear
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Wiper/Washer System Description and Operation
          • Windshield Wiper/Washer System Components
          • Windshield Wiper/Washer System Operation
          • Moisture Sensitive Wipers
          • Check Washer Fluid Message
        • Rear Wiper/Washer System Description and Operation
          • Rear Wiper/Washer System Components
          • Rear Wiper/Washer System Controls
          • Rear Wiper/Washer System Operation
        • Headlamp Washer System Description and Operation
          • Headlamp Washer System Components
          • Headlamp Washer System Controls
          • Headlamp Washer System Operation
• Body & Frame
  • Door Locks
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Keyless Entry System
      • Schematic and Routing Diagrams
        • Keyless Entry Schematics
      • Component Locator
        • Keyless Entry Component Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Keyless Entry
        • Diagnostic System Check - Remote Keyless Entry
          • Test Description
        • Symptoms - Keyless Entry
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Panic Mode Inoperative
        • Keyless Entry System Inoperative
      • Repair Instructions
        • Transmitter Battery Replacement
          • Removal Procedure
          • Installation Procedure
        • Transmitter Programming
          • Notes
          • Method 1 - No Tools Required
          • Method 2 - Scan Tool Required
      • Description and Operation
        • Keyless Entry System Description and Operation
          • Notes
          • Unlock Driver's Door Only
          • Unlock All Doors-Second Operation
          • Lock All Doors
          • Rear Compartment Lid Release
          • Panic Alarm
          • Keyless Entry Personalization
          • Rolling Code
          • Automatic Synchronization
      • Special Tools and Equipment
        • Special Tools
    • Theft Deterrent System
      • Schematic and Routing Diagrams
        • Theft Deterrent System Schematics
      • Component Locator
        • Theft Deterrent System Component Views
        • Theft Deterrent System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point-Theft Deterrent
        • Diagnostic System Check-Theft Deterrent
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2945: Passlock Power/Ground Circuit
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B2955: Passlock Code
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTCP1626: PCM To BCM Communication
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1630: Enable Learning Flag Is Set
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTCP1631: PCM Did Not Receive A Valid Password
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1632: Received A Fuel Disabled Password From The BCM Or Undecided Password Was Sent From The BCM
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Theft Deterrent
          • Important Preliminary Checks Before Starting
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
          • Content Theft Deterrent (CTD) Alarm Mode Inoperative
          • Content Theft Deterrent (CTD) Does Not Disarm with Key Lock
          • Horn Inoperative in Content Theft Deterrent (CTD) Alarm Mode
          • Lights Inoperative in Content Theft Deterrent (CTD) Alarm Mode
          • Security Indicator Always On or Flashing
          • Security Indicator Inoperative
      • Repair Instructions
        • Programming Theft Deterrent System Components
          • Notes
          • Conditions
          • Learn Procedures
          • 10 Minute Learn Procedure
          • 30 Minute Learn Procedure
      • Description and Operation
        • Theft Systems Description and Operation
          • Theft System Description and Operation
            • Notes
            • SECURITY Indicator
            • Theft Lock Radio (if applicable)
            • CTD/VTD Description and Operation
        • Content Theft Deterrent (CTD) Description and Operation
          • Notes
          • Arming the CTD System
          • Locking The Vehicle Without Arming The CTD System
          • Disarming an Armed System/Silencing an Alarm
          • CTD Circuit Description
          • Body Control Module (BCM)
          • Door Ajar Switches
          • Power Door Lock Switches
          • Inputs
          • Outputs
        • Vehicle Theft Deterrent (VTD) Description and Operation
          • Passlock™ System
          • Ignition Lock Cylinder Case, Including the Passlock™ Sensor
          • Ignition Switch
          • Body Control Module (BCM)
          • Powertrain Control Module
          • Theft System Indicator
          • Fuel Lockout Cycle
          • Changing the Passlock™ Components
    • Theft Deterrent System - Immobilizer
      • Schematic and Routing Diagrams
        • Theft Deterrent System Schematics
      • Component Locator
        • Theft Deterrent System Component Views
        • Theft Deterrent System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Theft Deterrent
        • Diagnostic System Check - Theft Deterrent
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B2734
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3031
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3055
          • Circuit Description
          • Conditions for Running the DTC
          • Condition for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3060
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC B3935
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC P1630
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Actions Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
        • DTC P1631
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Actions Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Theft Deterrent
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Security Indicator Inoperative
      • Repair Instructions
        • Theft Deterrent Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Replacing Keys
        • Adding Keys (Export including Canada)
        • Programming Theft Deterrent System Components
          • Notes
          • Tools Required
          • Procedure to setup a New Theft Deterrent Control Module
            • Notes
            • Tools Required
          • 10 Minute Re-Learn Procedure
      • Description and Operation
        • Theft Systems Description and Operation
          • Notes
          • Security Indicator
          • Radio with Theftlock
        • Vehicle Theft Deterrent (VTD) Description and Operation
          • Notes
          • Theft Deterrent Control Module
          • Powertrain Control Module (PCM)
          • The Ignition Key (Transponder)
            • Notes
            • Master Keys
          • Ignition Lock Cylinder
          • SECURITY Indicator Operation
            • Notes
            • SECURITY Indicator Illuminates when Engine is Running
            • SECURITY Indicator Illuminated and Engine Does Not Start
            • SECURITY Indicator Flashes and Engine Does Not Start
  • Exterior Body Panels
    • Body Front End
      • Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Hood Replacement
          • Removal Procedure
          • Installation Procedure
        • Hood Hinge Replacement
          • Removal Procedure
          • Installation Procedure
        • Hood Latch Adjustment
          • Inspection Procedure
          • Adjustment Procedure
        • Hood Latch Replacement
          • Removal Procedure
          • Installation Procedure
        • Hood Latch Support Replacement
          • Removal Procedure
          • Installation Procedure
        • Hood Latch Release Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Headlamp Housing Panel Replacement (Chevrolet, GMC)
          • Removal Procedure
          • Installation Procedure
        • Headlamp Housing Panel Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Air Intake Baffle Replacement - Radiator
          • Removal Procedure
          • Installation Procedure
        • Fender Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Brace Replacement - Radiator Support Diagonal
          • Removal Procedure
          • Installation Procedure
        • Air Inlet Grille Panel Replacement (Envoy, TrailBlazer)
          • Removal Procedure
          • Installation Procedure
        • Seal Replacement - Hood Rear
          • Removal Procedure
          • Installation Procedure
        • Wheelhouse Panel Replacement
          • Removal Procedure
          • Installation Procedure
    • Body Rear End
      • Specifications
      • Schematic and Routing Diagrams
      • Component Locator
        • Body Rear End Component Views
        • Body Rear End Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Body Rear End
        • Diagnostic System Check - Body Rear End
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Symptoms - Body Rear End
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List:
          • End Gate Window Release Inoperative
          • Rear Hatch/Gate Ajar Indicator Always On
          • Rear Hatch/Gate Ajar Indicator Inoperative
      • Repair Instructions
        • Power Quarter Window Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Opening the Liftgate When There Is an Electrical Failure
        • Latch Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Lift Gate (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Wheelhouse Panel Replacement
          • Removal Procedure
          • Installation Procedure
        • Lift Gate Applique Replacement
          • Removal Procedure
          • Installation Procedure
        • License Plate Pocket Replacement
          • Removal Procedure
          • Installation Procedure
        • Lift Gate Replacement
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Liftgate
          • Removal Procedure
          • Installation Procedure
        • Strut Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Strut Replacement - Lift Gate Window
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Handle Replacement - Liftgate
          • Removal Procedure
          • Installation Procedure
        • Handle/Striker Replacement - Liftgate Window
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Lift Gate Window
          • Removal Procedure
          • Installation Procedure
        • Lift Gate Control Module Programming
        • Lift Gate Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Bumper Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Striker Adjustment - Liftgate Window
          • Adjustment Procedure
        • Window Replacement - Liftgate
          • Removal Procedure
          • Installation Procedure
        • Actuator Replacement - Rear Quarter Window
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Lift Gate
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Pressure Relief Valve Replacement
          • Removal Procedure
          • Installation Procedure
        • Side Reveal Molding Replacement -Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Lift Gate Window
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Rear Hatch/Gate Description and Operation (Gate Ajar Indicator)
          • Gate Ajar Indicator
        • Rear Quarter Window Description and Operation
      • Special Tools and Equipment
    • Bumper System
      • Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Air Deflector Replacement - Front Bumper Fascia
          • Removal Procedure
          • Installation Procedure
        • Air Dam Replacement - Front (Bravada)
          • Removal Procedure
          • Installation Procedure
        • Air Dam Replacement - Front (Chevrolet, GMC)
          • Removal Procedure
          • Installation Procedure
        • Fascia Replacement - Front Bumper (Chevrolet, GMC)
          • Removal Procedure
          • Installation Procedure
        • Fascia Replacement - Front Bumper (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Impact Bar Replacement - Front Bumper
          • Removal Procedure
          • Installation Procedure
        • Fascia Replacement - Rear Bumper
          • Removal Procedure
          • Installation Procedure
        • Impact Bar Replacement - Rear Bumper
          • Removal Procedure
          • Installation Procedure
        • Step Pad Replacement - Rear Bumper (Center)
          • Removal Procedure
          • Installation Procedure
        • Step Pad Replacement - Rear Bumper (Outer - Chevrolet)
          • Installation Procedure
  • Exterior/Interior Trim
    • Exterior Trim
      • Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Emblem Replacement - Grille
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (GMC)
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Grille Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Hood Front
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Wheel Opening
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Door Body Side (Chevrolet, GMC)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Front Door Body Side (Oldsmobile)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Door Body Side (Chevrolet, GMC)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Door Body Side (Oldsmobile)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Liftgate Upper
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rear Wheel Opening
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Wheel Opening Door Flare Replacement - Rear
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Rocker Molding Scuff Plate Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Rocker Molding Scuff Plate Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel (TrailBlazer, Envoy, Bravada)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Molding Replacement - Rocker Panel Rear
          • Removal Procedures
          • Installation Procedure
        • Molding Replacement - Rear Panel
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
    • Instrument Panel, Gauges & Console
      • Specifications
        • Fastener Tightening Specifications
        • Fuel Level Specifications
      • Schematic and Routing Diagrams
        • Instrument Panel, Gages, and Console Schematic Icons
        • Instrument Cluster Schematics
        • Driver Information System Schematics
        • Audible Warnings Schematics
      • Component Locator
        • Instrument Panel, Gages, and Console Component Views
        • Instrument Panel, Gages, and Console Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Instrument Panel, Gages and Console
        • Diagnostic System Check - Instrument Cluster
          • Test Description
        • Diagnostic System Check - Audible Warnings
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B0540
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B0560
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1372
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2961
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0461
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC P0462
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC P0463
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Instrument Panel, Gages and Console
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
            • Notes
            • Driver Information Center
            • Odometer
        • Engine Coolant Temperature Gage Inaccurate or Inoperative
        • Engine Oil Pressure Gage Inaccurate or Inoperative
        • Fuel Gage Inaccurate or Inoperative
          • Diagnostic Aids
          • Test Description
        • Odometer Trip/Reset Switch Inoperative
        • Speedometer and/or Odometer Inaccurate or Inoperative
        • Tachometer Inaccurate or Inoperative
        • Volt Gage Inaccurate or Inoperative
        • Change Engine Oil Indicator Always On
        • Low Engine Oil Level Indicator Always On
        • Low Fuel Indicator Inoperative
        • Driver Information Center (DIC) Switch(es) Inoperative
        • Chime Always On
        • Chime Inoperative
      • Repair Instructions
        • Closeout/Insulator Panel Replacement - Right
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Left
          • Removal Procedure
          • Installation Procedure
        • Closeout/Insulator Panel Replacement - Instrument Panel (I/P) Lower (GMC/Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Knee Bolster
          • Removal Procedure
          • Installation Procedure
        • Knee Bolster Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory Left
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Bezel Replacement - Instrument Panel (I/P) Cluster (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Instrument Panel (I/P) Compartment
          • Removal Procedure
          • Installation Procedure
        • Trim Pad Replacement - Instrument Panel (I/P) Upper
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel Cluster (IPC) Programming/Synchronization
        • Cigar Lighter Housing or 12 Volt Accessory Power Receptacle Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Carrier Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Storage Bin Replacement
          • Removal Procedure
          • Installation Procedure
        • Console Shift Lever Bezel Replacement (Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Console Replacement
          • Removal Procedure
          • Installation Procedure
        • Bracket Replacement - Console Floor
          • Removal Procedure
          • Installation Procedure
        • Instrument Panel (I/P) Harness Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Instrument Panel Cluster (IPC) Description and Operation
          • Displays Test
          • Indicators and Warning Messages
          • Engine Coolant Temperature Gage
          • Engine Oil Pressure Gage
          • Fuel Gage
          • Odometer
          • PRND321 Display
          • Speedometer
          • Tachometer
          • Voltmeter
        • Indicator/Warning Message Description and Operation
          • Indicators
          • DIC Warning Messages
          • Change Engine Oil
          • Check Gages
          • Check Oil Level
          • Fuel Level Low
          • Ice Possible
          • Oil Pressure Low Stop Engine
          • OVERSPEED
          • Program Cluster
        • Driver Information Center (DIC) Description and Operation
          • Driver Information Center (DIC)
          • DIC Displays
          • Vehicle Information
          • DIC Trip Information/Reset Capabilities
          • Trip Reset Stem
          • Odometer
          • Trip Odometers
          • Timer
        • Fuel Information
          • DIC Fuel Information/Reset Capabilities
          • Range
          • Average Fuel Economy
          • Instantaneous Fuel Economy
          • Engine Oil Life
          • Feature Programming
            • Notes
            • Driver Warnings
        • Audible Warnings Description and Operation
          • Notes
          • Door Ajar Warning
          • Fasten Safety Belt Warning
          • Key-In-Ignition Warning
          • Lights On Warning
          • Additional Warnings
      • Special Tools and Equipment
        • Special Tools
    • Interior Trim
      • Specifications
      • Repair Instructions
        • Eliminating Unwanted Odors in Vehicles
        • Door Sill Plate Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Sill Plate Replacement-Lift Gate
          • Removal Procedure
          • Installation Procedure
        • Floor Carpet Drying
        • Carpet Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement-Rear
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Carpet Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Headliner Replacement (Trailblazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Headliner Replacement (Trailblazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Assist Handle Replacement
          • Removal Procedure
          • Installation Procedure
        • Coat Hook Replacement
          • Removal Procedure
          • Installation Procedure
        • Overhead Console Replacement-Front
          • Removal Procedure
          • Installation Procedure
        • Overhead Console Replacement-Rear
          • Removal Procedure
          • Installation Procedure
        • Roof Console Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunshade Replacement
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Windshield Pillar
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement-Center Pillar
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Body Side Window - Front (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement - Body Side Window - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Garnish Molding Replacement-Rear Window
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter Upper (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Left (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Left (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement-Rear Quarter-Right (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Rear Quarter - Right (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
  • Frames, Subframes & Crossmembers
    • Frame & Underbody
      • Specifications
        • Fastener Tightening Specifications
        • Dimensions - Frame (Trailblazer, Envoy, Bravada)
          • Three-Dimensional Measurements
          • Point to Point Measurements
        • Dimensions - Frame (Trailblazer EXT, Envoy XL)
          • Three-Dimensional Measurements
          • Point to Point Measurements
        • Dimensions - Body (Trailblazer, Envoy, Bravada)
          • Engine Compartment Horizontal
          • Engine Compartment Point to Point
          • Engine Compartment Diagonal
          • Rear Door Opening Dimensions
          • Body Side Dimensions
        • Dimensions - Body (Trailblazer EXT, Envoy XL)
          • Engine Compartment Horizontal
          • Engine Compartment Point to Point
          • Engine Compartment Diagonal
          • Rear Door Opening Dimensions
          • Body Side Dimensions
      • Repair Instructions
        • Frame Sectioning - Front Full Frame
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Transmission Support Replacement
          • Removal Procedure
          • Installation Procedure
        • Crossmember Replacement - Front Steering Gear
          • Removal Procedure
          • Installation Procedure
        • Crossmember Replacement - Rear Steering Gear
          • Removal Procedure
          • Installation Procedure
        • Frame Brace Replacement (Trailblazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Frame Brace Replacement (Trailblazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Frame Cushion or Insulator Replacement
          • Removal Procedure
          • Installation Procedure
        • Tow Hook Replacement - Front (Chevrolet (X88) ONLY)
          • Removal Procedure
          • Installation Procedure
        • Assist Step Support Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Assist Step Replacement
          • Removal Procedure
          • Installation Procedure
        • Fuel Tank Shield Replacement (Trailblazer, Envoy)
          • Removal Procedure
          • Installation Procedure
        • Fuel Tank Shield Replacement (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Radiator Support Shield Replacement
          • Removal Procedure
          • Installation Procedure
        • Underbody Inspection
        • Engine Protection Shield Replacement
          • Removal Procedure
          • Installation Procedure
  • Ignition Switch/Steering Lock
    • Steering Wheel & Steering Column
      • Description and Operation
        • Steering Wheel and Column Description and Operation
          • Notes
          • Vehicle Steering
          • Vehicle Security-Some Vehicle Models
          • Driver Convenience
          • Driver Safety
          • Ignition Lock Cylinder Control Actuator
      • Component Locator
        • Steering Column Disassembled View
        • Steering Wheel and Column Component Views
        • Steering Wheel and Column Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Steering Column
        • Symptoms - Steering Wheel and Column
          • Notes
          • Visual/Physical Inspection
          • Symptoms List
        • Ignition Can/Cannot Be Turned Off with Transmission in Any Gear
        • Lock System Does Not Unlock
        • Lock System Does Not Lock
        • Lock System Sticks in Start
        • Key Cannot Be Removed in the Off Lock Position
        • High Lock Effort
        • Noise in Steering Column
        • High Shift Effort
        • Looseness in Steering Column
        • Steering Column Tilt Function Inoperative
      • Repair Instructions
        • Steering Column Accident Damage Inspection
        • Steering Wheel Shroud Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Trim Covers Replacement
          • Removal Procedure
          • Installation Procedure
        • Electronic Park Lock Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Switch Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Replacement
          • Removal Procedure
          • Installation Procedure
        • Ignition Lock Cylinder Case Replacement
          • Removal Procedure
          • Installation Procedure
        • Theft Deterrent Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Multifunction Turn Signal Switch Housing Replacement
          • Removal Procedure
          • Installation Procedure
        • Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement - On Vehicle
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Multifunction, Turn Signal, and Hazard Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Tilt Lever Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Horn Switch Replacement - On Vehicle
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Wiring Harness Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Control Switch Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Wheel Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Upper
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Intermediate Steering Shaft Replacement - Lower
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tilt Spring Replacement - Steering Column
          • Removal Procedure
          • Installation Procedure
        • Steering Column Tilt Head Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Jacket Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Shaft Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Wire Harness Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Steering Column Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Column Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Inflatable Restraint Coil Centering - Off Vehicle (Column Shift And Floor Shift)
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Column/Ignition Lock Schematics
      • Special Tools and Equipment
        • Special Tools
  • Mirrors
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Stationary Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Defogger Schematics
        • Inside Rearview Mirror Schematics
      • Component Locator
        • Stationary Windows Component Views
        • Stationary Windows Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Stationary Windows
        • Diagnostic System Check - Defogger
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • HVAC Control Module
          • Liftgate Module (LGM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B0283
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Stationary Windows
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Defogger Inoperative - Rear Window
        • Defogger Grid Lines Diagnosis
        • Mirrors - Automatic Day-Night Inoperative
          • Diagnostic Aids
        • Mirrors - Temperature Display Inaccurate
          • Diagnostic Aids
        • Mirrors - Automatic Day-Night Mirror Displays OC
        • Mirrors - Automatic Day-Night Mirror Displays SC
        • Mirrors - Compass Display Inoperative or Inaccurate
      • Repair Instructions
        • Ambient Air Temperature Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Side Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Stationary Window Reveal Molding Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Upper Reveal Molding Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Side Reveal Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Support Installation
        • Windshield Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Quarter Window Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Urethane Adhesive Installation of Stationary Windows
        • Urethane Adhesive Installation of Encapsulated Stationary Windows
        • Window Polishing
          • Minor Scratch and Abrasion Removal
          • Recommended Equipment
          • Polishing Procedure
        • Grid Line Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Rear Window Defogger Braided Lead Wire
        • Bus Bar/Antenna Terminal Repair
      • Description and Operation
        • Full-Cut Method Description
        • Compass Calibration and Variance Procedure
          • Compass Calibration
          • Compass Magnetic Variation Adjustment
        • Inside Rearview Mirror Description and Operation
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Components
          • Power and Ground of the Inside Rearview Mirror
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Operation
          • Driver Outside Rearview Mirror with the Automatic Day-Night Feature Operation
          • Compass
          • Temperature Display
          • Temperature Display Update Process
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature and Compass without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar®
        • Adhesive Service Kit Description
        • Stationary Window Description
        • Rear Window Defogger Description and Operation
          • Rear Window Defogger System Components
          • Rear Window Defogger Operation
      • Special Tools and Equipment
        • Special Tools
  • Seats
    • Power Seat System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Seats Schematics
        • Lumbar Support Schematics
        • Heated Seats Schematics
        • Memory Seats Schematics
      • Component Locator
        • Power Seat Systems Component Views
        • Power Seat Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Seats
        • Diagnostic System Check - Power Seat Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • Driver Seat Module (DSM)
          • Passenger Seat Module (PSM)
          • Driver Door Module (DDM)
          • Passenger Door Module (PDM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B1735, B1740, B1745, B1750, B1755, B1760, B1815, or B1820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1770 or B2015
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1775, B1780, B2020, or B2025
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1785 or B2030
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1825, B1850, B1860, B2355, B2365, or B2375
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B1830, B1835, B1840, B1845, B2075, B2080, B2085, B2090, or B3905
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2425 or B2430
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC B2435 or B2440
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • Symptoms - Seats
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Seat Inoperative (AR9)
        • Power Seat Does Not Move Forward/Rearward
        • Power Seat Does Not Tilt Forward
        • Power Seat Does Not Tilt Rearward
        • Power Seat Does Not Recline
        • Memory Seat Feature Inoperative
        • Lumbar Support Inoperative (with Memory)
        • Heated Seat Inoperative
      • Repair Instructions
        • Seat Replacement - Front Bucket
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Frame Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Outer Trim Panel Replacement
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Recliner Handle Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Back Panel Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Lumbar Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Lumbar Support Cable Replacement
          • Removal Procedure
          • Installation Procedure
        • Lumbar Support Knob Replacement
          • Removal Procedure
          • Installation Procedure
        • Lumbar Switch Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Switch Replacement - Power
          • Removal Procedure
          • Installation Procedure
        • Seat Switch Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Mechanism Replacement - Power
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Mechanism Replacement - Manual
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Memory Seat Calibration Procedure
        • Head Restraint Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Cover Replacement - Front Seat
          • Removal Procedure
          • Installation Procedure
        • Seat Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Trim Panel Replacement - Rear No.1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Bracket Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Bracket Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Latch Release Assembly Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Mid-Position Floor Latch Assembly Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Pull Strap Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 1 (Trailblazer EXT, Envoy XL)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 1 (Trailblazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Replacement - Rear No. 1 (TrailBlazer, EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Release Latch Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Back Hinge Cover Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Seat Back Latch Bracket - Rear
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Replacement - Rear Seat
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Retractor Assembly Replacement - Rear No. 1
          • Removal Procedure
          • Installation Procedure
        • Seat Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Cover and Pad Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Cushion Panel Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Pull Handle Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Head Restraint Guide Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Cover and Pad Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Frame Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Back Extension Panel Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Hinge Filler Cover Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Inner Riser Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Outer Riser Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Adjuster Cross Bar Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Latch Rod Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
        • Seat Riser Latch Assembly Replacement - Rear No. 2
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Seats System Description and Operation
          • Power Seat System Components
          • Power Seat System Operation
          • A51 Power Seats
          • AR9 Front Passenger Seat
        • Lumbar Support Description and Operation
          • Lumbar Support System Components
          • A51 Lumbar Support System Operation
          • AR9 Lumbar Support System Operation
        • Heated Seats Description and Operation
          • Heated Seats System Components
          • Heated Seats System Operation
        • Memory Seats Description and Operation
          • Memory Seat System Components
          • Memory Seat System Description
          • Memory Set/Recall Operation
      • Special Tools and Equipment
        • Special Tools
  • Sun Roof/T-Top/Convertible Top
    • Power Sun Roof
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Sunroof Schematics
      • Component Locator
        • Power Roof Systems Component Views
        • Power Roof Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Roof
          • Notes
          • Symptoms
        • Diagnostic System Check - Power Sunroof
          • Test Description
        • Symptoms - Roof
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Sunroof Inoperative
        • Power Sunroof Express Open Feature Inoperative
      • Repair Instructions
        • Sunroof Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunroof Drain Hose Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Sunroof Drain Hose Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Sunroof Sunshade Panel Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunroof Glass Panel Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunroof Seal/Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Sunroof Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Sunroof Motor Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Sunroof Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Microphone Replacement - Radio Volume Compensator Interior
          • Removal Procedure
          • Installation Procedure
        • Luggage Carrier Replacement
          • Removal Procedure
          • Installation Procedure
        • Luggage Carrier Slats Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Luggage Carrier Rivnut Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Sunroof Description and Operation
          • Power Sunroof System Components
          • Power Sunroof Operation
          • Express Open
          • To Close
          • To Vent Open
          • Sunroof Motor
      • Special Tools and Equipment
        • Special Tools
  • Windows
    • Door System, Mirror System & Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Power Window Schematics
        • Door Lock/Indicator Schematics
        • Outside Mirror Schematics
        • Door Control Module Schematics
      • Component Locator
        • Power Door Systems Component Views
        • Power Door Systems Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Doors
        • Diagnostic System Check - Door Systems
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B1017 or B3970 (Passenger Door Module (PDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1017 or B3970 (Driver Door Module (DDM))
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B1023
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1550
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1720
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1721
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC B1723
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B1724
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3808
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B3809
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Diagnostic Aids
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3819
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3820
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3821
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B3822
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3823
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B3824
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Doors
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Power Windows Inoperative - Express Down Function
        • Power Windows Inoperative - Lockout Function
        • Power Window Inoperative - Driver Door
        • Power Window Inoperative - Passenger Door (Front Door)
        • Power Window Inoperative - Passenger Door (Rear Door(s))
        • Door Ajar Indicator Malfunction
        • Power Door Locks Inoperative (Front Door(s))
        • Power Door Locks Inoperative (Rear Door(s))
        • Power Door Locks Inoperative - Endgate/Liftgate
        • Power Mirrors Inoperative
        • Power Mirrors - Folding Inoperative
        • Power Mirrors - Memory Functions Inoperative
        • Mirrors - Outside Automatic Day-Night Feature Inoperative
        • Heated Mirrors Inoperative
      • Repair Instructions
        • Power Window Switch Replacement - Rear Door (Chevrolet)
          • Removal Procedure
          • Installation Procedure
        • Power Window Switch Replacement - Rear Door (GMC/Oldsmobile)
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Driver
          • Removal Procedure
          • Installation Procedure
        • Switch Replacement - Door Lock and Side Window - Passenger
          • Removal Procedure
          • Installation Procedure
        • Power Mirror Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Bezel Replacement
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Front Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Trim Panel Replacement - Side Rear Door
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • DCM Programming/RPO Configuration
        • Water Deflector Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Water Deflector Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Front
          • Removal Procedure
          • Installation Procedure
        • Door Replacement - Side Rear
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Front Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Body Side
          • Removal Procedure
          • Installation Procedure
        • Hinge Replacement - Rear Door - Door Side
          • Removal Procedure
          • Installation Procedure
        • Door Check Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Front Outside
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Rear Outside (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Door Handle Replacement - Inside
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Lock Actuator Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Lock Cylinder Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Latch Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Striker Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Lock Striker Adjustment - Door
          • Adjustment Procedure
        • Wiring Harness Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Wiring Harness Replacement - Rear Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Regulator Motor Replacement - Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Front Door
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Replacement - Rear Door (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Window Weatherstrip Run Channel Assembly Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Upper
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Front Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Outer
          • Removal Procedure
          • Installation Procedure
        • Sealing Strip Replacement - Rear Door Window Belt Inner
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Front Door Opening
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Replacement - Rear Door Opening
          • Removal Procedure
          • Installation Procedure
        • Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Motor Replacement - Power Mirror
          • Removal Procedure
          • Installation Procedure
        • Mirror Face Replacement
          • Removal Procedure
          • Installation Procedure
        • Mirror Lens Replacement - Turn Signal
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Power Windows Description and Operation
          • Power Window System Components
          • Power Window System Controls
          • Power Window Motor Operation
          • Driver Power Window Operation
          • Front Passenger Power Window Operation
          • Rear Passenger Power Window Operation
          • Express Down Operation
          • Power Window Lockout Operation
        • Power Door Locks Description and Operation
          • Door Lock System Components
          • Door Lock System Controls
          • Power Door Lock Operation
        • Door Ajar Indicator Description and Operation
          • Door Ajar Indicator System Components
          • Driver Door Ajar And Passenger Door Ajar
          • Left Rear Door Ajar And Right Rear Door Ajar
        • Outside Mirror Description and Operation (Power Mirrors)
          • Power Mirror System
            • Power Mirror System Components
              • Notes
              • Power Mirror System Controls
            • Power Mirror System Operation
          • Memory Mirror System
            • Memory Mirror System Controls
              • Notes
              • Memory Mirror System Operation
              • Mirror Tilt in Reverse Controls
            • Mirror Tilt in Reverse Operation
          • Folding Mirror System
            • Folding Mirror System Controls
            • Folding Mirror System Operation
        • Outside Mirror Description and Operation (Heated Mirrors)
          • Heated OSRV Mirror
        • Outside Mirror Description and Operation (Automatic Day - Night Mirrors)
          • Automatic Day/Night Feature Operation
      • Special Tools and Equipment
        • Special Tools
    • Stationary Window System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Defogger Schematics
        • Inside Rearview Mirror Schematics
      • Component Locator
        • Stationary Windows Component Views
        • Stationary Windows Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Stationary Windows
        • Diagnostic System Check - Defogger
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
          • HVAC Control Module
          • Liftgate Module (LGM)
        • Diagnostic Trouble Code (DTC) List
        • DTC B0283
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Stationary Windows
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Defogger Inoperative - Rear Window
        • Defogger Grid Lines Diagnosis
        • Mirrors - Automatic Day-Night Inoperative
          • Diagnostic Aids
        • Mirrors - Temperature Display Inaccurate
          • Diagnostic Aids
        • Mirrors - Automatic Day-Night Mirror Displays OC
        • Mirrors - Automatic Day-Night Mirror Displays SC
        • Mirrors - Compass Display Inoperative or Inaccurate
      • Repair Instructions
        • Ambient Air Temperature Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Weatherstrip Side Retainer Replacement
          • Removal Procedure
          • Installation Procedure
        • Stationary Window Reveal Molding Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Upper Reveal Molding Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Windshield Side Reveal Molding Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Replacement
          • Removal Procedure
          • Installation Procedure
        • Rearview Mirror Support Installation
        • Windshield Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Quarter Window Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Urethane Adhesive Installation of Stationary Windows
        • Urethane Adhesive Installation of Encapsulated Stationary Windows
        • Window Polishing
          • Minor Scratch and Abrasion Removal
          • Recommended Equipment
          • Polishing Procedure
        • Grid Line Repair
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Rear Window Defogger Braided Lead Wire
        • Bus Bar/Antenna Terminal Repair
      • Description and Operation
        • Full-Cut Method Description
        • Compass Calibration and Variance Procedure
          • Compass Calibration
          • Compass Magnetic Variation Adjustment
        • Inside Rearview Mirror Description and Operation
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Components
          • Power and Ground of the Inside Rearview Mirror
          • Inside Rearview Mirror with the Automatic Day-Night Feature System Operation
          • Driver Outside Rearview Mirror with the Automatic Day-Night Feature Operation
          • Compass
          • Temperature Display
          • Temperature Display Update Process
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature and Compass without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display without OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature with Compass and OnStar®
          • Switches of the Inside Rearview Mirror with the Automatic Day-Night Feature, Compass/Temperature Display with OnStar®
        • Adhesive Service Kit Description
        • Stationary Window Description
        • Rear Window Defogger Description and Operation
          • Rear Window Defogger System Components
          • Rear Window Defogger Operation
      • Special Tools and Equipment
        • Special Tools
• Brakes
  • Anti-Lock Brakes
    • Anti-Lock Brake System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • ABS Schematics (Electronic Brake Controls)
      • Component Locator
        • ABS Component Views
        • ABS Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Anti-Lock Brake System
        • Diagnostic System Check - ABS
          • Circuit Description
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC C0221: RF Wheel Speed Sensor Circuit Open; C0222: RF Wheel Speed Signal Missing; C0223: RF Wheel Speed Signal Erratic; C0225: LF Wheel Speed Sensor Circuit Open; C0226: LF Wheel Speed Signal Missing; C0227: LF Wheel Speed Signal Erratic
          • Circuit Description
          • Conditions for Running the DTC
            • C0221 and C0225
            • C0222, C0223, C0226 and C0227
          • Conditions for Setting the DTC
            • C0221 and C0225
            • C0222 and C0226
            • C0223 and C0227
          • Action Taken When the DTC Sets
            • C0221,C0225
            • C0222, C0223, C0226, and C0227
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0229: Drop Out Of Front Wheel Speed Signals
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0235: Rear Wheel Speed Signal Circuit Open; C0236: Rear Wheel Speed Signal Circuit Missing; C0237: Rear Wheel Speed Signal Erratic; P1504: Vehicle Speed Output Circuit
          • Circuit Description
          • Conditions for Running the DTC
            • C0235
            • C0236 and C0237
            • P1504
          • Conditions for Setting the DTC
            • C0235
            • C0236
            • C0237
            • P1504
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0238: Wheel Speed Mismatch
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0241: EBCM Control Valve Circuit; C0245: Wheel Speed Sensor Frequency Error; C0254: EBCM Control Valve Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
            • C0241, C0242, C0245, C0246, C0251, C0252, C0253, C0254
            • C0243, C0244, C0247, C0248
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0265: EBCM Relay Circuit; C0266: EBCM Relay Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
            • C0265
            • C0266
          • Conditions for Clearing the DTC
          • Diagnostic Aids
            • Notes
            • C0265
          • C0266
          • Test Description
        • DTC C0267: Pump Motor Circuit Open/Shorted; C0268: Pump Motor Circuit Open/Shorted
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0269: Excessive Dump/Isolation Time; C0274: Excessive Dump/Isolation Time
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
            • C0269
            • C0274
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0271: EBCM Malfunction; C0272: EBCM Malfunction; C0273: EBCM Malfunction; C0284: EBCM Malfunction
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0279: Powertrain Configuration Not Valid
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0281: Brake Switch Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0283: Traction Switch Shorted To Ground (W/NW7)
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0287: Delivered Torque Circuit; P1644: Delivered Torque Output Circuit; P1689: Traction Control Delivered Torque Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
            • C0287
            • P1644 or P1689
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0290: Lost Communications With PCM; C0292: Lost Communications With PCM
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC C0297: Powertrain Configuration Data Not Received
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC C0298: Powertrain Indicated Traction Control Malfunction; P1571: TCS PWM Circuit No Frequency
          • Circuit Description
            • C0298
            • P1571
          • Conditions for Running the DTC
            • C0298
            • P1571
          • Conditions for Setting the DTC
            • C0298
            • P1571
          • Action Taken When the DTC Sets
            • C0298
            • P1571
          • Conditions for Clearing the DTC
            • C0298
            • P1571
          • Diagnostic Aids
            • C0298
            • P1571
          • Test Description
        • Symptoms - Antilock Brake System
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • ABS Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • ABS Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Low Traction Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Low Traction Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Traction Off Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Traction Off Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
      • Repair Instructions
        • ABS Automated Bleed Procedure
          • Two - Person Procedure
        • Electronic Brake Control Module (EBCM) Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Brake Pressure Modulator Valve (BPMV) Replacement
          • Removal Procedure
          • Installation Procedure
        • Wheel Speed Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Traction Control Switch Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • ABS Description and Operation
          • Notes
          • Initialization Sequence
          • Antilock Brake System
          • Pressure Hold
          • Pressure Decrease
          • Pressure Increase
          • Dynamic Rear Proportioning (DRP)
          • Traction Control System (TCS)
          • Brake Warning Indicator
          • ABS Indicator
          • Traction Control Indicators (w/NW7)
            • Low Traction
            • Traction Off
          • Programming the Traction Control Automatic Engagement Feature
      • Special Tools and Equipment
  • Mechanical - Hydraulic
    • Disc Brakes & Drum Brakes
      • Description & Operation
        • Hydraulic Brake System Description
          • Master Cylinder
          • Master Cylinder Fluid Reservoir
          • Pipes and Flexible Brake Hoses
          • Pressure Balance Control System
          • Wheel Apply Components
        • Hydraulic Brake System Operation
        • Brake Assist System Description
          • Brake Pedal
          • Brake Pedal Pushrod
          • Power Brake Booster
          • Vacuum Source
          • Vacuum Source Delivery System
        • Brake Assist System Operation
        • Brake Warning System
          • Brake Warning Indicator
        • Disc Brake System Description
          • Disc Brake Pads
          • Disc Brake Rotors
          • Disc Brake Pad Hardware
          • Disc Brake Caliper Hardware
        • Disc Brake System Operation
        • Park Brake System Description
          • Park Brake Lever Assembly
          • Park Brake Cables
          • Park Brake Cable Equalizer
          • Park Brake Apply Lever
          • Park Brake Actuator
          • Park Brake Shoe
        • Park Brake System Operation
      • Bleeding, Filling & Flushing Brake System
        • Brake Bleeding Sequence
        • Manual Bleeding
        • Pressure Bleeding
        • Master Cylinder Reservoir Filling
        • Master Cylinder Bench Bleeding
        • Hydraulic Brake System Flushing
      • Adjustments & Inspections
        • Brake Pedal PUSHROD Inspection
        • Brake Rotor Refinishing
        • Brake Pedal Travel Measurement & Inspection
        • Brake Pipe & Hose Inspection
        • Brake System External Leak Inspection
        • Hydraulic Brake Component Operation Visual Inspection
        • Park Brake Adjustment
        • Park Brake Cable Automatic Adjuster
          • Notes
          • Disabling
          • Enabling
        • Park Brake Shoe Inspection
      • Trouble Shooting
        • Diagnostic Starting Point - Hydraulic Brake
        • Diagnostic Starting Point - Disc Brake
        • Diagnostic Starting Point - Park Brake
        • Disc Brake System
          • Brake Rotor Thickness Measurement
          • Brake Rotor Surface & Wear Inspection
          • Brake Caliper Inspection
          • Brake Pad Inspection
          • Front Disc Brake Mounting & Hardware Inspection
          • Rear Disc Brake Mounting & Hardware Inspection
        • Brake System Vehicle Road Test
          • Preliminary Inspections
          • Road Testing Procedure
        • Symptoms - Hydraulic Brake
          • Notes
          • Visual/Physical Inspection
          • Intermittents
          • Symptom List
        • Symptoms - Park Brake
          • Visual/Physical Inspection
          • Symptom List
      • Symptom Testing
        • Braking Action Uneven
          • Pulls To One Side
          • Front To Rear
        • Brakes Drag
        • Brake Fluid Loss
        • Brake Pedal Excessive Effort
        • Brake Pedal Excessive Travel
        • Brake Pulsation
        • Brake System Noise
        • Brake System Slow Release
        • Brake Warning Indicator Always On
        • Brake Warning Indicator Inoperative
        • Park Brake Will Not Hold Or Release
      • System Testing
        • Brake Assist System Testing
        • Disc Brake System Testing
        • Hydraulic Brake System Testing
        • Park Brake System Testing
        • Brake System Internal Leak Test
        • Brake System Vacuum Source Test
      • Removal & Installation
        • Notes
        • Brake Pedal
          • Removal
          • Installation
        • Brake Pipe
          • Notes
          • Removal
          • Installation
        • Burnishing Pads & Rotors
        • Front Brake Caliper
          • Removal
          • Installation
        • Front Brake Caliper Bracket
          • Removal
          • Installation
        • Front Brake Hose
          • Removal
          • Installation
        • Front Brake Pads
          • Removal
          • Installation
        • Front Brake Rotor
          • Removal
          • Installation
        • Front Disc Brake Hardware
          • Removal
          • Installation
        • Front Disc Brake Splash Shield
          • Removal
          • Installation
        • Master Cylinder
          • Removal
          • Installation
        • Master Cylinder Reservoir
          • Removal
          • Installation
        • Master Cylinder Fluid Level Sensor
          • Removal
          • Installation
        • Rear Brake Caliper
          • Removal
          • Installation
        • Rear Brake Caliper Bracket
          • Notes
          • Removal
          • Installation
        • Rear Brake Hose
          • Removal
          • Installation
        • Rear Brake Pads
          • Removal
          • Installation
        • Rear Brake Rotor
          • Removal
          • Installation
        • Rear Disc Brake Backing Plate
          • Removal
          • Installation
        • Rear Disc Brake Hardware
          • Removal
          • Installation
        • Park Brake Actuator
          • Removal
          • Installation
        • Park Brake Cable
          • Notes
          • Removal
          • Installation
        • Park Brake Lever Assembly
          • Removal
          • Installation
        • Park Brake Shoe
          • Removal
          • Installation
        • Park Brake Warning Lamp Switch
          • Removal
          • Installation
        • Power Brake Booster
          • Removal
          • Installation
        • Power Brake Booster Check Valve And/Or Hose
          • Removal
          • Installation
        • Stoplight Switch
          • Removal
          • Installation
      • Overhaul
        • Front Brake Caliper
          • Disassembly
          • Assembly
        • Master Cylinder
          • Disassembly
          • Assembly
        • Rear Brake Caliper
          • Notes
          • Disassembly
          • Assembly
      • Brake Specifications
      • Torque Specifications
  • Traction Control
    • Anti-Lock Brake System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • ABS Schematics (Electronic Brake Controls)
      • Component Locator
        • ABS Component Views
        • ABS Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Anti-Lock Brake System
        • Diagnostic System Check - ABS
          • Circuit Description
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC C0221: RF Wheel Speed Sensor Circuit Open; C0222: RF Wheel Speed Signal Missing; C0223: RF Wheel Speed Signal Erratic; C0225: LF Wheel Speed Sensor Circuit Open; C0226: LF Wheel Speed Signal Missing; C0227: LF Wheel Speed Signal Erratic
          • Circuit Description
          • Conditions for Running the DTC
            • C0221 and C0225
            • C0222, C0223, C0226 and C0227
          • Conditions for Setting the DTC
            • C0221 and C0225
            • C0222 and C0226
            • C0223 and C0227
          • Action Taken When the DTC Sets
            • C0221,C0225
            • C0222, C0223, C0226, and C0227
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0229: Drop Out Of Front Wheel Speed Signals
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0235: Rear Wheel Speed Signal Circuit Open; C0236: Rear Wheel Speed Signal Circuit Missing; C0237: Rear Wheel Speed Signal Erratic; P1504: Vehicle Speed Output Circuit
          • Circuit Description
          • Conditions for Running the DTC
            • C0235
            • C0236 and C0237
            • P1504
          • Conditions for Setting the DTC
            • C0235
            • C0236
            • C0237
            • P1504
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0238: Wheel Speed Mismatch
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0241: EBCM Control Valve Circuit; C0245: Wheel Speed Sensor Frequency Error; C0254: EBCM Control Valve Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
            • C0241, C0242, C0245, C0246, C0251, C0252, C0253, C0254
            • C0243, C0244, C0247, C0248
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0265: EBCM Relay Circuit; C0266: EBCM Relay Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
            • C0265
            • C0266
          • Conditions for Clearing the DTC
          • Diagnostic Aids
            • Notes
            • C0265
          • C0266
          • Test Description
        • DTC C0267: Pump Motor Circuit Open/Shorted; C0268: Pump Motor Circuit Open/Shorted
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0269: Excessive Dump/Isolation Time; C0274: Excessive Dump/Isolation Time
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
            • C0269
            • C0274
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0271: EBCM Malfunction; C0272: EBCM Malfunction; C0273: EBCM Malfunction; C0284: EBCM Malfunction
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
        • DTC C0279: Powertrain Configuration Not Valid
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0281: Brake Switch Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0283: Traction Switch Shorted To Ground (W/NW7)
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0287: Delivered Torque Circuit; P1644: Delivered Torque Output Circuit; P1689: Traction Control Delivered Torque Circuit
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
            • C0287
            • P1644 or P1689
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC C0290: Lost Communications With PCM; C0292: Lost Communications With PCM
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC C0297: Powertrain Configuration Data Not Received
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC C0298: Powertrain Indicated Traction Control Malfunction; P1571: TCS PWM Circuit No Frequency
          • Circuit Description
            • C0298
            • P1571
          • Conditions for Running the DTC
            • C0298
            • P1571
          • Conditions for Setting the DTC
            • C0298
            • P1571
          • Action Taken When the DTC Sets
            • C0298
            • P1571
          • Conditions for Clearing the DTC
            • C0298
            • P1571
          • Diagnostic Aids
            • C0298
            • P1571
          • Test Description
        • Symptoms - Antilock Brake System
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • ABS Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • ABS Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Low Traction Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Low Traction Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Traction Off Indicator Always On
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Traction Off Indicator Inoperative
          • Circuit Description
          • Diagnostic Aids
          • Test Description
      • Repair Instructions
        • ABS Automated Bleed Procedure
          • Two - Person Procedure
        • Electronic Brake Control Module (EBCM) Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Brake Pressure Modulator Valve (BPMV) Replacement
          • Removal Procedure
          • Installation Procedure
        • Wheel Speed Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Traction Control Switch Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • ABS Description and Operation
          • Notes
          • Initialization Sequence
          • Antilock Brake System
          • Pressure Hold
          • Pressure Decrease
          • Pressure Increase
          • Dynamic Rear Proportioning (DRP)
          • Traction Control System (TCS)
          • Brake Warning Indicator
          • ABS Indicator
          • Traction Control Indicators (w/NW7)
            • Low Traction
            • Traction Off
          • Programming the Traction Control Automatic Engagement Feature
      • Special Tools and Equipment
• Drivelines & Axles
  • Axle Shafts
    • Model Identification
    • Description & Operation
    • Component Locations
    • Trouble Shooting
      • Diagnostic Starting Point
      • Symptoms
        • Notes
        • Classifying Symptom
        • Visual/Physical Inspection
        • Symptom List
      • Clicking Noise In Turns
      • Clunking When Accelerating From Coast
      • Clunking Noise When Accelerating During Turns
    • Removal & Installation
      • Notes
      • Axle Shafts
        • Removal
        • Installation
    • Overhaul
      • Notes
      • Axle Shaft Inner Joint & Boot
        • Notes
        • Disassembly
        • Reassembly
      • Axle Shaft Outer Joint & Boot
        • Notes
        • Disassembly
        • Reassembly
    • Torque Specifications
  • Differentials & Drive Axles
    • Front Drive Axle
      • Specifications
        • Fastener Tightening Specifications
        • Pinion Preload and Backlash
        • Sealers, Adhesives, and Lubricants
      • Component Locator
        • Front Drive Axle Disassembled Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Front Drive Axle
        • Symptoms - Front Drive Axle
          • Notes
          • Noise Diagnosis
          • Classifying the Symptom
          • Visual/Physical Inspection
          • Symptoms List
        • Front Drive Axle Noises
          • Gear Noise
          • Bearing Noise
          • Front Wheel Bearing Noise
          • Knock at Low Speeds
          • Backlash Clunk
        • Noisy in Drive
        • Noisy When Coasting
        • Intermittent Noise
        • Constant Noise
        • Noisy on Turns
        • Wheel Bearing Wear - Front Drive Axle (Straight)
          • Straight Roller Bearing Diagnosis
          • Wear (Minor)
          • Wear (Major)
          • Brinelling
          • Indentations
          • Single Edge Pitting
          • Double Edge Pitting
          • Misalignment
          • Frettage
          • Smears
        • Wheel Bearing Wear - Front Drive Axle (Tapered)
          • Tapered Roller Bearing Diagnosis
          • Abrasive Roller Wear
          • Abrasive Step Wear
          • Galling
          • Etching
          • Bent Cage
          • Cage Wear
          • Indentations
          • Frettage
          • Smears
          • Stain Discoloration
          • Heat Discoloration
          • Misalignment
          • Cracked Inner Race
          • Fatigue Spalling
          • Brinelling
        • Front Axle Lubricant Leak Diagnosis
          • Notes
          • Determining the Cause
            • Notes
            • Oil Seals
              • Notes
              • Sealing Surfaces
            • Differential Carrier Assembly
        • Lubricant Level Check
      • Repair Instructions
        • Lubricant Change
          • Removal Procedure
          • Installation Procedure
        • Vent Hose Replacement
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Replacement - Front Drive Axle (S4WD)
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Replacement - Front Drive Axle (A4WD)
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Oil Seal Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Inner Axle Shaft Replacement - Front Drive Axle
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Actuator Replacement - Front Drive Axle
          • Removal Procedure
          • Installation Procedure
        • Differential Drive Pinion Flange/Yoke, Seal, and Dust Deflector Replacement - Front
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Differential Carrier Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Differential Carrier Assembly Oil Seal and/or Bearing Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly - Disassemble (S4WD)
          • Disassembly Procedure
        • Intermediate Shaft Bearing Assembly - Disassemble (A4WD)
          • Disassembly Procedure
        • Intermediate Shaft Bearing Assembly Clutch Fork and Sleeve Inspection
        • Intermediate Shaft Bearing Assembly Case Bearings and Thrust Washers Inspection
        • Differential Carrier Assembly - Disassemble
          • Notes
          • Inspection Procedure
          • Disassembly Procedure
        • Differential Case Assembly Disassemble
          • Tools Required
        • Differential Case Bearings Inspection
        • Differential Case and Gears Inspection
        • Pinion and Ring Gear Inspection
        • Thrust Washers, Shims, and Adjuster Sleeves Inspection
        • Differential Case Assembly Assemble
        • Pinion Bearing Cup Installation
          • Tools Required
        • Pinion Depth Adjustment
        • Differential Carrier Assembly - Assemble
          • Notes
          • Assembly Procedure
        • Backlash Inspection and Adjustment
        • Intermediate Shaft Bearing Assembly - Assemble (S4WD)
          • Notes
          • Assembly Procedure
        • Intermediate Shaft Bearing Assembly - Assemble (A4WD)
          • Notes
          • Assembly Procedure
        • Differential Carrier Assembly - Final Assembly
        • Gear Tooth Contact Pattern Inspection
          • Notes
          • Gear Tooth Nomenclature
          • Adjustments Affecting Tooth Contact
            • Notes
            • Pinion Depth Adjustment
            • Backlash Adjustment
          • Testing Procedure
          • Correct Contact Pattern
            • Condition
            • Correction
            • Service Hints
          • Drive Side Heel - Coast Side Toe Contact Pattern
            • Notes
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Heel Contact Pattern
            • Notes
            • Condition
            • Correction
          • Drive Side Heel - Coast Side Heel Contact Pattern
            • Notes
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Toe Contact Pattern
            • Notes
            • Condition
            • Correction
          • High Flank Contact Pattern
            • Notes
            • Condition
            • Correction
          • Low Flank Contact Pattern
            • Notes
            • Condition
            • Correction
      • Description and Operation
        • Front Drive Axle Description and Operation
          • Selectable Four Wheel Drive (S4WD) Front Axle Description and Operation
          • Automatic Four Wheel Drive (A4WD) Front Axle Description and Operation
      • Special Tools and Equipment
        • Special Tools
    • Front Drive Axle - 4WD
      • Specification
      • Component Locator
        • Front Drive Axle Disassembled Views
          • Front Drive Axle (7.25 in Axle) (S4WD)
          • Front Drive Axle (7.25 in Axle) (A4WD)
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Front Drive Axle
        • Symptoms - Front Drive Axle
          • Notes
          • Classifying the Symptom
          • Visual/Physical Inspection
          • Symptoms List
        • Front Drive Axle Noises
          • Gear Noise
          • Bearing Noise
          • Front Wheel Bearing Noise
          • Knock at Low Speeds
          • Backlash Clunk
        • Noisy in Drive
          • Noisy in Drive
        • Noisy When Coasting
          • Noisy When Coasting
        • Intermittent Noise
          • Intermittent Noise
        • Constant Noise
          • Constant Noise
        • Noisy on Turns
          • Noisy On Turns
        • Wheel Bearing Wear - Front Drive Axle (Straight)
          • Straight Roller Bearing Diagnosis
            • Notes
            • Wear (Minor)
            • Wear (Major)
            • Brinelling
            • Indentations
            • Single Edge Pitting
            • Double Edge Pitting
            • Misalignment
            • Frettage
            • Smears
        • Wheel Bearing Wear - Front Drive Axle (Tapered)
          • Tapered Roller Bearing Diagnosis
            • Notes
            • Abrasive Roller Wear
            • Abrasive Step Wear
            • Galling
            • Etching
            • Bent Cage
            • Cage Wear
            • Indentations
            • Frettage
            • Smears
            • Stain Discoloration
            • Heat Discoloration
            • Misalignment
            • Cracked Inner Race
            • Fatigue Spalling
            • Brinelling
        • Front Axle Lubricant Leak Diagnosis
          • Notes
          • Determining the Cause
            • Notes
            • Oil Seals
            • Sealing Surfaces
            • Differential Carrier Assembly
      • Repair Instructions
        • Lubricant Level Inspection - Front Drive Axle
          • Notes
          • Determining the Cause
          • Oil Seals
          • Sealing Surfaces
          • Differential Carrier Assembly
        • Lubricant Replacement - Front Drive Axle
          • Removal Procedure
          • Installation Procedure
        • Vent Hose Replacement
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Replacement - Front Drive Axle (S4WD)
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Replacement - Front Drive Axle (A4WD)
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly Oil Seal Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Inner Axle Shaft Replacement - Front Drive Axle
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Actuator Replacement - Front Drive Axle
          • Removal Procedure
          • Installation Procedure
        • Differential Drive Pinion Flange/Yoke, Seal, and Dust Deflector Replacement - Front
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Differential Carrier Assembly Replacement (4.2L In-Line Six Cylinder)
          • Removal Procedure
          • Installation Procedure
        • Differential Carrier Assembly Replacement (4.8L, 5.3L, 6.0L V-8)
          • Removal Procedure
          • Installation Procedure
        • Differential Carrier Assembly Oil Seal and/or Bearing Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Intermediate Shaft Bearing Assembly - Disassemble (S4WD)
          • Disassembly Procedure
        • Intermediate Shaft Bearing Assembly - Disassemble (A4WD)
          • Disassembly Procedure
        • Intermediate Shaft Bearing Assembly Clutch Fork and Sleeve Inspection
        • Intermediate Shaft Bearing Assembly Case Bearings and Thrust Washers Inspection
        • Differential Carrier Assembly - Disassemble
          • Notes
          • Inspection Procedure
          • Disassembly Procedure
        • Differential Case Assembly Disassemble
        • Differential Case Bearings Inspection
        • Differential Case and Gears Inspection
        • Pinion and Ring Gear Inspection
        • Thrust Washers, Shims, and Adjuster Sleeves Inspection
        • Differential Case Assembly Assemble
        • Pinion Bearing Cup Installation
        • Pinion Depth Adjustment
        • Differential Carrier Assembly - Assemble
          • Notes
          • Assembly Procedure
        • Backlash Inspection and Adjustment
          • Notes
          • Measuring Backlash
        • Intermediate Shaft Bearing Assembly - Assemble (S4WD)
          • Notes
          • Assembly Procedure
        • Intermediate Shaft Bearing Assembly - Assemble (A4WD)
          • Notes
          • Assembly Procedure
        • Differential Carrier Assembly - Final Assembly
        • Gear Tooth Contact Pattern Inspection
          • Notes
          • Gear Tooth Nomenclature
          • Adjustments Affecting Tooth Contact
            • Notes
            • Pinion Depth Adjustment
            • Backlash Adjustment
          • Testing Procedure
          • Correct Contact Pattern
            • Condition
            • Correction
            • Service Hints
          • Drive Side Heel - Coast Side Toe Contact Pattern
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Heel Contact Pattern
            • Condition
            • Correction
          • Drive Side Heel - Coast Side Heel Contact Pattern
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Toe Contact Pattern
            • Condition
            • Correction
          • High Flank Contact Pattern
            • Condition
            • Correction
          • Low Flank Contact Pattern
            • Condition
            • Correction
      • Description and Operation
        • Front Drive Axle Description and Operation
          • Selectable Four Wheel Drive (S4WD) Front Axle Description and Operation
          • Automatic Four Wheel Drive (A4WD) Front Axle Description and Operation
      • Special Tools & Equipment
    • Rear Drive Axle
      • Specifications
        • Fastener Tightening Specifications
        • Pinion Bearing and Differential Bearing Preload
        • Sealers, Adhesives, and Lubricants
      • Component Locator
        • Rear Axle Disassembled Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Rear Drive Axle
        • Symptoms - Rear Drive Axle
          • Notes
          • Visual/Physical Inspection
          • Symptom List
        • Rear Drive Axle Noises
          • Gear Noise
          • Bearing Noise
          • Rear Wheel Bearing Noise
          • Knock at Low Speeds
          • Backlash Clunk
        • Noisy in Drive
        • Noisy When Coasting
        • Intermittent Noise
        • Constant Noise
        • Noisy on Turns
        • Wheel Bearing Wear - Rear Drive Axle (Straight)
          • Straight Roller Bearing Diagnosis
          • Wear (Minor)
          • Wear (Major)
          • Brinelling
          • Indentations
          • Single Edge Pitting
          • Double Edge Pitting
          • Misalignment
          • Frettage
          • Smears
        • Wheel Bearing Wear - Rear Drive Axle (Tapered)
          • Tapered Roller Bearing Diagnosis
          • Abrasive Roller Wear
          • Abrasive Step Wear
          • Galling
          • Etching
          • Bent Cage
          • Cage Wear
          • Indentations
          • Frettage
          • Smears
          • Stain Discoloration
          • Heat Discoloration
          • Misalignment
          • Cracked Inner Race
          • Fatigue Spalling
          • Brinelling
        • Rear Axle Lubricant Leak Diagnosis
          • Notes
          • Determining the Cause
          • Oil Seals
          • Gaskets
          • Rear Axle Housing
      • Repair Instructions
        • Lubricant Level Check
        • Lubricant Change
          • Removal Procedure
          • Installation Procedure
        • Vent Hose Replacement
          • Removal Procedure
          • Installation Procedure
        • Rear Axle Housing Cover and Gasket Replacement
          • Removal Procedure
          • Installation Procedure
        • Rear Axle Shaft Replacement
          • Removal Procedure
          • Installation Procedure
        • Rear Oil Seal and/or Bearing Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Drive Pinion Flange/Yoke and/or Oil Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Drive Pinion and Ring Gear Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Drive Pinion Bearings Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Differential Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Differential Side Bearings Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Rear Axle Replacement
          • Removal Procedure
          • Installation Procedure
        • Differential Overhaul
          • Tools Required
          • Disassembly Procedure
          • Assembly Procedure
        • Rear Axle - Disassemble
        • Bearings Inspection
        • Differential Inspection
        • Pinion and Ring Gear Inspection
        • Rear Axle Housing Inspection
        • Shims Inspection
        • Rear Axle - Assemble
        • Pinion Depth Adjustment
        • Differential Side Bearing Preload Adjustment
        • Backlash Adjustment (All Except 9.75 Inch Axle)
        • Gear Tooth Contact Pattern Inspection
          • Notes
          • Drive Pinion and Ring Gear Identification
          • Gear Tooth Nomenclature
          • Adjustments Affecting Tooth Contact
            • Notes
            • Backlash Adjustment
            • Pinion Depth Adjustment
            • Testing Procedure
          • Correct Contact Pattern
            • Condition
            • Correction
            • Service Hints
          • Drive Side Heel - Coast Side Toe Contact Pattern
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Heel Contact Pattern
            • Condition
            • Correction
          • Drive Side Heel - Coast Side Heel Contact Pattern
            • Condition
            • Correction
          • Drive Side Toe - Coast Side Toe Contact Pattern
            • Condition
            • Correction
          • High Flank Contact Pattern
            • Condition
            • Correction
          • Low Flank Contact Pattern
            • Condition
            • Correction
      • Description and Operation
        • Rear Drive Axle Description and Operation
      • Special Tools and Equipment
    • Rear Drive Axle - EATON Locking
      • Model Identification
      • Description
      • Axle Ratio & Identification
      • Troubleshooting
        • Locking Differential Diagnosis
        • Locking Axle Does Not Lock
        • Locking Rear Axle Locks In Turns
        • Locking Rear Axle Chatters In Turns
        • Noise In Addition To Normal Clutch Engagement
      • Removal & Installation
      • Overhaul
        • 1-Piece Case
          • Disassembly (Differential)
          • Disassembly (Cam Unit)
          • Disassembly (Clutch Disc Assembly)
          • Inspection
          • Reassembly (Cam Unit)
          • Reassembly (Clutch Disc Assembly)
          • Reassembly (Differential)
        • 2-Piece Case
          • Disassembly (Differential)
          • Disassembly (Cam Unit)
          • Inspection
          • Reassembly (Cam Unit)
          • Reassembly (Differential)
      • Adjustments
        • 1-Piece Case
          • Notes
          • Gear Backlash
        • 2-Piece Case
          • Notes
          • Right Side Gear Backlash
          • Left Side Gear Backlash
          • Reaction Block Clearance
      • Axle Assembly Specifications
      • Torque Specifications
  • Driveshaft & Universal Joints
    • Propeller Shaft And Universal Joints
      • Specifications
        • Fastener Tightening Specifications
        • Sealers, Adhesives, and Lubricants
      • Component Locator
        • Driveline Disassembled Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Propeller Shaft
        • Symptoms - Propeller Shaft
          • Notes
          • Classifying the Symptom
          • Visual/Physical Inspection
          • Symptom List
        • Leak at Front Slip Yoke
        • Universal Joint Noise
        • Ping, Snap, or Click Noise
        • Knock or Clunk Noise
        • Scraping Noise
        • Squeak Noise
        • Shudder on Acceleration at Low Speed
      • Repair Instructions
        • Propeller Shaft Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Propeller Shaft Replacement - Rear
          • Removal Procedure
          • Installation Procedure
        • Universal Joint Replacement - Nylon Injected Ring
          • Tools Required
          • Disassembly Procedure
          • Assembly Procedure
        • Universal Joint Replacement - External Snap Ring
          • Tools Required
          • Disassembly Procedure
          • Assembly Procedure
      • Description and Operation
        • Propeller Shaft Description and Operation
          • Notes
          • Front Propeller Shaft Description
          • One Piece Propeller Shaft Description
          • Universal Joint Description
      • Special Tools and Equipment
• Electrical
  • Body Electrical
    • Battery, Charging System And Starting System
      • Specifications
        • Fastener Tightening Specifications
        • Battery Usage
        • Starter Motor Usage
        • Generator Usage
      • Schematic & Routing Diagrams
        • Starting & Charging Schematics
      • Component Locator
        • Engine Electrical Component Views
        • Engine Electrical Connector End Views
      • Diagnostic Information & Procedures
        • Diagnostic Starting Point - Engine Electrical
        • Diagnostic System Check - Engine Electrical
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC P0562
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0563
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0621
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC P0622
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Engine Electrical
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Battery Inspection/Test (Non-HP2)
          • Diagnostic Aids
        • Battery Charging (Non-HP2)
          • Tools Required
          • Charging Time Required
          • Charging Procedure
        • Battery Electrical Drain/Parasitic Load Test (w/ BCM)
          • Notes
          • Battery Electrical Drain
        • Battery Common Causes of Failure
          • Notes
          • Electrolyte Freezing
          • Battery Protection During Vehicle Storage
        • Jump Starting in Case of Emergency (Non HP2)
        • Charging System Test
        • Charge Indicator Always On
        • Charge Indicator Inoperative
        • Generator Noise Diagnosis
          • Diagnostic Aids
        • Starter Solenoid Does Not Click
        • Starter Solenoid Clicks, Engine Does Not Crank
        • Engine Cranks Slowly
      • Repair Instructions
        • Battery Negative Cable Disconnect/Connect Procedure
          • Disconnecting Procedure
          • Connecting Procedure
        • Battery Negative Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Positive Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Replacement
          • Removal Procedure
          • Installation Procedure
        • Battery Tray Replacement
          • Removal Procedure
          • Installation Procedure
        • Starter Motor Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Generator Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
      • Description & Operation
        • Battery Description & Operation
          • Notes
          • Battery Ratings
          • Reserve Capacity
          • Cold Cranking Amperage
          • Auxiliary Battery
        • Charging System Description & Operation
          • Generator
          • Regulator
          • Charging System Indicators
            • Battery
            • Battery Not Charging
        • Starting System Description & Operation
        • Load Shed System Description & Operation
      • Special Tools & Equipment
        • Special Tools
    • OEM Connector End Views
      • Connector End Views
        • Transfer Case Shift Control Module Connector End View - C1
        • Transfer Case Shift Control Module Connector End View - C2
        • Transfer Case Shift Control Module Connector End View - C3
        • Transfer Case Connector End View
        • Vehicle Speed Sensor (VSS) Connector End View - LR Transfer Case
        • Vehicle Speed Sensor (VSS) Connector End View - RR Transfer Case
        • Accelerator Pedal Position Sensor Connector End View
        • Camshaft Actuator Solenoid Connector End View
        • CMP Sensor Connector End View
        • CKP Sensor Connector End View
        • ECT Sensor Connector End View
        • EVAP Canister Purge Solenoid Connector End View
        • EVAP Canister Vent Solenoid Connector End View
        • Fuel Pump & Sender Connector End View
        • Fuel Tank Pressure (FTP) Sensor Connector End View
        • Heated Oxygen Sensor 1 Connector End View
        • Heated Oxygen Sensor 2 Connector End View
        • IAT Sensor Connector End View
        • Ignition Coil No. 1 Connector End View
        • Ignition Coil No. 2 Connector End View
        • Ignition Coil No. 3 Connector End View
        • Ignition Coil No. 4 Connector End View
        • Ignition Coil No. 5 Connector End View
        • Ignition Coil No. 6 Connector End View
        • Knock Sensor (KS) 1 Connector End View
        • Knock Sensor (KS) 2 Connector End View
        • MAP Sensor Connector End View
        • PCM Connector End View C1 (1 Of 2)
        • PCM Connector End View C1 (2 Of 2)
        • PCM Connector End View C2 (1 Of 3)
        • PCM Connector End View C2 (2 Of 3)
        • PCM Connector End View C2 (3 Of 3)
        • PCM Connector End View C3 (1 Of 2)
        • PCM Connector End View C3 (2 Of 2)
        • Throttle Actuator Control (TAC) Motor Connector End View
        • Transmission Range Switch Connector End View
        • EBCM - C1 Connector End View
        • EBCM - C2 Connector End View
        • Traction Control Switch Connector End View
        • Wheel Speed Sensor - LF Connector End View
        • Wheel Speed Sensor - RF Connector End View
        • PCM 80-Pin Connector End View (C1 & C2) (2.2L & 4.3L - Except "C" & "K" Series)
        • PCM 80-Pin Connector End View (C1 & C2) (3.8L, 4.3L "C" & "K" Series, 4.8L, 5.0L, 5.3L, 5.7L & 6.0L)
        • PCM 64-Pin Connector End View (C1 & C2) (4.2L)
        • PNP Switch & Backup Light Switch Connector End View (C1)
        • Pressure Control Solenoid Valve Connector End View
        • TCC Solenoid Valve Connector End View
        • TFP Manual Valve Position Switch Connector End View
        • Tow/Haul Switch Connector End View ("S" & "T" Series - Except Envoy)
        • Tow/Haul Switch Connector End View (Envoy, & "C", "K", "L" & "M" Series)
        • TR Switch Connector End View
        • Transmission 20-Pin In-Line Connector End View (Engine Side)
        • Transmission 20-Pin In-Line Connector End View (Transmission Side)
        • VSS Connector End View
        • 1-2 & 2-3 Shift Solenoid Valve, & TCC PWM Solenoid Valve Connector End View
        • 3-2 Shift Solenoid Valve Connector End View
        • SDM Connector End View
        • Driver-side & Passenger-Side Air Bag Module Connector End View
        • Electronic Frontal Sensor (EFS), Side Impact Air Bag Module & Side Impact Sensor (SIS) Connector End View
        • Park & Shift Lock Connector End View
        • PNP Switch Connector End View
        • Stoplamp Switch Connector End View
        • Cooling Fan Clutch Connector End View
        • Seat Belt Switch Connector End View - LF
        • Front Axle Actuator Connector End View
        • Propshaft Speed Sensor Connector End View - LF Transfer Case
        • Propshaft Speed Sensor Connector End View - RR Transfer Case
        • Transfer Case Shift Control Module Connector End View - C1 (1 Of 2)
        • Transfer Case Shift Control Module Connector End View - C1 (2 Of 2)
        • Transfer Case Shift Control Switch Connector End View
        • Data Link Connector (DLC) Connector End View
        • Star Connector #1 Connector End View
        • Star Connector #2 Connector End View
        • Liftgate Module (LGM) Connector End View - C1
        • Liftgate Module (LGM) Connector End View - C2
        • Liftgate Module (LGM) Connector End View - C3
        • Liftgate Ajar Switch Connector End View
        • Liftglass Ajar Switch Connector End View
        • A/C Compressor Clutch Assembly Connector End View
        • A/C Low Pressure Switch Connector End View
        • A/C Refrigerant Pressure Sensor Connector End View
        • Air Temperature Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Air Temperature Actuator Connector End View - Left
        • Air Temperature Actuator Connector End View - Right
        • Air Temperature Sensor Connector End View - Lower Left
        • Air Temperature Sensor Connector End View - Lower Right
        • Air Temperature Sensor Connector End View - Upper Left
        • Air Temperature Sensor Connector End View - Upper Right
        • Air Temperature Sensor Assembly Connector End View - Inside
        • Ambient Air Temperature Sensor Connector End View
        • Ambient Light/Sunload Sensor Assembly Connector End View
        • Blower Motor Connector End View
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 3)
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Control Module Connector End View
        • Blower Motor Control Processor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Fuse Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Switch Connector End View - Front Auxiliary
        • Console Mode Actuator Connector End View (Body Type VIN 6)
        • Coolant Bypass Valve Connector End View (Body Type VIN 6)
        • Defrost Actuator Connector End View
        • HVAC Control Module Connector End View C1
        • HVAC Control Module Connector End View C2
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 3)
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 6)
        • Mode Actuator Connector End View
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 3)
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Recirculation Actuator Connector End View
        • Blower Motor Resistor Assembly Connector End View
        • Blower Motor Switch Connector End View - Front Auxiliary (Body Type VIN 6)
        • Auxiliary Power Outlet Connector End View - Console
        • Auxiliary Power Outlet Connector End View - Front
        • Auxiliary Power Outlet Connector End View - Rear
        • Cigar Lighter Connector End View
        • Ignition Switch Connector End View
        • Splice Pack SP201 Connector End View
        • C100 Connector End View
        • C101 Connector End View
        • C104 Connector End View
        • C105 Connector End View
        • C201 Connector End View
        • C202 Connector End View (Olds, GMC)
        • C203 Connector End View
        • C301 Connector End View
        • C303 Connector End View (Olds)
        • C304 Connector End View
        • C305 Connector End View
        • C306 Connector End View
        • C307 Connector End View
        • C308 Connector End View
        • C309 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C310 Connector End View
        • C311 Connector End View
        • C312 Connector End View
        • C313 Connector End View
        • C314 Connector End View
        • C315 Connector End View
        • C316 Connector End View
        • C401 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C500 Connector End View
        • C600 Connector End View
        • C700 Connector End View
        • C800 Connector End View
        • C900 Connector End View
        • C901 Connector End View
        • Theft Deterrent Control Module Connector End View
        • Inclination Sensor Connector End View
        • Theft Deterrent Alarm Connector End View
        • Audio Amplifier Connector End View C1 (w/UQA)
        • Audio Amplifier Connector End View C2 (w/UQA)
        • Audio Amplifier Connector End View C3 (w/UQA)
        • DVD Player Connector End View
        • Noise Reduction Microphone Connector End View
        • Radio Connector End View C1
        • Radio Connector End View C2 (w/UE1)
        • Radio Antenna Module Connector End View (w/U84)
        • Speaker Connector End View - LF Door
        • Speaker Connector End View - LF I/P (w/UQA)
        • Speaker Connector End View - LR Door
        • Speaker Connector End View - RF Door
        • Speaker Connector End View - RF I/P (w/UQA)
        • Speaker Connector End View - RR Door
        • Voice Recorder Connector End View (w/UPC)
        • Sunroof Module Connector End View C1
        • Sunroof Module Connector End View C2
        • Sunroof Motor Connector End View
        • Sunroof Switch Connector End View
        • Engine Oil Level and Temperature Sensor Connector End View
        • Engine Oil Pressure (EOP) Switch Connector End View
        • Fuel Pump and Sender Assembly Connector End View
        • Instrument Panel Cluster (IPC) Connector End View
        • Automatic Transmission Shift Lever Connector End View
        • Ignition Lock Cylinder Control Solenoid Connector End View
        • Horn Assembly Connector End View
        • Air Suspension Compressor Assembly Connector End View C1
        • Air Suspension Compressor Assembly Connector End View C2
        • Air Suspension Sensor Connector End View - LR
        • Air Suspension Sensor Connector End View - RR
        • Inside Rearview Mirror Connector End View
        • Rear Window Defogger Connector End View C1
        • Rear Window Defogger Connector End View C2
        • Headlamp Washer Fluid Pump Connector End View
        • Outside Moisture Sensor Connector End View (CE1)
        • Rear Window Wiper/Washer Switch Connector End View
        • Window Washer Pump Connector End View - Rear
        • Window Wiper Motor Connector End View - Rear
        • Windshield Washer Fluid Level Switch Connector End View
        • Windshield Washer Fluid Pump Connector End View
        • Windshield Wiper Motor Connector End View
        • Windshield Wiper Washer Switch Connector End View (Multifunction Switch C3)
        • Body Control Module (BCM) Connector End View C1
        • Body Control Module (BCM) Connector End View C2
        • Body Control Module (BCM) Connector End View C3
        • Ambient Light Sensor Connector End View (w/CJ3)
        • Backup Lamp Connector End View - Left (GMC)
        • Backup Lamp Connector End View - Right (GMC)
        • Cargo Lamp Connector End View
        • Center High Mounted Stop Lamp Connector End View (CHMSL)
        • Cornering Lamp Connector End View - Left
        • Cornering Lamp Connector End View - Right
        • Courtesy Lamp Connector End View - Left
        • Courtesy/Reading Lamp Connector End View - LF
        • Courtesy/Reading Lamp Connector End View - Left Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - LR
        • Courtesy/Reading Lamp Connector End View - RF
        • Courtesy/Reading Lamp Connector End View - Right Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - RR
        • Fog Lamp Connector End View - LF
        • Fog Lamp Connector End View - RF
        • Headlamp Assembly Connector End View - Left
        • Headlamp Assembly Connector End View - Right
        • Headlamp Leveling Actuator Connector End View - Left (w/TR6)
        • Headlamp Leveling Actuator Connector End View - Right (w/TR6)
        • Headlamp Switch Connector End View C1
        • Headlamp Switch Connector End View C2
        • I/P Compartment Lamp Connector End View
        • License Lamp Connector End View - Left
        • License Lamp Connector End View - Right
        • Marker Lamp Connector End View - LF (Chevrolet)
        • Marker Lamp Connector End View - LF (GMC/Oldsmobile)
        • Marker Lamp Connector End View - RF (Chevrolet)
        • Marker Lamp Connector End View - RF (GMC/Oldsmobile)
        • Miniwedge Connector End View (Door Jamb Switch) - Driver
        • Miniwedge Connector End View (Door Jamb Switch) - Front Passenger
        • Miniwedge Connector End View (Door Jamb Switch) - LR
        • Miniwedge Connector End View (Door Jamb Switch) - RR
        • Miniwedge Connector End View (Door Jamb Switch) - Liftgate
        • Park/Turn Signal Lamp Connector End View - LF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - LF (GMC/Oldsmobile)
        • Park/Turn Signal Lamp Connector End View - RF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - RF (GMC/Oldsmobile)
        • Stop Lamp Switch Connector End View
        • Tail Lamp Assembly Connector End View - Left (W/O T79)
        • Tail Lamp Assembly Connector End View - Left (w/T79)
        • Tail Lamp Assembly Connector End View - Right
        • Trailer Connector End View
        • Turn Signal/Multifunction Switch Connector End View C1
        • Turn Signal/Multifunction Switch Connector End View C2
        • Turn Signal/Multifunction Switch Connector End View C3
        • Turn Signal/Multifunction Switch Connector End View C4
        • Turn Signal/Hazard Flasher Module Connector End View
        • Underhood Lamp Connector End View
        • Vanity Mirror Lamp Connector End View - LF
        • Vanity Mirror Lamp Connector End View - RF
        • Cellular Microphone Connector End View
        • Vehicle Communication Interface Module (VCIM) Connector End View C1
        • Vehicle Communication Interface Module (VCIM) Connector End View C2
        • Door Lock Actuator Connector End View - Driver
        • Door Lock Actuator Connector End View - Front Passenger
        • Door Lock Actuator Connector End View - LR
        • Door Lock Actuator Connector End View - Liftgate
        • Door Lock Actuator Connector End View - RR
        • Door Lock Cylinder Switch Connector End View - Driver
        • Driver Door Module (DDM) Connector End View C1
        • Driver Door Module (DDM) Connector End View C2
        • Driver Door Module (DDM) Connector End View C3
        • Driver Door Module (DDM) Connector End View C4 (w/Memory Features)
        • Driver Door Module (DDM) Connector End View C5
        • Front Passenger Door Module (FPDM) Connector End View C1
        • Front Passenger Door Module (FPDM) Connector End View C2
        • Front Passenger Door Module (FPDM) Connector End View C3
        • Miniwedge (Door Jamb Switch) Connector End View - Driver
        • Miniwedge (Door Jamb Switch) Connector End View - Front Passenger
        • Miniwedge (Door Jamb Switch) Connector End View - LR
        • Miniwedge (Door Jamb Switch) Connector End View - RR
        • Window Motor Connector End View - Driver
        • Window Motor Connector End View - Front Passenger
        • Window Motor Connector End View - LR
        • Window Motor Connector End View - RR
        • Window Switch Connector End View - LR
        • Window Switch Connector End View - RR
        • Generator Connector End View
        • Hood Ajar Switch Connector End View (Export)
        • Passlock Sensor Connector End View
        • Cooling Fan Connector End View
        • Heated Seat Element Connector End View - Driver Cushion
        • Heated Seat Element Connector End View - Front Passenger Cushion
        • Heated Seat Element & Thermistor Assembly Connector End View - Driver Back
        • Heated Seat Element & Thermistor Assembly Connector End View - Front Passenger Back
        • Lumbar Adjuster Switch Connector End View - Driver (w/o Memory)
        • Lumbar Adjuster Switch Connector End View - Driver (w/Memory)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/Heat)
        • Memory Seat Module Connector End View - Driver C1
        • Memory Seat Module Connector End View - Driver C2
        • Memory Seat Module Connector End View - Driver C3
        • Memory Seat Module Connector End View - Driver C4
        • Memory Seat Module Connector End View - Passenger C1
        • Memory Seat Module Connector End View - Passenger C2
        • Memory Seat Module Connector End View - Passenger C3
        • Memory Seat Module Connector End View - Passenger C4
        • Position Sensor Connector End View - Front Motor (w/Memory)
        • Position Sensor Connector End View - Horizontal Motor (w/Memory)
        • Position Sensor Connector End View - Rear Motor (w/Memory)
        • Position Sensor Connector End View - Recline Motor (w/Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/o Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/Memory)
        • Seat Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Seat Adjuster Switch Connector End View - Passenger (w/Heat)
        • Seat Front Vertical Motor Connector End View - Driver/Passenger
        • Seat Horizontal Motor Connector End View - Driver/Passenger
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Driver
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Front Passenger
        • Seat Recline Motor Connector End View - Driver/Passenger
        • Seat Rear Vertical Motor Connector End View - Driver/Passenger
        • Garage Door Opener Connector End View
    • Retained Accessory Power System
      • Schematic and Routing Diagrams
        • Retained Accessory Power (RAP) Schematics
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Retained Accessory Power
        • Diagnostic System Check - Retained Accessory Power
          • Test Description
        • Diagnostic Trouble Code (DTC) List
        • Symptoms - Retained Accessory Power
          • Important Preliminary Checks Before Starting
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Retained Accessory Power (RAP) On After Timeout (with Relay)
        • Retained Accessory Power (RAP) On After Timeout (No Relay, Class 2)
        • Retained Accessory Power (RAP) Inoperative (with relay)
        • Retained Accessory Power (RAP) Inoperative (No Relay Class 2)
      • Description and Operation
        • DTC B1445
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Retained Accessory Power (RAP) Description and Operation
          • Retained Accessory Power (RAP) Power Mode
          • RAP Relay (if equipped)
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
    • Wiring Systems (General Information)
      • Specifications
        • Fastener Tightening Specifications
      • Diagnostic Information and Procedures
        • Where to Find Electrical Schematics
        • Utility/Van Zoning
        • Electrical Symbols
        • General Electrical Diagnosis Procedures
          • Basic Knowledge Required
        • Checking Aftermarket Accessories
        • Circuit Testing
        • Using Connector Test Adapters
        • Probing Electrical Connectors
          • Notes
          • Frontprobe
          • Backprobe
        • Troubleshooting with a Digital Multimeter
        • Troubleshooting with a Test Lamp
          • Tools Required
          • Troubleshooting with a Test Lamp
        • Using Fused Jumper Wires
          • Tools Required
        • Measuring Voltage
        • Measuring Voltage Drop
        • Measuring Frequency
        • Testing for Continuity
          • Notes
          • With a DMM
          • With a Test Lamp
        • Testing for Short to Ground
          • Notes
          • With a DMM
          • With a Test Lamp
          • Fuse Powering Several Loads
        • Testing for a Short to Voltage
        • Testing for Intermittent Conditions and Poor Connections
          • Notes
          • Testing for Proper Terminal Contact
            • Notes
            • Round Wire Connectors
            • Flat Wire (Dock and Lock) Connectors
        • Inducing Intermittent Fault Conditions
          • Notes
          • Salt Water Spray
          • High Temperature Conditions
          • Low Temperature Conditions
        • Testing for Electrical Intermittents
        • Scan Tool Snapshot Procedure
        • Wiring Repairs
        • Circuit Protection - Fuses
        • Circuit Protection - Circuit Breakers
        • Circuit Protection - Fusible Links
          • Notes
          • Repairing a Fusible Link
        • Repairing Damaged Wire Insulation
        • Splicing Copper Wire Using Splice Clips
          • Notes
          • Tools Required
          • Splicing Copper Wire Using Splice Clips
        • Splicing Copper Wire Using Splice Sleeves
        • Splicing Twisted or Shielded Cable
        • Splicing Inline Harness Diodes
        • Heated Oxygen Sensor (HO2S) Wiring Repairs
          • Tools Required
          • Heated Oxygen Sensor (HO2S) Wiring Repairs
        • SIR/SRS Wiring Repairs
          • Tools Required
          • SIR/SRS Connector Repair (Plastic Body and Terminal Metal Pin)
          • SIR/SRS Wire Pigtail Repair
          • SIR/SRS Wire Repair
          • SIR/SRS System Wire Splice Repair
          • Connector Position Assurance (CPA)
          • Terminal Position Assurance (TPA)
        • Flat Wire Repairs
        • Connector Repairs
        • Connector Position Assurance Locks
        • Terminal Position Assurance Locks
        • Push to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Reinstalling Terminal
        • Pull to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Terminal Installation
        • Weather Pack Connectors
        • Repairing Connector Terminals
          • Tools Required
          • Repairing Connector Terminals
      • Schematic and Routing Diagrams
        • Power and Grounding Schematic Icons
        • Power Distribution Schematics
        • Ground Distribution Schematics
        • Cigar Lighter/Auxiliary Outlets Schematics
        • Harness Routing Views
      • Component Locator
        • Master Electrical Component List
        • Power and Grounding Component Views
        • Electrical Center Identification Views
          • Fuse Block Identification View - Underhood, Label
          • Fuse Block - Underhood, Top View
          • Fuse Block - Underhood, Bottom View
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 6, Long Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Top View
          • Fuse Block Identification View - Rear (Body Type VIN 6, Long Wheelbase), Top View
          • Fuse Block Identification View - Rear, Bottom View
        • Power and Grounding Connector End Views
        • Inline Harness Connector End Views
      • Repair Instructions
        • Relay Replacement (Within an Electrical Center)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Relay Replacement (Attached to Wire Harness)
          • Removal Procedure
          • Installation Procedure
        • Rear Electrical Center or Junction Block Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
  • Charging Systems
    • Battery, Charging System And Starting System
      • Specifications
        • Fastener Tightening Specifications
        • Battery Usage
        • Starter Motor Usage
        • Generator Usage
      • Schematic & Routing Diagrams
        • Starting & Charging Schematics
      • Component Locator
        • Engine Electrical Component Views
        • Engine Electrical Connector End Views
      • Diagnostic Information & Procedures
        • Diagnostic Starting Point - Engine Electrical
        • Diagnostic System Check - Engine Electrical
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC P0562
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0563
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0621
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC P0622
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Engine Electrical
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Battery Inspection/Test (Non-HP2)
          • Diagnostic Aids
        • Battery Charging (Non-HP2)
          • Tools Required
          • Charging Time Required
          • Charging Procedure
        • Battery Electrical Drain/Parasitic Load Test (w/ BCM)
          • Notes
          • Battery Electrical Drain
        • Battery Common Causes of Failure
          • Notes
          • Electrolyte Freezing
          • Battery Protection During Vehicle Storage
        • Jump Starting in Case of Emergency (Non HP2)
        • Charging System Test
        • Charge Indicator Always On
        • Charge Indicator Inoperative
        • Generator Noise Diagnosis
          • Diagnostic Aids
        • Starter Solenoid Does Not Click
        • Starter Solenoid Clicks, Engine Does Not Crank
        • Engine Cranks Slowly
      • Repair Instructions
        • Battery Negative Cable Disconnect/Connect Procedure
          • Disconnecting Procedure
          • Connecting Procedure
        • Battery Negative Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Positive Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Replacement
          • Removal Procedure
          • Installation Procedure
        • Battery Tray Replacement
          • Removal Procedure
          • Installation Procedure
        • Starter Motor Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Generator Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
      • Description & Operation
        • Battery Description & Operation
          • Notes
          • Battery Ratings
          • Reserve Capacity
          • Cold Cranking Amperage
          • Auxiliary Battery
        • Charging System Description & Operation
          • Generator
          • Regulator
          • Charging System Indicators
            • Battery
            • Battery Not Charging
        • Starting System Description & Operation
        • Load Shed System Description & Operation
      • Special Tools & Equipment
        • Special Tools
    • Charging System
      • Description & Operation
      • Component Locations
      • Adjustments
        • Belt Adjustment
      • Trouble Shooting
        • Notes
        • Preliminary Inspection
        • System Operation Check
      • Self Diagnostic System
        • Notes
        • Retrieving Diagnostic Trouble Codes
        • Clearing Diagnostic Trouble Codes
        • Diagnostic Trouble Code Definitions
      • Diagnostic Tests
        • DTC P0562: Low System Voltage
          • Circuit Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Diagnostic Procedure
        • DTC P0563: High System Voltage
          • Circuit Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Diagnostic Procedure
        • DTC P0621: Generator Turn-On Signal Circuit Voltage Out-Of-Range
          • Circuit Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Diagnostic Procedure
        • DTC P0622: Out Of Range Duty Cycle Signal
          • Circuit Description
          • Conditions For Running DTC
          • Conditions For Setting The DTC
          • Action Taken When The DTC Sets
          • Conditions For Clearing The DTC
          • Diagnostic Procedure
      • System Tests
        • Notes
        • Test A: Charging System Test
        • Test B: Charge Indicator Always On
        • Test C: Charge Indicator Inoperative
        • Test D: Generator Noise Diagnosis
      • On-Vehicle Testing
        • Notes
        • Battery Testing & Inspection
        • Battery Specifications
        • Engine Electrical Diagnostic System Check
          • Test Description
          • Diagnostic Procedure
      • Bench Testing
      • Removal & Installation
        • Notes
        • Generator
          • Removal & Installation
      • Overhaul
      • Generator Specifications
      • Torque Specifications
      • Wiring Diagrams
  • Component Locations
    • Diagnostic Connector (DLC) Locations
      • Domestic Cars
        • CHRYSLER Group LLC
        • Ford Motor Co.
        • General Motors
      • Domestic Light Trucks & Vans
        • CHRYSLER Group LLC
        • Ford Motor Co.
        • General Motors
      • Imported Cars & Trucks
        • ACURA
        • AUDI
        • BENTLEY
        • BMW
        • DAIHATSU
        • CHRYSLER Group LLC
        • FERRARI
        • Ford Motor Co.
        • General Motors
        • HONDA
        • HYUNDAI
        • INFINITI
        • ISUZU
        • Jaguar
        • KIA
        • Land Rover
        • LEXUS
        • MAZDA
        • MERCEDES-BENZ
        • MITSUBISHI
        • NISSAN
        • PEUGEOT
        • PORSCHE
        • RENAULT
        • Rolls-ROYCE
        • SAAB
        • SUBARU
        • SUZUKI
        • TOYOTA
        • VOLKSWAGEN
        • VOLVO
    • Electrical Component Locator
      • Buzzers, Relays & Timers
      • Circuit Protection Devices
      • Control Units
      • Motors
      • Sending Units & Sensors
      • Solenoids & Solenoid Valves
      • Switches
      • Miscellaneous
      • Connectors
      • Grounds
      • Splices
      • Component Location Graphics
  • Fuses & Circuit Breakers
    • Identification
      • Notes
      • Fusible Links
      • Rear Fuse Block
      • UNDERHOOD Fuse Block
  • Instrument Panel, Gauges & Console
    • Specifications
      • Fastener Tightening Specifications
      • Fuel Level Specifications
    • Schematic and Routing Diagrams
      • Instrument Panel, Gages, and Console Schematic Icons
      • Instrument Cluster Schematics
      • Driver Information System Schematics
      • Audible Warnings Schematics
    • Component Locator
      • Instrument Panel, Gages, and Console Component Views
      • Instrument Panel, Gages, and Console Connector End Views
    • Diagnostic Information and Procedures
      • Diagnostic Starting Point - Instrument Panel, Gages and Console
      • Diagnostic System Check - Instrument Cluster
        • Test Description
      • Diagnostic System Check - Audible Warnings
        • Test Description
      • Scan Tool Output Controls
      • Scan Tool Data List
      • Scan Tool Data Definitions
      • Diagnostic Trouble Code (DTC) List
      • DTC B0540
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
      • DTC B0560
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
      • DTC B1372
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • DTC B2961
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
      • DTC P0461
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • DTC P0462
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
        • Test Description
      • DTC P0463
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
        • Test Description
      • Symptoms - Instrument Panel, Gages and Console
        • Notes
        • Visual/Physical Inspection
        • Intermittent
        • Symptom List
          • Notes
          • Driver Information Center
          • Odometer
      • Engine Coolant Temperature Gage Inaccurate or Inoperative
      • Engine Oil Pressure Gage Inaccurate or Inoperative
      • Fuel Gage Inaccurate or Inoperative
        • Diagnostic Aids
        • Test Description
      • Odometer Trip/Reset Switch Inoperative
      • Speedometer and/or Odometer Inaccurate or Inoperative
      • Tachometer Inaccurate or Inoperative
      • Volt Gage Inaccurate or Inoperative
      • Change Engine Oil Indicator Always On
      • Low Engine Oil Level Indicator Always On
      • Low Fuel Indicator Inoperative
      • Driver Information Center (DIC) Switch(es) Inoperative
      • Chime Always On
      • Chime Inoperative
    • Repair Instructions
      • Closeout/Insulator Panel Replacement - Right
        • Removal Procedure
        • Installation Procedure
      • Closeout/Insulator Panel Replacement - Left
        • Removal Procedure
        • Installation Procedure
      • Closeout/Insulator Panel Replacement - Instrument Panel (I/P) Lower (GMC/Chevrolet)
        • Removal Procedure
        • Installation Procedure
      • Trim Panel Replacement - Knee Bolster
        • Removal Procedure
        • Installation Procedure
      • Knee Bolster Replacement
        • Removal Procedure
        • Installation Procedure
      • Trim Plate Replacement - Instrument Panel (I/P) Accessory Left
        • Removal Procedure
        • Installation Procedure
      • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Chevrolet)
        • Removal Procedure
        • Installation Procedure
      • Trim Plate Replacement - Instrument Panel (I/P) Accessory (Oldsmobile)
        • Removal Procedure
        • Installation Procedure
      • Bezel Replacement - Instrument Panel (I/P) Cluster (Chevrolet)
        • Removal Procedure
        • Installation Procedure
      • Bezel Replacement - Instrument Panel (I/P) Cluster (GMC/Oldsmobile)
        • Removal Procedure
        • Installation Procedure
      • Door Replacement - Instrument Panel (I/P) Compartment
        • Removal Procedure
        • Installation Procedure
      • Trim Pad Replacement - Instrument Panel (I/P) Upper
        • Removal Procedure
        • Installation Procedure
      • Instrument Panel Cluster (IPC) Replacement
        • Removal Procedure
        • Installation Procedure
      • Instrument Panel Cluster (IPC) Programming/Synchronization
      • Cigar Lighter Housing or 12 Volt Accessory Power Receptacle Replacement
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Instrument Panel (I/P) Assembly Replacement
        • Removal Procedure
        • Installation Procedure
      • Instrument Panel (I/P) Carrier Replacement
        • Removal Procedure
        • Installation Procedure
      • Console Storage Bin Replacement
        • Removal Procedure
        • Installation Procedure
      • Console Shift Lever Bezel Replacement (Oldsmobile)
        • Removal Procedure
        • Installation Procedure
      • Console Replacement
        • Removal Procedure
        • Installation Procedure
      • Bracket Replacement - Console Floor
        • Removal Procedure
        • Installation Procedure
      • Instrument Panel (I/P) Harness Replacement
        • Removal Procedure
        • Installation Procedure
    • Description and Operation
      • Instrument Panel Cluster (IPC) Description and Operation
        • Displays Test
        • Indicators and Warning Messages
        • Engine Coolant Temperature Gage
        • Engine Oil Pressure Gage
        • Fuel Gage
        • Odometer
        • PRND321 Display
        • Speedometer
        • Tachometer
        • Voltmeter
      • Indicator/Warning Message Description and Operation
        • Indicators
        • DIC Warning Messages
        • Change Engine Oil
        • Check Gages
        • Check Oil Level
        • Fuel Level Low
        • Ice Possible
        • Oil Pressure Low Stop Engine
        • OVERSPEED
        • Program Cluster
      • Driver Information Center (DIC) Description and Operation
        • Driver Information Center (DIC)
        • DIC Displays
        • Vehicle Information
        • DIC Trip Information/Reset Capabilities
        • Trip Reset Stem
        • Odometer
        • Trip Odometers
        • Timer
      • Fuel Information
        • DIC Fuel Information/Reset Capabilities
        • Range
        • Average Fuel Economy
        • Instantaneous Fuel Economy
        • Engine Oil Life
        • Feature Programming
          • Notes
          • Driver Warnings
      • Audible Warnings Description and Operation
        • Notes
        • Door Ajar Warning
        • Fasten Safety Belt Warning
        • Key-In-Ignition Warning
        • Lights On Warning
        • Additional Warnings
    • Special Tools and Equipment
      • Special Tools
  • Horns
    • Horn System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Horns Schematics
      • Component Locator
        • Horns Component Views
        • Horns Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Horns
        • Diagnostic System Check - Horns
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Symptoms - Horns
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Horns Always On
          • Test Description
        • Horns Inoperative
          • Test Description
        • Horns - Poor Tone
      • Repair Instructions
        • Horn Replacement
          • Removal Procedure
          • Installation Procedure
        • Horn Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Horns System Description and Operation
          • System Description
          • System Operation
          • Circuit Operation
      • Special Tools and Equipment
        • Special Tools
  • Motors, Switches, Relays
    • Battery, Charging System And Starting System
      • Specifications
        • Fastener Tightening Specifications
        • Battery Usage
        • Starter Motor Usage
        • Generator Usage
      • Schematic & Routing Diagrams
        • Starting & Charging Schematics
      • Component Locator
        • Engine Electrical Component Views
        • Engine Electrical Connector End Views
      • Diagnostic Information & Procedures
        • Diagnostic Starting Point - Engine Electrical
        • Diagnostic System Check - Engine Electrical
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC P0562
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0563
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0621
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
        • DTC P0622
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Symptoms - Engine Electrical
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Battery Inspection/Test (Non-HP2)
          • Diagnostic Aids
        • Battery Charging (Non-HP2)
          • Tools Required
          • Charging Time Required
          • Charging Procedure
        • Battery Electrical Drain/Parasitic Load Test (w/ BCM)
          • Notes
          • Battery Electrical Drain
        • Battery Common Causes of Failure
          • Notes
          • Electrolyte Freezing
          • Battery Protection During Vehicle Storage
        • Jump Starting in Case of Emergency (Non HP2)
        • Charging System Test
        • Charge Indicator Always On
        • Charge Indicator Inoperative
        • Generator Noise Diagnosis
          • Diagnostic Aids
        • Starter Solenoid Does Not Click
        • Starter Solenoid Clicks, Engine Does Not Crank
        • Engine Cranks Slowly
      • Repair Instructions
        • Battery Negative Cable Disconnect/Connect Procedure
          • Disconnecting Procedure
          • Connecting Procedure
        • Battery Negative Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Positive Cable Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Battery Replacement
          • Removal Procedure
          • Installation Procedure
        • Battery Tray Replacement
          • Removal Procedure
          • Installation Procedure
        • Starter Motor Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
        • Generator Replacement (4.2L Engine)
          • Removal Procedure
          • Installation Procedure
      • Description & Operation
        • Battery Description & Operation
          • Notes
          • Battery Ratings
          • Reserve Capacity
          • Cold Cranking Amperage
          • Auxiliary Battery
        • Charging System Description & Operation
          • Generator
          • Regulator
          • Charging System Indicators
            • Battery
            • Battery Not Charging
        • Starting System Description & Operation
        • Load Shed System Description & Operation
      • Special Tools & Equipment
        • Special Tools
    • OEM Connector End Views
      • Connector End Views
        • Transfer Case Shift Control Module Connector End View - C1
        • Transfer Case Shift Control Module Connector End View - C2
        • Transfer Case Shift Control Module Connector End View - C3
        • Transfer Case Connector End View
        • Vehicle Speed Sensor (VSS) Connector End View - LR Transfer Case
        • Vehicle Speed Sensor (VSS) Connector End View - RR Transfer Case
        • Accelerator Pedal Position Sensor Connector End View
        • Camshaft Actuator Solenoid Connector End View
        • CMP Sensor Connector End View
        • CKP Sensor Connector End View
        • ECT Sensor Connector End View
        • EVAP Canister Purge Solenoid Connector End View
        • EVAP Canister Vent Solenoid Connector End View
        • Fuel Pump & Sender Connector End View
        • Fuel Tank Pressure (FTP) Sensor Connector End View
        • Heated Oxygen Sensor 1 Connector End View
        • Heated Oxygen Sensor 2 Connector End View
        • IAT Sensor Connector End View
        • Ignition Coil No. 1 Connector End View
        • Ignition Coil No. 2 Connector End View
        • Ignition Coil No. 3 Connector End View
        • Ignition Coil No. 4 Connector End View
        • Ignition Coil No. 5 Connector End View
        • Ignition Coil No. 6 Connector End View
        • Knock Sensor (KS) 1 Connector End View
        • Knock Sensor (KS) 2 Connector End View
        • MAP Sensor Connector End View
        • PCM Connector End View C1 (1 Of 2)
        • PCM Connector End View C1 (2 Of 2)
        • PCM Connector End View C2 (1 Of 3)
        • PCM Connector End View C2 (2 Of 3)
        • PCM Connector End View C2 (3 Of 3)
        • PCM Connector End View C3 (1 Of 2)
        • PCM Connector End View C3 (2 Of 2)
        • Throttle Actuator Control (TAC) Motor Connector End View
        • Transmission Range Switch Connector End View
        • EBCM - C1 Connector End View
        • EBCM - C2 Connector End View
        • Traction Control Switch Connector End View
        • Wheel Speed Sensor - LF Connector End View
        • Wheel Speed Sensor - RF Connector End View
        • PCM 80-Pin Connector End View (C1 & C2) (2.2L & 4.3L - Except "C" & "K" Series)
        • PCM 80-Pin Connector End View (C1 & C2) (3.8L, 4.3L "C" & "K" Series, 4.8L, 5.0L, 5.3L, 5.7L & 6.0L)
        • PCM 64-Pin Connector End View (C1 & C2) (4.2L)
        • PNP Switch & Backup Light Switch Connector End View (C1)
        • Pressure Control Solenoid Valve Connector End View
        • TCC Solenoid Valve Connector End View
        • TFP Manual Valve Position Switch Connector End View
        • Tow/Haul Switch Connector End View ("S" & "T" Series - Except Envoy)
        • Tow/Haul Switch Connector End View (Envoy, & "C", "K", "L" & "M" Series)
        • TR Switch Connector End View
        • Transmission 20-Pin In-Line Connector End View (Engine Side)
        • Transmission 20-Pin In-Line Connector End View (Transmission Side)
        • VSS Connector End View
        • 1-2 & 2-3 Shift Solenoid Valve, & TCC PWM Solenoid Valve Connector End View
        • 3-2 Shift Solenoid Valve Connector End View
        • SDM Connector End View
        • Driver-side & Passenger-Side Air Bag Module Connector End View
        • Electronic Frontal Sensor (EFS), Side Impact Air Bag Module & Side Impact Sensor (SIS) Connector End View
        • Park & Shift Lock Connector End View
        • PNP Switch Connector End View
        • Stoplamp Switch Connector End View
        • Cooling Fan Clutch Connector End View
        • Seat Belt Switch Connector End View - LF
        • Front Axle Actuator Connector End View
        • Propshaft Speed Sensor Connector End View - LF Transfer Case
        • Propshaft Speed Sensor Connector End View - RR Transfer Case
        • Transfer Case Shift Control Module Connector End View - C1 (1 Of 2)
        • Transfer Case Shift Control Module Connector End View - C1 (2 Of 2)
        • Transfer Case Shift Control Switch Connector End View
        • Data Link Connector (DLC) Connector End View
        • Star Connector #1 Connector End View
        • Star Connector #2 Connector End View
        • Liftgate Module (LGM) Connector End View - C1
        • Liftgate Module (LGM) Connector End View - C2
        • Liftgate Module (LGM) Connector End View - C3
        • Liftgate Ajar Switch Connector End View
        • Liftglass Ajar Switch Connector End View
        • A/C Compressor Clutch Assembly Connector End View
        • A/C Low Pressure Switch Connector End View
        • A/C Refrigerant Pressure Sensor Connector End View
        • Air Temperature Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Air Temperature Actuator Connector End View - Left
        • Air Temperature Actuator Connector End View - Right
        • Air Temperature Sensor Connector End View - Lower Left
        • Air Temperature Sensor Connector End View - Lower Right
        • Air Temperature Sensor Connector End View - Upper Left
        • Air Temperature Sensor Connector End View - Upper Right
        • Air Temperature Sensor Assembly Connector End View - Inside
        • Ambient Air Temperature Sensor Connector End View
        • Ambient Light/Sunload Sensor Assembly Connector End View
        • Blower Motor Connector End View
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 3)
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Control Module Connector End View
        • Blower Motor Control Processor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Fuse Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Switch Connector End View - Front Auxiliary
        • Console Mode Actuator Connector End View (Body Type VIN 6)
        • Coolant Bypass Valve Connector End View (Body Type VIN 6)
        • Defrost Actuator Connector End View
        • HVAC Control Module Connector End View C1
        • HVAC Control Module Connector End View C2
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 3)
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 6)
        • Mode Actuator Connector End View
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 3)
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Recirculation Actuator Connector End View
        • Blower Motor Resistor Assembly Connector End View
        • Blower Motor Switch Connector End View - Front Auxiliary (Body Type VIN 6)
        • Auxiliary Power Outlet Connector End View - Console
        • Auxiliary Power Outlet Connector End View - Front
        • Auxiliary Power Outlet Connector End View - Rear
        • Cigar Lighter Connector End View
        • Ignition Switch Connector End View
        • Splice Pack SP201 Connector End View
        • C100 Connector End View
        • C101 Connector End View
        • C104 Connector End View
        • C105 Connector End View
        • C201 Connector End View
        • C202 Connector End View (Olds, GMC)
        • C203 Connector End View
        • C301 Connector End View
        • C303 Connector End View (Olds)
        • C304 Connector End View
        • C305 Connector End View
        • C306 Connector End View
        • C307 Connector End View
        • C308 Connector End View
        • C309 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C310 Connector End View
        • C311 Connector End View
        • C312 Connector End View
        • C313 Connector End View
        • C314 Connector End View
        • C315 Connector End View
        • C316 Connector End View
        • C401 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C500 Connector End View
        • C600 Connector End View
        • C700 Connector End View
        • C800 Connector End View
        • C900 Connector End View
        • C901 Connector End View
        • Theft Deterrent Control Module Connector End View
        • Inclination Sensor Connector End View
        • Theft Deterrent Alarm Connector End View
        • Audio Amplifier Connector End View C1 (w/UQA)
        • Audio Amplifier Connector End View C2 (w/UQA)
        • Audio Amplifier Connector End View C3 (w/UQA)
        • DVD Player Connector End View
        • Noise Reduction Microphone Connector End View
        • Radio Connector End View C1
        • Radio Connector End View C2 (w/UE1)
        • Radio Antenna Module Connector End View (w/U84)
        • Speaker Connector End View - LF Door
        • Speaker Connector End View - LF I/P (w/UQA)
        • Speaker Connector End View - LR Door
        • Speaker Connector End View - RF Door
        • Speaker Connector End View - RF I/P (w/UQA)
        • Speaker Connector End View - RR Door
        • Voice Recorder Connector End View (w/UPC)
        • Sunroof Module Connector End View C1
        • Sunroof Module Connector End View C2
        • Sunroof Motor Connector End View
        • Sunroof Switch Connector End View
        • Engine Oil Level and Temperature Sensor Connector End View
        • Engine Oil Pressure (EOP) Switch Connector End View
        • Fuel Pump and Sender Assembly Connector End View
        • Instrument Panel Cluster (IPC) Connector End View
        • Automatic Transmission Shift Lever Connector End View
        • Ignition Lock Cylinder Control Solenoid Connector End View
        • Horn Assembly Connector End View
        • Air Suspension Compressor Assembly Connector End View C1
        • Air Suspension Compressor Assembly Connector End View C2
        • Air Suspension Sensor Connector End View - LR
        • Air Suspension Sensor Connector End View - RR
        • Inside Rearview Mirror Connector End View
        • Rear Window Defogger Connector End View C1
        • Rear Window Defogger Connector End View C2
        • Headlamp Washer Fluid Pump Connector End View
        • Outside Moisture Sensor Connector End View (CE1)
        • Rear Window Wiper/Washer Switch Connector End View
        • Window Washer Pump Connector End View - Rear
        • Window Wiper Motor Connector End View - Rear
        • Windshield Washer Fluid Level Switch Connector End View
        • Windshield Washer Fluid Pump Connector End View
        • Windshield Wiper Motor Connector End View
        • Windshield Wiper Washer Switch Connector End View (Multifunction Switch C3)
        • Body Control Module (BCM) Connector End View C1
        • Body Control Module (BCM) Connector End View C2
        • Body Control Module (BCM) Connector End View C3
        • Ambient Light Sensor Connector End View (w/CJ3)
        • Backup Lamp Connector End View - Left (GMC)
        • Backup Lamp Connector End View - Right (GMC)
        • Cargo Lamp Connector End View
        • Center High Mounted Stop Lamp Connector End View (CHMSL)
        • Cornering Lamp Connector End View - Left
        • Cornering Lamp Connector End View - Right
        • Courtesy Lamp Connector End View - Left
        • Courtesy/Reading Lamp Connector End View - LF
        • Courtesy/Reading Lamp Connector End View - Left Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - LR
        • Courtesy/Reading Lamp Connector End View - RF
        • Courtesy/Reading Lamp Connector End View - Right Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - RR
        • Fog Lamp Connector End View - LF
        • Fog Lamp Connector End View - RF
        • Headlamp Assembly Connector End View - Left
        • Headlamp Assembly Connector End View - Right
        • Headlamp Leveling Actuator Connector End View - Left (w/TR6)
        • Headlamp Leveling Actuator Connector End View - Right (w/TR6)
        • Headlamp Switch Connector End View C1
        • Headlamp Switch Connector End View C2
        • I/P Compartment Lamp Connector End View
        • License Lamp Connector End View - Left
        • License Lamp Connector End View - Right
        • Marker Lamp Connector End View - LF (Chevrolet)
        • Marker Lamp Connector End View - LF (GMC/Oldsmobile)
        • Marker Lamp Connector End View - RF (Chevrolet)
        • Marker Lamp Connector End View - RF (GMC/Oldsmobile)
        • Miniwedge Connector End View (Door Jamb Switch) - Driver
        • Miniwedge Connector End View (Door Jamb Switch) - Front Passenger
        • Miniwedge Connector End View (Door Jamb Switch) - LR
        • Miniwedge Connector End View (Door Jamb Switch) - RR
        • Miniwedge Connector End View (Door Jamb Switch) - Liftgate
        • Park/Turn Signal Lamp Connector End View - LF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - LF (GMC/Oldsmobile)
        • Park/Turn Signal Lamp Connector End View - RF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - RF (GMC/Oldsmobile)
        • Stop Lamp Switch Connector End View
        • Tail Lamp Assembly Connector End View - Left (W/O T79)
        • Tail Lamp Assembly Connector End View - Left (w/T79)
        • Tail Lamp Assembly Connector End View - Right
        • Trailer Connector End View
        • Turn Signal/Multifunction Switch Connector End View C1
        • Turn Signal/Multifunction Switch Connector End View C2
        • Turn Signal/Multifunction Switch Connector End View C3
        • Turn Signal/Multifunction Switch Connector End View C4
        • Turn Signal/Hazard Flasher Module Connector End View
        • Underhood Lamp Connector End View
        • Vanity Mirror Lamp Connector End View - LF
        • Vanity Mirror Lamp Connector End View - RF
        • Cellular Microphone Connector End View
        • Vehicle Communication Interface Module (VCIM) Connector End View C1
        • Vehicle Communication Interface Module (VCIM) Connector End View C2
        • Door Lock Actuator Connector End View - Driver
        • Door Lock Actuator Connector End View - Front Passenger
        • Door Lock Actuator Connector End View - LR
        • Door Lock Actuator Connector End View - Liftgate
        • Door Lock Actuator Connector End View - RR
        • Door Lock Cylinder Switch Connector End View - Driver
        • Driver Door Module (DDM) Connector End View C1
        • Driver Door Module (DDM) Connector End View C2
        • Driver Door Module (DDM) Connector End View C3
        • Driver Door Module (DDM) Connector End View C4 (w/Memory Features)
        • Driver Door Module (DDM) Connector End View C5
        • Front Passenger Door Module (FPDM) Connector End View C1
        • Front Passenger Door Module (FPDM) Connector End View C2
        • Front Passenger Door Module (FPDM) Connector End View C3
        • Miniwedge (Door Jamb Switch) Connector End View - Driver
        • Miniwedge (Door Jamb Switch) Connector End View - Front Passenger
        • Miniwedge (Door Jamb Switch) Connector End View - LR
        • Miniwedge (Door Jamb Switch) Connector End View - RR
        • Window Motor Connector End View - Driver
        • Window Motor Connector End View - Front Passenger
        • Window Motor Connector End View - LR
        • Window Motor Connector End View - RR
        • Window Switch Connector End View - LR
        • Window Switch Connector End View - RR
        • Generator Connector End View
        • Hood Ajar Switch Connector End View (Export)
        • Passlock Sensor Connector End View
        • Cooling Fan Connector End View
        • Heated Seat Element Connector End View - Driver Cushion
        • Heated Seat Element Connector End View - Front Passenger Cushion
        • Heated Seat Element & Thermistor Assembly Connector End View - Driver Back
        • Heated Seat Element & Thermistor Assembly Connector End View - Front Passenger Back
        • Lumbar Adjuster Switch Connector End View - Driver (w/o Memory)
        • Lumbar Adjuster Switch Connector End View - Driver (w/Memory)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/Heat)
        • Memory Seat Module Connector End View - Driver C1
        • Memory Seat Module Connector End View - Driver C2
        • Memory Seat Module Connector End View - Driver C3
        • Memory Seat Module Connector End View - Driver C4
        • Memory Seat Module Connector End View - Passenger C1
        • Memory Seat Module Connector End View - Passenger C2
        • Memory Seat Module Connector End View - Passenger C3
        • Memory Seat Module Connector End View - Passenger C4
        • Position Sensor Connector End View - Front Motor (w/Memory)
        • Position Sensor Connector End View - Horizontal Motor (w/Memory)
        • Position Sensor Connector End View - Rear Motor (w/Memory)
        • Position Sensor Connector End View - Recline Motor (w/Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/o Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/Memory)
        • Seat Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Seat Adjuster Switch Connector End View - Passenger (w/Heat)
        • Seat Front Vertical Motor Connector End View - Driver/Passenger
        • Seat Horizontal Motor Connector End View - Driver/Passenger
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Driver
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Front Passenger
        • Seat Recline Motor Connector End View - Driver/Passenger
        • Seat Rear Vertical Motor Connector End View - Driver/Passenger
        • Garage Door Opener Connector End View
    • Retained Accessory Power System
      • Schematic and Routing Diagrams
        • Retained Accessory Power (RAP) Schematics
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Retained Accessory Power
        • Diagnostic System Check - Retained Accessory Power
          • Test Description
        • Diagnostic Trouble Code (DTC) List
        • Symptoms - Retained Accessory Power
          • Important Preliminary Checks Before Starting
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Retained Accessory Power (RAP) On After Timeout (with Relay)
        • Retained Accessory Power (RAP) On After Timeout (No Relay, Class 2)
        • Retained Accessory Power (RAP) Inoperative (with relay)
        • Retained Accessory Power (RAP) Inoperative (No Relay Class 2)
      • Description and Operation
        • DTC B1445
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • Retained Accessory Power (RAP) Description and Operation
          • Retained Accessory Power (RAP) Power Mode
          • RAP Relay (if equipped)
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
    • Wiring Systems (General Information)
      • Specifications
        • Fastener Tightening Specifications
      • Diagnostic Information and Procedures
        • Where to Find Electrical Schematics
        • Utility/Van Zoning
        • Electrical Symbols
        • General Electrical Diagnosis Procedures
          • Basic Knowledge Required
        • Checking Aftermarket Accessories
        • Circuit Testing
        • Using Connector Test Adapters
        • Probing Electrical Connectors
          • Notes
          • Frontprobe
          • Backprobe
        • Troubleshooting with a Digital Multimeter
        • Troubleshooting with a Test Lamp
          • Tools Required
          • Troubleshooting with a Test Lamp
        • Using Fused Jumper Wires
          • Tools Required
        • Measuring Voltage
        • Measuring Voltage Drop
        • Measuring Frequency
        • Testing for Continuity
          • Notes
          • With a DMM
          • With a Test Lamp
        • Testing for Short to Ground
          • Notes
          • With a DMM
          • With a Test Lamp
          • Fuse Powering Several Loads
        • Testing for a Short to Voltage
        • Testing for Intermittent Conditions and Poor Connections
          • Notes
          • Testing for Proper Terminal Contact
            • Notes
            • Round Wire Connectors
            • Flat Wire (Dock and Lock) Connectors
        • Inducing Intermittent Fault Conditions
          • Notes
          • Salt Water Spray
          • High Temperature Conditions
          • Low Temperature Conditions
        • Testing for Electrical Intermittents
        • Scan Tool Snapshot Procedure
        • Wiring Repairs
        • Circuit Protection - Fuses
        • Circuit Protection - Circuit Breakers
        • Circuit Protection - Fusible Links
          • Notes
          • Repairing a Fusible Link
        • Repairing Damaged Wire Insulation
        • Splicing Copper Wire Using Splice Clips
          • Notes
          • Tools Required
          • Splicing Copper Wire Using Splice Clips
        • Splicing Copper Wire Using Splice Sleeves
        • Splicing Twisted or Shielded Cable
        • Splicing Inline Harness Diodes
        • Heated Oxygen Sensor (HO2S) Wiring Repairs
          • Tools Required
          • Heated Oxygen Sensor (HO2S) Wiring Repairs
        • SIR/SRS Wiring Repairs
          • Tools Required
          • SIR/SRS Connector Repair (Plastic Body and Terminal Metal Pin)
          • SIR/SRS Wire Pigtail Repair
          • SIR/SRS Wire Repair
          • SIR/SRS System Wire Splice Repair
          • Connector Position Assurance (CPA)
          • Terminal Position Assurance (TPA)
        • Flat Wire Repairs
        • Connector Repairs
        • Connector Position Assurance Locks
        • Terminal Position Assurance Locks
        • Push to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Reinstalling Terminal
        • Pull to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Terminal Installation
        • Weather Pack Connectors
        • Repairing Connector Terminals
          • Tools Required
          • Repairing Connector Terminals
      • Schematic and Routing Diagrams
        • Power and Grounding Schematic Icons
        • Power Distribution Schematics
        • Ground Distribution Schematics
        • Cigar Lighter/Auxiliary Outlets Schematics
        • Harness Routing Views
      • Component Locator
        • Master Electrical Component List
        • Power and Grounding Component Views
        • Electrical Center Identification Views
          • Fuse Block Identification View - Underhood, Label
          • Fuse Block - Underhood, Top View
          • Fuse Block - Underhood, Bottom View
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 6, Long Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Top View
          • Fuse Block Identification View - Rear (Body Type VIN 6, Long Wheelbase), Top View
          • Fuse Block Identification View - Rear, Bottom View
        • Power and Grounding Connector End Views
        • Inline Harness Connector End Views
      • Repair Instructions
        • Relay Replacement (Within an Electrical Center)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Relay Replacement (Attached to Wire Harness)
          • Removal Procedure
          • Installation Procedure
        • Rear Electrical Center or Junction Block Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
  • Starter
    • Starting System
      • Torque Specifications
      • Starter Motor Specifications
      • Wiring Diagrams
      • Component Locations
      • Diagnostic Information
        • Diagnostic Starting Point - Engine Electrical
        • Diagnostic System Check - Engine Electrical
        • Diagnostic Trouble Code Definitions
        • DTC P0562
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Testing
        • DTC P0563
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Testing
        • Symptoms - Engine Electrical
          • Notes
          • Visual/Physical Inspection
          • Intermittents
          • Symptom List
        • Starter Solenoid Does Not Click
        • Starter Solenoid Clicks, Engine Does Not Crank
        • Engine Cranks Slowly
        • Engine Will Not Crank - Crankshaft Will Not Rotate
      • Replacement Procedures
        • Notes
        • Starter Motor
          • Removal
          • Installation
      • Description & Operation
        • Starter
  • Wiring Diagrams
    • OEM Connector End Views
      • Connector End Views
        • Transfer Case Shift Control Module Connector End View - C1
        • Transfer Case Shift Control Module Connector End View - C2
        • Transfer Case Shift Control Module Connector End View - C3
        • Transfer Case Connector End View
        • Vehicle Speed Sensor (VSS) Connector End View - LR Transfer Case
        • Vehicle Speed Sensor (VSS) Connector End View - RR Transfer Case
        • Accelerator Pedal Position Sensor Connector End View
        • Camshaft Actuator Solenoid Connector End View
        • CMP Sensor Connector End View
        • CKP Sensor Connector End View
        • ECT Sensor Connector End View
        • EVAP Canister Purge Solenoid Connector End View
        • EVAP Canister Vent Solenoid Connector End View
        • Fuel Pump & Sender Connector End View
        • Fuel Tank Pressure (FTP) Sensor Connector End View
        • Heated Oxygen Sensor 1 Connector End View
        • Heated Oxygen Sensor 2 Connector End View
        • IAT Sensor Connector End View
        • Ignition Coil No. 1 Connector End View
        • Ignition Coil No. 2 Connector End View
        • Ignition Coil No. 3 Connector End View
        • Ignition Coil No. 4 Connector End View
        • Ignition Coil No. 5 Connector End View
        • Ignition Coil No. 6 Connector End View
        • Knock Sensor (KS) 1 Connector End View
        • Knock Sensor (KS) 2 Connector End View
        • MAP Sensor Connector End View
        • PCM Connector End View C1 (1 Of 2)
        • PCM Connector End View C1 (2 Of 2)
        • PCM Connector End View C2 (1 Of 3)
        • PCM Connector End View C2 (2 Of 3)
        • PCM Connector End View C2 (3 Of 3)
        • PCM Connector End View C3 (1 Of 2)
        • PCM Connector End View C3 (2 Of 2)
        • Throttle Actuator Control (TAC) Motor Connector End View
        • Transmission Range Switch Connector End View
        • EBCM - C1 Connector End View
        • EBCM - C2 Connector End View
        • Traction Control Switch Connector End View
        • Wheel Speed Sensor - LF Connector End View
        • Wheel Speed Sensor - RF Connector End View
        • PCM 80-Pin Connector End View (C1 & C2) (2.2L & 4.3L - Except "C" & "K" Series)
        • PCM 80-Pin Connector End View (C1 & C2) (3.8L, 4.3L "C" & "K" Series, 4.8L, 5.0L, 5.3L, 5.7L & 6.0L)
        • PCM 64-Pin Connector End View (C1 & C2) (4.2L)
        • PNP Switch & Backup Light Switch Connector End View (C1)
        • Pressure Control Solenoid Valve Connector End View
        • TCC Solenoid Valve Connector End View
        • TFP Manual Valve Position Switch Connector End View
        • Tow/Haul Switch Connector End View ("S" & "T" Series - Except Envoy)
        • Tow/Haul Switch Connector End View (Envoy, & "C", "K", "L" & "M" Series)
        • TR Switch Connector End View
        • Transmission 20-Pin In-Line Connector End View (Engine Side)
        • Transmission 20-Pin In-Line Connector End View (Transmission Side)
        • VSS Connector End View
        • 1-2 & 2-3 Shift Solenoid Valve, & TCC PWM Solenoid Valve Connector End View
        • 3-2 Shift Solenoid Valve Connector End View
        • SDM Connector End View
        • Driver-side & Passenger-Side Air Bag Module Connector End View
        • Electronic Frontal Sensor (EFS), Side Impact Air Bag Module & Side Impact Sensor (SIS) Connector End View
        • Park & Shift Lock Connector End View
        • PNP Switch Connector End View
        • Stoplamp Switch Connector End View
        • Cooling Fan Clutch Connector End View
        • Seat Belt Switch Connector End View - LF
        • Front Axle Actuator Connector End View
        • Propshaft Speed Sensor Connector End View - LF Transfer Case
        • Propshaft Speed Sensor Connector End View - RR Transfer Case
        • Transfer Case Shift Control Module Connector End View - C1 (1 Of 2)
        • Transfer Case Shift Control Module Connector End View - C1 (2 Of 2)
        • Transfer Case Shift Control Switch Connector End View
        • Data Link Connector (DLC) Connector End View
        • Star Connector #1 Connector End View
        • Star Connector #2 Connector End View
        • Liftgate Module (LGM) Connector End View - C1
        • Liftgate Module (LGM) Connector End View - C2
        • Liftgate Module (LGM) Connector End View - C3
        • Liftgate Ajar Switch Connector End View
        • Liftglass Ajar Switch Connector End View
        • A/C Compressor Clutch Assembly Connector End View
        • A/C Low Pressure Switch Connector End View
        • A/C Refrigerant Pressure Sensor Connector End View
        • Air Temperature Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Air Temperature Actuator Connector End View - Left
        • Air Temperature Actuator Connector End View - Right
        • Air Temperature Sensor Connector End View - Lower Left
        • Air Temperature Sensor Connector End View - Lower Right
        • Air Temperature Sensor Connector End View - Upper Left
        • Air Temperature Sensor Connector End View - Upper Right
        • Air Temperature Sensor Assembly Connector End View - Inside
        • Ambient Air Temperature Sensor Connector End View
        • Ambient Light/Sunload Sensor Assembly Connector End View
        • Blower Motor Connector End View
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 3)
        • Blower Motor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Control Module Connector End View
        • Blower Motor Control Processor Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Fuse Connector End View - Auxiliary (Body Type VIN 6)
        • Blower Motor Switch Connector End View - Front Auxiliary
        • Console Mode Actuator Connector End View (Body Type VIN 6)
        • Coolant Bypass Valve Connector End View (Body Type VIN 6)
        • Defrost Actuator Connector End View
        • HVAC Control Module Connector End View C1
        • HVAC Control Module Connector End View C2
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 3)
        • HVAC Control Module Connector End View - Auxiliary (Body Type VIN 6)
        • Mode Actuator Connector End View
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 3)
        • Mode Actuator Connector End View - Auxiliary (Body Type VIN 6)
        • Recirculation Actuator Connector End View
        • Blower Motor Resistor Assembly Connector End View
        • Blower Motor Switch Connector End View - Front Auxiliary (Body Type VIN 6)
        • Auxiliary Power Outlet Connector End View - Console
        • Auxiliary Power Outlet Connector End View - Front
        • Auxiliary Power Outlet Connector End View - Rear
        • Cigar Lighter Connector End View
        • Ignition Switch Connector End View
        • Splice Pack SP201 Connector End View
        • C100 Connector End View
        • C101 Connector End View
        • C104 Connector End View
        • C105 Connector End View
        • C201 Connector End View
        • C202 Connector End View (Olds, GMC)
        • C203 Connector End View
        • C301 Connector End View
        • C303 Connector End View (Olds)
        • C304 Connector End View
        • C305 Connector End View
        • C306 Connector End View
        • C307 Connector End View
        • C308 Connector End View
        • C309 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C310 Connector End View
        • C311 Connector End View
        • C312 Connector End View
        • C313 Connector End View
        • C314 Connector End View
        • C315 Connector End View
        • C316 Connector End View
        • C401 Connector End View (Long Wheelbase, Body Type VIN 6)
        • C500 Connector End View
        • C600 Connector End View
        • C700 Connector End View
        • C800 Connector End View
        • C900 Connector End View
        • C901 Connector End View
        • Theft Deterrent Control Module Connector End View
        • Inclination Sensor Connector End View
        • Theft Deterrent Alarm Connector End View
        • Audio Amplifier Connector End View C1 (w/UQA)
        • Audio Amplifier Connector End View C2 (w/UQA)
        • Audio Amplifier Connector End View C3 (w/UQA)
        • DVD Player Connector End View
        • Noise Reduction Microphone Connector End View
        • Radio Connector End View C1
        • Radio Connector End View C2 (w/UE1)
        • Radio Antenna Module Connector End View (w/U84)
        • Speaker Connector End View - LF Door
        • Speaker Connector End View - LF I/P (w/UQA)
        • Speaker Connector End View - LR Door
        • Speaker Connector End View - RF Door
        • Speaker Connector End View - RF I/P (w/UQA)
        • Speaker Connector End View - RR Door
        • Voice Recorder Connector End View (w/UPC)
        • Sunroof Module Connector End View C1
        • Sunroof Module Connector End View C2
        • Sunroof Motor Connector End View
        • Sunroof Switch Connector End View
        • Engine Oil Level and Temperature Sensor Connector End View
        • Engine Oil Pressure (EOP) Switch Connector End View
        • Fuel Pump and Sender Assembly Connector End View
        • Instrument Panel Cluster (IPC) Connector End View
        • Automatic Transmission Shift Lever Connector End View
        • Ignition Lock Cylinder Control Solenoid Connector End View
        • Horn Assembly Connector End View
        • Air Suspension Compressor Assembly Connector End View C1
        • Air Suspension Compressor Assembly Connector End View C2
        • Air Suspension Sensor Connector End View - LR
        • Air Suspension Sensor Connector End View - RR
        • Inside Rearview Mirror Connector End View
        • Rear Window Defogger Connector End View C1
        • Rear Window Defogger Connector End View C2
        • Headlamp Washer Fluid Pump Connector End View
        • Outside Moisture Sensor Connector End View (CE1)
        • Rear Window Wiper/Washer Switch Connector End View
        • Window Washer Pump Connector End View - Rear
        • Window Wiper Motor Connector End View - Rear
        • Windshield Washer Fluid Level Switch Connector End View
        • Windshield Washer Fluid Pump Connector End View
        • Windshield Wiper Motor Connector End View
        • Windshield Wiper Washer Switch Connector End View (Multifunction Switch C3)
        • Body Control Module (BCM) Connector End View C1
        • Body Control Module (BCM) Connector End View C2
        • Body Control Module (BCM) Connector End View C3
        • Ambient Light Sensor Connector End View (w/CJ3)
        • Backup Lamp Connector End View - Left (GMC)
        • Backup Lamp Connector End View - Right (GMC)
        • Cargo Lamp Connector End View
        • Center High Mounted Stop Lamp Connector End View (CHMSL)
        • Cornering Lamp Connector End View - Left
        • Cornering Lamp Connector End View - Right
        • Courtesy Lamp Connector End View - Left
        • Courtesy/Reading Lamp Connector End View - LF
        • Courtesy/Reading Lamp Connector End View - Left Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - LR
        • Courtesy/Reading Lamp Connector End View - RF
        • Courtesy/Reading Lamp Connector End View - Right Center (Body Type VIN 6)
        • Courtesy/Reading Lamp Connector End View - RR
        • Fog Lamp Connector End View - LF
        • Fog Lamp Connector End View - RF
        • Headlamp Assembly Connector End View - Left
        • Headlamp Assembly Connector End View - Right
        • Headlamp Leveling Actuator Connector End View - Left (w/TR6)
        • Headlamp Leveling Actuator Connector End View - Right (w/TR6)
        • Headlamp Switch Connector End View C1
        • Headlamp Switch Connector End View C2
        • I/P Compartment Lamp Connector End View
        • License Lamp Connector End View - Left
        • License Lamp Connector End View - Right
        • Marker Lamp Connector End View - LF (Chevrolet)
        • Marker Lamp Connector End View - LF (GMC/Oldsmobile)
        • Marker Lamp Connector End View - RF (Chevrolet)
        • Marker Lamp Connector End View - RF (GMC/Oldsmobile)
        • Miniwedge Connector End View (Door Jamb Switch) - Driver
        • Miniwedge Connector End View (Door Jamb Switch) - Front Passenger
        • Miniwedge Connector End View (Door Jamb Switch) - LR
        • Miniwedge Connector End View (Door Jamb Switch) - RR
        • Miniwedge Connector End View (Door Jamb Switch) - Liftgate
        • Park/Turn Signal Lamp Connector End View - LF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - LF (GMC/Oldsmobile)
        • Park/Turn Signal Lamp Connector End View - RF (Chevrolet)
        • Park/Turn Signal Lamp Connector End View - RF (GMC/Oldsmobile)
        • Stop Lamp Switch Connector End View
        • Tail Lamp Assembly Connector End View - Left (W/O T79)
        • Tail Lamp Assembly Connector End View - Left (w/T79)
        • Tail Lamp Assembly Connector End View - Right
        • Trailer Connector End View
        • Turn Signal/Multifunction Switch Connector End View C1
        • Turn Signal/Multifunction Switch Connector End View C2
        • Turn Signal/Multifunction Switch Connector End View C3
        • Turn Signal/Multifunction Switch Connector End View C4
        • Turn Signal/Hazard Flasher Module Connector End View
        • Underhood Lamp Connector End View
        • Vanity Mirror Lamp Connector End View - LF
        • Vanity Mirror Lamp Connector End View - RF
        • Cellular Microphone Connector End View
        • Vehicle Communication Interface Module (VCIM) Connector End View C1
        • Vehicle Communication Interface Module (VCIM) Connector End View C2
        • Door Lock Actuator Connector End View - Driver
        • Door Lock Actuator Connector End View - Front Passenger
        • Door Lock Actuator Connector End View - LR
        • Door Lock Actuator Connector End View - Liftgate
        • Door Lock Actuator Connector End View - RR
        • Door Lock Cylinder Switch Connector End View - Driver
        • Driver Door Module (DDM) Connector End View C1
        • Driver Door Module (DDM) Connector End View C2
        • Driver Door Module (DDM) Connector End View C3
        • Driver Door Module (DDM) Connector End View C4 (w/Memory Features)
        • Driver Door Module (DDM) Connector End View C5
        • Front Passenger Door Module (FPDM) Connector End View C1
        • Front Passenger Door Module (FPDM) Connector End View C2
        • Front Passenger Door Module (FPDM) Connector End View C3
        • Miniwedge (Door Jamb Switch) Connector End View - Driver
        • Miniwedge (Door Jamb Switch) Connector End View - Front Passenger
        • Miniwedge (Door Jamb Switch) Connector End View - LR
        • Miniwedge (Door Jamb Switch) Connector End View - RR
        • Window Motor Connector End View - Driver
        • Window Motor Connector End View - Front Passenger
        • Window Motor Connector End View - LR
        • Window Motor Connector End View - RR
        • Window Switch Connector End View - LR
        • Window Switch Connector End View - RR
        • Generator Connector End View
        • Hood Ajar Switch Connector End View (Export)
        • Passlock Sensor Connector End View
        • Cooling Fan Connector End View
        • Heated Seat Element Connector End View - Driver Cushion
        • Heated Seat Element Connector End View - Front Passenger Cushion
        • Heated Seat Element & Thermistor Assembly Connector End View - Driver Back
        • Heated Seat Element & Thermistor Assembly Connector End View - Front Passenger Back
        • Lumbar Adjuster Switch Connector End View - Driver (w/o Memory)
        • Lumbar Adjuster Switch Connector End View - Driver (w/Memory)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Lumbar Adjuster Switch Connector End View - Passenger (w/Heat)
        • Memory Seat Module Connector End View - Driver C1
        • Memory Seat Module Connector End View - Driver C2
        • Memory Seat Module Connector End View - Driver C3
        • Memory Seat Module Connector End View - Driver C4
        • Memory Seat Module Connector End View - Passenger C1
        • Memory Seat Module Connector End View - Passenger C2
        • Memory Seat Module Connector End View - Passenger C3
        • Memory Seat Module Connector End View - Passenger C4
        • Position Sensor Connector End View - Front Motor (w/Memory)
        • Position Sensor Connector End View - Horizontal Motor (w/Memory)
        • Position Sensor Connector End View - Rear Motor (w/Memory)
        • Position Sensor Connector End View - Recline Motor (w/Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/o Memory)
        • Seat Adjuster Switch Connector End View - Driver (w/Memory)
        • Seat Adjuster Switch Connector End View - Passenger (w/o Heat)
        • Seat Adjuster Switch Connector End View - Passenger (w/Heat)
        • Seat Front Vertical Motor Connector End View - Driver/Passenger
        • Seat Horizontal Motor Connector End View - Driver/Passenger
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Driver
        • Seat Lumbar Motors & Position Sensors Assembly Connector End View - Front Passenger
        • Seat Recline Motor Connector End View - Driver/Passenger
        • Seat Rear Vertical Motor Connector End View - Driver/Passenger
        • Garage Door Opener Connector End View
    • System Wiring Diagrams
      • Using lemon2025'S Wiring Diagrams
      • Air Conditioning
      • Anti-Lock Brakes
      • Anti-Theft
      • Body Control Modules
      • Computer Data Lines
      • Cooling Fan
      • Cruise Control
      • Defoggers
      • Electronic Suspension
      • Engine Performance
        • 4.2L VIN S
      • Exterior Lights
      • Ground Distribution
      • Headlights
      • Horn
      • Instrument Cluster
      • Interior Lights
      • Memory Systems
      • Power Distribution
      • Power Door Locks
      • Power Mirrors
      • Power Seats
      • Power Top/Sunroof
      • Power Windows
      • Radio
      • Shift Interlock
      • Starting/Charging
      • Supplemental Restraints
      • Transmission
        • 4.2L VIN S
      • Warning Systems
      • Wiper/Washer
    • Using lemon2025'S System Wiring Diagrams
      • Introduction
      • Wiring Diagram Features And Controls
      • Wiring Diagram Color Abbreviations
      • Wiring Diagram Symbols
      • Wiring Diagram Ground Number Locations
      • Wiring Diagram Component Locations
    • Wiring Systems (General Information)
      • Specifications
        • Fastener Tightening Specifications
      • Diagnostic Information and Procedures
        • Where to Find Electrical Schematics
        • Utility/Van Zoning
        • Electrical Symbols
        • General Electrical Diagnosis Procedures
          • Basic Knowledge Required
        • Checking Aftermarket Accessories
        • Circuit Testing
        • Using Connector Test Adapters
        • Probing Electrical Connectors
          • Notes
          • Frontprobe
          • Backprobe
        • Troubleshooting with a Digital Multimeter
        • Troubleshooting with a Test Lamp
          • Tools Required
          • Troubleshooting with a Test Lamp
        • Using Fused Jumper Wires
          • Tools Required
        • Measuring Voltage
        • Measuring Voltage Drop
        • Measuring Frequency
        • Testing for Continuity
          • Notes
          • With a DMM
          • With a Test Lamp
        • Testing for Short to Ground
          • Notes
          • With a DMM
          • With a Test Lamp
          • Fuse Powering Several Loads
        • Testing for a Short to Voltage
        • Testing for Intermittent Conditions and Poor Connections
          • Notes
          • Testing for Proper Terminal Contact
            • Notes
            • Round Wire Connectors
            • Flat Wire (Dock and Lock) Connectors
        • Inducing Intermittent Fault Conditions
          • Notes
          • Salt Water Spray
          • High Temperature Conditions
          • Low Temperature Conditions
        • Testing for Electrical Intermittents
        • Scan Tool Snapshot Procedure
        • Wiring Repairs
        • Circuit Protection - Fuses
        • Circuit Protection - Circuit Breakers
        • Circuit Protection - Fusible Links
          • Notes
          • Repairing a Fusible Link
        • Repairing Damaged Wire Insulation
        • Splicing Copper Wire Using Splice Clips
          • Notes
          • Tools Required
          • Splicing Copper Wire Using Splice Clips
        • Splicing Copper Wire Using Splice Sleeves
        • Splicing Twisted or Shielded Cable
        • Splicing Inline Harness Diodes
        • Heated Oxygen Sensor (HO2S) Wiring Repairs
          • Tools Required
          • Heated Oxygen Sensor (HO2S) Wiring Repairs
        • SIR/SRS Wiring Repairs
          • Tools Required
          • SIR/SRS Connector Repair (Plastic Body and Terminal Metal Pin)
          • SIR/SRS Wire Pigtail Repair
          • SIR/SRS Wire Repair
          • SIR/SRS System Wire Splice Repair
          • Connector Position Assurance (CPA)
          • Terminal Position Assurance (TPA)
        • Flat Wire Repairs
        • Connector Repairs
        • Connector Position Assurance Locks
        • Terminal Position Assurance Locks
        • Push to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Reinstalling Terminal
        • Pull to Seat Connectors
          • Terminal Removal
          • Terminal Repair
          • Terminal Installation
        • Weather Pack Connectors
        • Repairing Connector Terminals
          • Tools Required
          • Repairing Connector Terminals
      • Schematic and Routing Diagrams
        • Power and Grounding Schematic Icons
        • Power Distribution Schematics
        • Ground Distribution Schematics
        • Cigar Lighter/Auxiliary Outlets Schematics
        • Harness Routing Views
      • Component Locator
        • Master Electrical Component List
        • Power and Grounding Component Views
        • Electrical Center Identification Views
          • Fuse Block Identification View - Underhood, Label
          • Fuse Block - Underhood, Top View
          • Fuse Block - Underhood, Bottom View
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 6, Long Wheelbase), Label
          • Fuse Block - Rear (Body Type VIN 3, Short Wheelbase), Top View
          • Fuse Block Identification View - Rear (Body Type VIN 6, Long Wheelbase), Top View
          • Fuse Block Identification View - Rear, Bottom View
        • Power and Grounding Connector End Views
        • Inline Harness Connector End Views
      • Repair Instructions
        • Relay Replacement (Within an Electrical Center)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Relay Replacement (Attached to Wire Harness)
          • Removal Procedure
          • Installation Procedure
        • Rear Electrical Center or Junction Block Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
• Engine Mechanical
  • Auxiliary Emission Control Systems
    • Emission Control System Visual Inspection Procedures - General Information
      • * Please Read This First *
      • Emission Control Labels
      • Emission Control Visual Inspection
        • Notes
        • Positive Crankcase Ventilation (PCV)
        • Thermostatic Air Cleaner (TAC)
        • Fuel Evaporative System (EVAP)
        • Catalytic Converters
          • Oxidation Catalyst (OC)
          • Three-Way Catalyst (TWC)
          • Three-Way Catalyst + Oxidation Catalyst (TWC + OC)
        • Fill Pipe RESTRICTOR (Fr)
        • Exhaust Gas RECIRCULATION (EGR) System
          • Single Diaphragm EGR Valve
          • Dual Diaphragm EGR Valve
          • Positive Backpressure EGR (BP/EGR) Valve
          • Negative Backpressure EGR (BP/EGR) Valve
          • Digital EGR Valve
          • Integrated Electronic EGR Valve
        • Spark Controls (SPK)
        • Air Injection System (AIS)
          • Air Pump Injection System (AP)
          • Pulsed Secondary Air Injection (PAIR) System
        • Oxygen Sensor (O2)
        • Computerized Engine Controls (CEC)
        • Early Fuel Evaporation (EFE)
        • Emission Maintenance Reminder Light (EMR) (If Equipped)
        • Malfunction Indicator Light (Mil)
  • Electric Cooling Fans
    • Description & Operation
      • Notes
      • Cooling Fan Control
    • Component Locations
    • Programming
      • Notes
      • Powertrain Control Module
    • Trouble Shooting
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock and Lock) Connectors
      • Symptoms - Engine Cooling
        • Notes
        • Visual/Physical Inspection
        • Intermittent
    • Self-Diagnostic System
      • Diagnostic System Check - Engine Cooling
      • Diagnostic Trouble Code Definitions
    • Diagnostic Tests
      • DTC P0495
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
        • Test
      • DTC P1481
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
        • Test
      • DTC P1482
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
        • Test
      • DTC P1484
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the MIL/DTC
        • Diagnostic Aids
        • Test Description
        • Test
    • System Tests
      • Notes
      • Test A: Excessive Fan Noise
        • Circuit Description
        • Diagnostic Aids
        • Test Description
        • Test
      • Test B: Fan Clutch Diagnosis
    • Removal & Installation
      • Notes
      • Fan Clutch
        • Removal
        • Installation
      • Cooling Fan & Shroud
        • Notes
        • Removal
        • Installation
      • Cooling Fan Relay
        • Notes
        • Removal & Installation
    • Torque Specifications
    • Connector Identification
    • Wiring Diagrams
    • Special Tools
  • Cooling System (Mechanical)
    • Engine Cooling System
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • Engine Cooling Schematics
      • Component Locator
        • Cooling System Component Views
        • Cooling System Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Engine Cooling
        • Diagnostic System Check - Engine Cooling
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC P0495
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1481
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1482
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • DTC P1484
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - Engine Cooling
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Engine Coolant Temperature Indicator Always On
        • Engine Overheating
        • Loss of Coolant
        • Thermostat Diagnosis
        • Coolant Heater Inoperative
        • Engine Fails To Reach Normal Operating Temperature
        • Pressure Cap Testing
          • Tools Required
          • Pressure Cap Testing
        • Coolant Leak Testing
          • Tools Required
          • Coolant Leak Testing
        • Excessive Fan Noise
          • Circuit Description
          • Diagnostic Aids
          • Test Description
        • Fan Clutch Diagnosis
      • Repair Instructions
        • Draining and Filling Cooling System
          • Draining Procedure
          • Filling Procedure
        • Flushing
        • Radiator Cleaning
        • Coolant Recovery Reservoir Replacement
          • Removal Procedure
          • Installation Procedure
        • Radiator Hose Replacement - Inlet (Body VIN Code 3)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Radiator Hose Replacement - Outlet (Body VIN Code 3)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Radiator Vent Inlet Hose Replacement
          • Removal Procedure
          • Installation Procedure
        • Fan Clutch Replacement
          • Removal Procedure
          • Installation Procedure
        • Cooling Fan and Shroud Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Cooling Fan Relay Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Thermostat Replacement (4.2L Engine)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Water Outlet Housing Replacement
          • Removal Procedure
          • Installation Procedure
        • Water Pump Replacement (LL8)
          • Tool Required
          • Removal Procedure
          • Installation Procedure
        • Drain Cock Replacement
          • Removal Procedure
          • Installation Procedure
        • Radiator Replacement (Body VIN Code 3)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Coolant Heater Replacement (LL8)
          • Removal Procedure
          • Installation Procedure
        • Coolant Heater Cord Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Cooling System Description and Operation
          • Cooling Fan Control
          • Engine Coolant Indicator
            • Engine Coolant Hot Idle Engine
          • Cooling System
            • Notes
            • Cooling Cycle
            • Coolant
            • Radiator
            • Pressure Cap
            • Coolant Recovery System
            • Air Baffles and Seals
            • Water Pump
            • Thermostat
            • Transmission Oil Cooler
          • Coolant Heater
      • Special Tools and Equipment
        • Special Tools
    • Engine Cooling System Specifications & Drive Belt Routing
      • Model Identification
      • Belt Adjustment
      • Serpentine Belt Routing & Alignment
        • Notes
        • 1.8L Prizm
        • 1.9L Saturn
        • 2.0L Tracker
        • 2.2L (L61) Alero, Cavalier & Grand Am
        • 2.2L (LN2) Cavalier & Sunfire
        • 2.2L "S" Pickup
        • 2.2L Sonoma
        • 2.4L Cavalier & Sunfire
        • 2.5L Tracker
        • 3.1L Century & Grand Prix, & 3.4L Impala & Monte Carlo
        • 3.1L Malibu & 3.4L Alero, Aztek, Grand Am, Malibu, Montana, Rendezvous, Silouhette & Venture
        • 3.5L Aurora & Intrigue
        • 3.8L Bonneville, Grand Prix, Impala, LeSabre, Monte Carlo, Park Avenue & Regal
        • 3.8L Camaro & Firebird
        • 4.0L Aurora & 4.6L Deville, Eldorado & Seville
        • 4.2L Bravada, Envoy & Trail Blazer
        • 4.3L, 5.0L & 5.7L Trucks - All Models
        • 4.8L, 5.3L & 6.0L Trucks - All Models
        • 5.7L Camaro & Firebird
        • 5.7L Corvette
        • 6.5L Turbo-Diesel Express & Savana
        • 6.6L Turbo-Diesel Sierra & Silverado
        • 8.1L Express & Savana
        • 8.1L Sierra, Silverado, Suburban & Yukon XL
      • Specifications
        • Cooling System Specifications
  • Engine Exhaust System
    • Specifications
      • Fastener Tightening Specifications
    • Diagnostic Information and Procedures
      • Diagnostic Starting Point - Engine Exhaust
      • Symptoms - Engine Exhaust
        • Notes
        • Visual/Physical Inspection
        • Intermittent
        • Symptom List
      • Restricted Exhaust
        • Tools Required
        • Diagnostic Aids
        • Test Description
      • Exhaust Leakage
      • Exhaust Noise
    • Repair Instructions
      • Exhaust Manifold Replacement (4.2L Engine)
        • Removal Procedure
        • Installation Procedure
      • Exhaust System Replacement
        • Removal Procedure
        • Installation Procedure
      • Catalytic Converter Replacement (4.2L Engine)
        • Removal Procedure
        • Installation Procedure
      • Muffler Replacement
        • Removal Procedure
        • Installation Procedure
      • Catalytic Converter Heat Shield Replacement
        • Removal Procedure
        • Installation Procedure
      • Exhaust Manifold Heat Shield Replacement
        • Removal Procedure
        • Installation Procedure
      • Exhaust Muffler Heat Shield Replacement
        • Removal Procedure
        • Installation Procedure
    • Description and Operation
      • Exhaust System Description
        • Notes
        • Resonator
        • Catalytic Converter
        • Muffler
    • Special Tools and Equipment
      • Special Tools
  • Mechanical
    • Engine Mechanical - 4.2L 6-Cylinder (On-Vehicle)
      • Specifications
        • Fastener Tightening Specifications
        • Engine Mechanical Specifications
        • Sealers, Adhesives, and Lubricants
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Engine Mechanical
        • Symptoms - Engine Mechanical
          • Strategy Based Diagnostics
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Base Engine Misfire without Internal Engine Noises
        • Base Engine Misfire with Abnormal Internal Lower Engine Noises
        • Base Engine Misfire with Abnormal Valve Train Noise
        • Base Engine Misfire with Coolant Consumption
        • Base Engine Misfire with Excessive Oil Consumption
        • Engine Noise on Start-Up, but Only Lasting a Few Seconds
        • Upper Engine Noise, Regardless of Engine Speed
        • Lower Engine Noise, Regardless of Engine Speed
        • Engine Noise Under Load
        • Engine Will Not Crank - Crankshaft Will Not Rotate
        • Engine Compression Test
        • Oil Consumption Diagnosis
        • Oil Pressure Diagnosis and Testing
        • Oil Leak Diagnosis
        • Crankcase Ventilation System Inspection/Description
        • Drive Belt Chirping Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Squeal Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Whine Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Rumbling Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Vibration Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Falls Off Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Excessive Wear Diagnosis
          • Diagnostic Aids
          • Test Description
        • Drive Belt Tensioner Diagnosis
          • Inspection Procedure
        • Camshaft Position (CMP) Actuator Diagnosis
      • Repair Instructions
        • Drive Belt Replacement
          • Removal Procedure
          • Installation Procedure
        • Drive Belt Tensioner Replacement
          • Removal Procedure
          • Installation Procedure
        • Drive Belt Idler Pulley Replacement
          • Removal Procedure
          • Installation Procedure
        • Engine Mount Inspection
          • Front Engine Mount
        • Engine Mount and Bracket Replacement - Left
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Engine Mount and Bracket Replacement - Right
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Intake Manifold Replacement
          • Removal Procedure
          • Installation Procedure
        • Camshaft Cover Replacement
          • Removal Procedure
          • Installation Procedure
        • Valve Rocker Arm and Valve Lash Adjuster Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Valve Stem Oil Seal and Valve Spring Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Oil Level Indicator and Tube Replacement
          • Removal Procedure
          • Installation Procedure
        • Cylinder Head Replacement
          • Notes
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Crankshaft Balancer Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Crankshaft Front Oil Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Engine Front Cover Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Camshaft Position Exhaust Actuator Replacement
          • Tool Required
          • Removal Procedure
          • Installation Procedure
        • Timing Chain, Sprockets, and/or Tensioner Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Camshaft Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Oil Filter Adapter and Bypass Valve Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Oil Pan Replacement
          • Removal Procedure
          • Installation Procedure
        • Engine Oil Pressure Sensor and/or Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Oil Pump Replacement
          • Removal Procedure
          • Installation Procedure
        • Crankshaft Rear Oil Seal and Housing Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Engine Flywheel Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Engine Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Engine Oil and Oil Filter Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Crankcase Ventilation System Description
          • Notes
          • Results of Incorrect Operation
        • Drive Belt System Description
      • Special Tools and Equipment
      • Torque Specifications
    • Engine Mechanical - 4.2L 6-Cylinder (Unit Repair)
      • Specifications
        • Fastener Tightening Specifications
        • Engine Mechanical Specifications
        • Sealers, Adhesives, and Lubricants
        • Thread Repair Specifications
          • Engine Block - Top View
          • Engine Block - Bottom View
          • Engine Block - Left Side View
          • Engine Block - Right Side View
          • Engine Block - Front View
          • Engine Block - Rear View
          • Cylinder Head - Top View
          • Cylinder Head - End View (Front)
          • Cylinder Head - End View (Rear)
          • Cylinder Head - Intake Manifold Deck View
          • Cylinder Head - Exhaust Manifold Deck View
          • Oil Pan - Top View
          • Oil Pan - Left Side View
          • Oil Pan - Right Side View
          • Oil Pan - Rear View
          • Engine Front Cover
          • Crankshaft Rear Oil Seal Housing
      • Diagnostic Information and Procedures
        • Engine Compression Test
        • Cylinder Leakage Test
        • Oil Consumption Diagnosis
        • Oil Pressure Diagnosis and Testing
          • Low or No Oil Pressure
          • Oil Pressure Testing
        • Oil Leak Diagnosis
      • Component Locator
        • Disassembled Views
      • Schematic and Routing Diagrams
        • Timing Chain Alignment Diagram
      • Repair Instructions
        • Engine Flywheel Removal
        • Draining Fluids and Oil Filter Removal
        • Drive Belt Tensioner Removal
        • Power Steering Pump Bracket Removal
        • Drive Belt Idler Pulley Removal
        • Oil Level Indicator And Tube Removal
        • Exhaust Manifold Removal
        • Oil Filter Adapter Removal
        • Heater Inlet Hose Fitting Removal
        • Heater Outlet Hose Fitting Removal
        • Water Outlet Removal
        • Water Pump Removal
        • Thermostat Housing Removal
        • Intake Manifold Removal
        • Fuel Rail And Injectors Removal
        • Camshaft Position Actuator Valve Removal
        • Camshaft Cover Removal
        • Oil Pan Removal
        • Oil Pump Pipe And Screen Assembly Removal
        • Crankshaft Balancer Removal
        • Engine Front Cover Removal
        • Oil Pump Removal
        • Crankshaft Front Oil Seal Removal
        • Timing Chain And Sprockets Removal
        • Crankshaft Rear Oil Seal And Housing Removal
        • Crankshaft Rear Oil Seal Removal
        • Timing Chain Tensioner Removal
        • Engine Lift Bracket Removal
        • Camshaft Removal
        • Valve Rocker Arm and Valve Lash Adjuster Removal
        • Cylinder Head Removal
        • Piston, Connecting Rod, and Bearing Removal
        • Crankshaft and Bearings Removal
        • Engine Block Plug Removal
        • Engine Block Cleaning and Inspection
        • Cylinder Boring and Honing
          • Honing Procedure
          • Boring Procedure
        • Crankshaft and Bearings Cleaning and Inspection
        • Crankshaft Balancer Cleaning and Inspection
        • Engine Flywheel Cleaning and Inspection
        • Piston and Connecting Rod Disassemble
        • Piston, Connecting Rod, and Bearings Cleaning and Inspection
        • Piston and Connecting Rod Assemble
        • Camshafts Cleaning and Inspection
        • Timing Chain and Sprockets Cleaning and Inspection
        • Valve Rocker Arm and Valve Lash Adjuster Cleaning and Inspection
        • Cylinder Head Disassemble
        • Cylinder Head Cleaning and Inspection
        • Cylinder Head Assemble
        • Camshaft Cover Cleaning and Inspection
        • Oil Pump Cleaning and Inspection
        • Oil Pan Cleaning and Inspection
        • Engine Front Cover Cleaning and Inspection
        • Intake Manifold Cleaning and Inspection
        • Exhaust Manifold Cleaning and Inspection
        • Water Pump Cleaning and Inspection
        • Thread Repair
          • Notes
          • Standard Thread Repair - Flush Hole
          • Recessed Thread Repair
          • Tapered Pipe Thread Repair
          • Cyllnder Head Bolt Hole Thread Repair
          • Crankshaft Main Bolt Hole Thread Repair
        • Service Prior to Assembly
        • Engine Block Plug Installation
        • Crankshaft and Bearings Installation
        • Piston, Connecting Rod, and Bearing Installation
        • Cylinder Head Installation
        • Valve Rocker Arm and Valve Lash Adjuster Installation
        • Camshaft Installation
        • Engine Lift Bracket Installation
        • Timing Chain Tensioner Installation
        • Timing Chain and Sprockets Installation
        • Camshaft Cover Installation
        • Camshaft Position Actuator Valve Installation
        • Crankshaft Front Oil Seal Installation
        • Oil Pump Installation
        • Engine Front Cover Installation
          • Engine Mechanical - 4.2L 6-Cylinder (Unit Repair)
        • Water Pump Installation
        • Crankshaft Rear Oil Seal and Housing Installation
        • Oil Pump Pipe and Screen Assembly Installation
        • Oil Pan Installation
        • Crankshaft Balancer Installation
        • Fuel Rail and Injectors Installation
        • Intake Manifold Installation
        • Thermostat Housing Installation
        • Heater Inlet Hose Fitting Installation
        • Heater Outlet Hose Fitting Installation
        • Water Outlet Installation
        • Oil Filter Adapter Installation
        • Exhaust Manifold Installation
        • Oil Level Indicator and Tube Installation
        • Power Steering Pump Bracket Installation
        • Drive Belt Tensioner Installation
        • Drive Belt Idler Pulley Installation
        • Crankshaft Rear Oil Seal Installation
        • Engine Flywheel Installation
      • Description and Operation
        • Lubrication Description
        • Separating Parts
        • Cleanliness and Care
        • Replacing Engine Gaskets
        • Tools and Equipment
      • Special Tools and Equipment
  • Starter
    • Starting System
      • Torque Specifications
      • Starter Motor Specifications
      • Wiring Diagrams
      • Component Locations
      • Diagnostic Information
        • Diagnostic Starting Point - Engine Electrical
        • Diagnostic System Check - Engine Electrical
        • Diagnostic Trouble Code Definitions
        • DTC P0562
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Testing
        • DTC P0563
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Testing
        • Symptoms - Engine Electrical
          • Notes
          • Visual/Physical Inspection
          • Intermittents
          • Symptom List
        • Starter Solenoid Does Not Click
        • Starter Solenoid Clicks, Engine Does Not Crank
        • Engine Cranks Slowly
        • Engine Will Not Crank - Crankshaft Will Not Rotate
      • Replacement Procedures
        • Notes
        • Starter Motor
          • Removal
          • Installation
      • Description & Operation
        • Starter
• Engine Performance
  • Engine Controls - On-Vehicle Adjustments
    • Model Identification
    • Engine Mechanical
    • Valve Clearance
    • Ignition Timing (Gasoline)
      • Notes
      • Camshaft Retard Offset (5.0L & 5.7L)
        • Notes
        • Inspection
        • Adjustment
    • Injection Pump Timing/TDC Offset (Diesel)
      • Notes
      • Injection Pump Timing (6.5L Diesel)
      • TDC Offset Learn Procedure (6.5L Diesel)
    • Idle Speed & Mixture
      • Gasoline Engines
      • Diesel Engines
    • Throttle Position Sensor
      • Gasoline Engines
      • Diesel Engines & 8.1L Gasoline Engine
  • Application
    • Engine/VIN Breakdown
      • Engine/VIN Breakdown
        • Notes
        • Model/Year VIN Code Applications
        • Engine Code Location
        • Vehicle Safety Certification Label
  • Emissions
    • EGR Function Testing - General Motors Trucks
      • EGR Function Testing - General Motors Trucks
        • Test 1
          • Ported & Backpressure EGR
        • Test 2
          • Linear EGR
        • Test 3
        • Test 4
    • Emission Applications
      • Emission Applications
    • Emission Control Abbreviations
      • "A"
      • "B"
      • "C"
      • "D"
      • "E"
      • "F"
      • "G"
      • "H"
      • "I"
      • "K"
      • "L"
      • "M"
      • "N"
      • "O"
      • "P"
      • "R"
      • "S"
      • "T"
      • "V"
      • "W"
    • State Emission Standards - Diesel
      • ARIZONA
      • Colorado
      • CONNECTICUT
      • IDAHO
      • KENTUCKY
      • MASSACHUSETTS
      • New YORK
      • OHIO
      • RHODE Island
      • UTAH
      • WASHINGTON
    • State Emission Standards - Gas
      • ALASKA
      • ARIZONA
      • CALIFORNIA
        • California Emission Standards ASM Tests
        • Legend
        • Pass/Fail Emission Standards = A+B / VTW
      • Colorado
      • CONNECTICUT
      • DELAWARE
      • District Of COLUMBIA
      • GEORGIA
      • IDAHO
      • ILLINOIS
      • INDIANA
      • KENTUCKY
      • MARYLAND
      • MASSACHUSETTS
      • MISSOURI
      • NEVADA
      • New Jersey
      • New MEXICO
      • New YORK
      • North CAROLINA
      • OHIO
      • OREGON
      • PENNSYLVANIA
      • RHODE Island
      • TENNESSEE
      • TEXAS
      • UTAH
      • VIRGINIA
      • WASHINGTON
      • WISCONSIN
      • U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
      • U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
      • U.S. EPA Im240 Emission Standards
        • Start-Up Standards
        • Final Standards
  • Mode 6 - Class 2 & GMLAN
    • Introduction
    • Class 2
    • GMLAN (Can)
  • Pin Voltage Charts
    • Engine Controls - PID Value Charts - Trucks
      • Model Identification
      • Introduction
      • PID Values
        • Notes
        • Scan Tool Data List Definitions
          • Engine Data 1
          • Engine Data 2
          • EGR Data
          • EVAP Data
          • Fuel Trim Data
          • Misfire Data
          • Output Driver Data
        • PID Value Tables
          • Notes
          • PID Values (Aztek, Montana, Rendezvous, Silhouette & Venture)
          • PID Values (Bravada, Envoy, Envoy XL & TrailBlazer)
          • PID Values (Cab & Chassis, Cutaway & RV Cutaway - 6.5L)
          • PID Values (Chevy Express & Savana - 4.3L)
          • PID Values (Chevy Express & Savana - 5.0L & 5.7L Gasoline)
          • PID Values (Chevy Express & Savana - 5.0L & 5.7L CNG Bi-Fuel)
          • PID Values (Chevy Express & Savana - 6.5L)
          • PID Values (C, G & K Series - 8.1L)
          • PID Values (C & K Series - 4.8L, 5.3L & 6.0L Gasoline)
          • PID Values (C & K Series - 6.0L CNG)
          • PID Values (C & K Series - 6.6L)
          • PID Values (Sierra & Silverado - 4.3L)
          • PID Values (Sonoma & S10 Pickup - 2.2L)
          • PID Values (S & T Series - 4.3L)
          • PID Values (Tracker - 2.0L)
          • PID Values (Tracker - 2.5L)
          • PID Values (Vue - 2.2L)
          • PID Values (Vue - 3.0L)
  • Remove, Overhaul & Install
    • Engine Controls - Removal & Installation
      • Introduction
      • Computerized Engine Controls
        • Notes
        • Electrically Erasable Programmable Read-Only Memory
        • Powertrain Control Module
          • Notes
          • Removal
          • Installation
        • Camshaft Position Actuator Solenoid Valve
          • Removal & Installation
      • Engine Sensors & Switches
        • Accelerator Pedal Position Sensor
          • Removal
          • Installation
        • Camshaft Position Sensor
        • Crankshaft Position Sensor
        • Engine Coolant Temperature Sensor
          • Removal
          • Installation
        • Fuel Tank Pressure Sensor
        • Intake Air Temperature Sensor
          • Removal
          • Installation
        • Knock Sensor
        • Manifold Absolute Pressure Sensor
          • Removal & Installation
        • Oxygen Sensors
          • Notes
          • Removal (HO2S 1)
          • Installation
          • Removal (HO2S 2)
      • Cooling System
        • Cooling System Bleeding
      • Ignition Systems
        • Camshaft Position Sensor
          • Removal & Installation
        • Crankshaft Position Sensor
          • Removal
          • Installation
        • Ignition Coils
          • Removal
          • Installation
        • Knock Sensors
          • Removal & Installation
      • Fuel Systems
        • Fuel System Pressure Release
        • Fuel Line Disconnect Fittings
          • Notes
          • Removal & Installation (Metal Collar)
          • Removal & Installation (Plastic Collar)
        • Fuel Filter
          • Removal
          • Installation
        • Fuel Injectors
          • Removal
          • Installation
        • Fuel Pressure Regulator
          • Removal
          • Installation
        • Fuel Pump
          • Removal
          • Installation
        • Fuel Tank
          • Removal
          • Installation
        • Fuel Tank Pressure Sensor
          • Removal & Installation
        • Idle Air Control Valve
          • Removal & Installation
        • Intake Manifold
          • Removal
          • Installation
        • Oxygen Sensors
        • Throttle Body
          • Removal
          • Installation
      • Emission Systems & Sub-Systems
        • EVAP Canister
          • Removal
          • Installation
        • EVAP Canister Purge Solenoid
          • Removal & Installation
        • EVAP Canister Vent Valve
          • Removal & Installation
        • EVAP System Cleaning
          • Inspection Procedure
          • Cleaning Procedure
      • Torque Specifications
  • Sensor Range Charts
    • Engine Controls - Sensor Operating Range Charts
      • Introduction
  • Specifications
    • Engine Controls - Service & Adjustment Specifications
      • Model Identification
      • Introduction
      • Capacities
        • Engine Oil Capacity
        • Cooling System Fluid Capacity
        • Automatic Transmission Fluid Capacity
        • Manual Transmission Fluid Capacity
      • Quick-Service
        • Service Intervals & Specifications
        • Belt Tension
      • Mechanical Checks
        • Engine Compression
        • Valve Clearance
      • Ignition System
        • High Tension Wire Resistance
        • Spark Plugs
        • Firing Order
          • Notes
          • Firing Order (2.0L & 2.2L)
          • Firing Order (2.5L)
          • Firing Order (3.0L "L" & "Z" Series & 3.4L "A" & "B" Series)
          • Firing Order (3.4L "U" Series)
          • Firing Order (4.2L)
          • Firing Order (4.3L)
          • Firing Order (4.8L, 5.3L, 6.0L, 6.5L Diesel & 8.1L)
          • Firing Order (5.0L & 5.7L)
          • Firing Order (6.6L Diesel)
      • Ignition Timing (Gasoline)
        • Except Tracker
        • Tracker
      • Injection Pump Timing (Diesel)
      • Fuel System
        • Fuel Pump
        • Injector Resistance
        • Idle Speed & Mixture
        • Throttle Position Sensor
    • Firing Order & Cylinder Identification
      • Firing Order & Cylinder Identification
        • Notes
        • 3 Cylinder Engine
          • Metro 1.0L
          • Buick, Chevrolet 1.2L, 1.3L
        • 4 Cylinder Engine
        • 5 Cylinder Engine
        • In-Line 6 Engine
        • V6 Engine
          • 3.5L VIN 4 V6 Engine
          • 3.8L & 4.3L V6 Engines
          • All Other V6 Engines Except 3.5L (VIN 4), 3.8L & 4.3L
        • 8 Cylinder Engine
          • 4.0L, 4.4L & 4.6L V8 Engines
          • 5.0L, 5.7L (VIN R & VIN K) & 7.4L V8 Engines
          • 6.6L Diesel V8 Engine
          • All Other V8 Engines Except 4.0L, 4.4L, 4.6L, 5.0L, 5.7L (VIN R & K), 7.4L & 6.6L
  • System
    • Engine Control System - Self-Diagnostics - 4.2L
      • Model Identification
      • Introduction
      • Self-Diagnostic System
        • On-Board Diagnostics
          • Notes
          • Code Types
          • Freeze Frame/Failure Records
          • Monitors
        • Intermittent Conditions
          • Notes
          • Preliminary
          • Harness or Connector Intermittents
          • Electrical Connections or Wiring
          • Control Module Power & Grounds, & Component Power & Grounds
          • Temperature Sensitivity
          • Electromagnetic Interference (EMI) and Electrical Noise
          • Incorrect PCM Programming
          • Duplicating Failure Conditions
          • Scan Tool Snapshot
          • Vehicle Data Recorder
        • Diagnostic Procedure
        • Retrieving Diagnostic Trouble Codes
        • Diagnostic System Check - Engine Controls
          • Description
          • Test Description
          • Diagnostic Procedures
        • Clearing Diagnostic Trouble Codes
          • Notes
          • Scan Tool
          • Disconnect Battery
          • Warm-up Cycles
        • Scan Tool Usage
          • Notes
          • Scan Tool Display
        • Powertrain Control Module Location
      • Programming
        • Crankshaft Position Sensor
        • Engine Oil Life Reset
        • Powertrain Control Module
          • Notes
          • Remote Programming
          • Off-Board Programming
        • Theft Deterrent Password Learn Procedure
          • With Standard Key
          • With Transponder Key
      • Inspection/Maintenance Procedures
        • Drive Cycles
        • Inspection/Maintenance System Check
          • Description
          • Conditions for Updating I/M System Status
          • Monitored Emission Control Systems
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Complete System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Catalyst System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Evaporative Emission System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Heated Oxygen Sensor Heater System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
      • Summary
      • Diagnostic Trouble Code Definitions
      • Component Locations
      • Connector Identification
      • System Tests
        • Malfunction Indicator Lamp Inoperative
          • Notes
          • Description
          • MIL Operation
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Malfunction Indicator Lamp Always On
          • Notes
          • Description
          • MIL Operation
          • Test Description
          • Diagnostic Procedure
      • Diagnostic Tests
        • Notes
        • DTC P0013: Camshaft Position Actuator Solenoid Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0014: Cam Phaser Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0105: Map System Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0107: Map Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0108: Map Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0112: IAT Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0113: IAT Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0116: ECT Sensor Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0117: ECT Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0118: ECT Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0122: TP Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0123: TP Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0128: ECT Less Than Thermostat Regulating Temperature
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0130: Closed Loop Rationality
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting The DTC
          • Action Taken When the DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0131: Ho2S Circuit - Low Voltage - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0132: Ho2S Circuit - High Voltage - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0133: Ho2S Circuit - Slow Response - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0134: Ho2S Circuit - Insufficient Activity - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0135 & P0141: Ho2S Heater Circuit - Sensors 1 & 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0137: Ho2S Circuit - Low Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P0138: Ho2S Circuit - High Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0140: Ho2S Circuit - Insufficient Activity - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0171: Fuel Trim System Lean
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0172: Fuel Trim System Rich
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0201-P0206: Fuel Injector Control Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0300: Engine Misfire Detected
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0301-P0306: Engine Misfire Detected In Cylinder No. 1-6
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0326: Knock Sensor Module Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0327 & P0332: Knock Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0335: Crankshaft Position Sensor Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0336: Crankshaft Position Sensor Circuit Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0340: Camshaft Position Sensor
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0341: Camshaft Position Sensor Circuit Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0420: TWC System - Low Efficiency
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0440: EVAP System - Large Leak
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0442: EVAP System - Small Leak
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0446: EVAP Vent Valve Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0452: Fuel Tank Pressure Sensor - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0453: Fuel Tank Pressure Sensor - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0502: Vehicle Speed Sensor Low Output
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0503: Vehicle Speed Sensor Erratic
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0506: Idle Control System - Low Rpm
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0507: Idle Control System - High Rpm
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681 & P1683: Pcm Memory
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0705: Transmission Range Switch
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0719: Brake Switch Circuit - Low Input
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0724: Brake Switch Circuit - High Input
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1120: TP Sensor Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Diagnostic Procedures
        • DTC P1133: Ho2S Circuit - Insufficient Switching - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1137: Ho2S Circuit - Low Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1138: Ho2S Circuit - High Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1171: Lean Exhaust Under Heavy Load
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1220: Throttle Position Sensor 2 - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1221: Excessive Difference Between Throttle Position Sensors
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1271: Excessive Difference Between Accelerator Pedal Position Sensors
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1275: Accelerator Pedal Position Circuit - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1280: Accelerator Pedal Position Circuit - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1336: Crankshaft System Variation Not Learned
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1345: Crankshaft/Camshaft Position Sensor Correlation
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1380: EBCM DTC Detected Rough Road Data Unstable
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1381: Misfire Detected - No EBCM/Pcm Serial Data
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1441: EVAP System Flow During Non-Purge
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1512: Command Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1514: Airflow Rate Excessive
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1515: Predicted Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1516: Predicted Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1523: Throttle Rest Position
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1633: Ignition 0 Voltage Low
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1635: 5-Volt Reference A Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1639: 5-Volt Reference B Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1682: Ignition 1 Voltage Low
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
    • Engine Controls - Basic Diagnostic Procedures
      • Model Identification
      • Introduction
      • Preliminary Inspection & Adjustments
        • Visual Inspection
        • Mechanical Inspection
          • Compression
          • Exhaust System Backpressure
          • Diagnosis
      • No-Start Diagnosis
        • Notes
        • No-Start - Engine Cranks Okay (2.2L SONOMA & S10 Pickup)
          • Preliminary Checks
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (2.2L VUE)
          • Notes
          • Preliminary Checks
          • Diagnostic Procedures
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (3.0L VUE)
          • Notes
          • Preliminary Checks
          • Diagnostic Procedures
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (3.4L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (4.2L)
          • Description
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Astro, Blazer, Jimmy CANADIAN, Safari, SONOMA & S10 Pickup)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Chevy Express & SAVANA)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Sierra & SILVERADO)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.8L, 5.3L & 6.0L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (5.0L & 5.7L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (6.5L Diesel)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (6.6L Diesel)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (8.1L)
          • Notes
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Basic Fuel System Checks (CNG)
        • Fuel System Pressure Release
      • Basic Fuel System Checks (Diesel)
      • Basic Fuel System Checks (Gasoline)
        • Fuel System Pressure Release
        • Fuel System Pressure Test (2.2L & 3.0L VUE)
        • Fuel System Pressure Test (2.2L SONOMA & S10 Pickup)
          • Diagnostic Procedure
        • Fuel System Pressure Test (3.4L)
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.2L)
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.3L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.8L, 5.3L, 6.0L & 8.1L)
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (5.0L & 5.7L)
          • Symptom Description
          • Test Description
          • Diagnostic Procedure
      • Basic Ignition System Checks
      • Idle Speed & Ignition Timing (Gasoline)
      • Idle Speed & Injection Pump Timing (Diesel)
      • Summary
    • Engine Controls - Strategy Based Engine Diagnosis
      • Strategy Based Diagnosis
    • Engine Controls - System & Component Testing
      • Model Identification
      • Introduction
      • Air Induction Systems
        • Turbocharger (6.5L & 6.6L Diesel)
      • Computerized Engine Controls
        • Pcm Power & Ground Check
          • Notes
          • Ground Circuits
          • Power Circuits
          • PCM Harness Resistance
      • Engine Sensors & Switches
        • Notes
        • Barometric Pressure Sensor
        • Camshaft Position Sensor
        • Crankshaft Position Sensor
        • Engine Coolant Temperature Sensor
        • Engine Oil Level Switch
        • Fuel Composition Sensor
        • Fuel Tank Pressure Sensor
        • Heated Oxygen Sensor No. 1
        • Heated Oxygen Sensor No. 2
        • Intake Air Temperature Sensor
        • Knock Sensor
        • Manifold Absolute Pressure Sensor (3.4L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • Manifold Absolute Pressure Sensor (Except 3.4L)
        • Mass Airflow Sensor
        • Throttle Position Sensor
        • Transmission Range Switch
        • Vehicle Speed Sensor
      • Motors, Relays & Solenoids
        • Notes
        • A/C Compressor Clutch Relay
        • Fuel Lock-Off Relay (Bi-Fuel & CNG)
        • Fuel Pump Relay (Bi-Fuel & CNG)
        • Fuel Pump Relay (Gasoline)
        • Glow Plug Relay
        • Idle Air Control Valve
        • Ignition Relay
        • Torque Converter Clutch Solenoid
      • Fuel System (Bi-Fuel & CNG)
        • Notes
        • Alternative Fuel Pump Relay
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Diagnosis (Bi-Fuel & CNG)
          • Notes
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Lock-Off Relay
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Unwanted Switch To Gasoline (Bi-Fuel Only)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Fuel Indicator Light Always On - Alternative Fuels
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Circuit Diagnosis (Bi-Fuel & CNG)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Coil Test (Bi-Fuel & CNG)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Balance Test With Special Tool
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Gauge Inaccurate Or Inoperative - Alternative Fuels
          • Notes
          • Circuit Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Fuel System (Diesel)
        • Notes
        • Fuel Heater Inoperative Diagnosis (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Heater Always On Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Heater Inoperative Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injection Nozzle Diagnosis (6.5L)
          • Notes
          • Test Description
          • Injector Balance Test
          • Nozzle Opening Pressure Test
          • Nozzle Leak Test
        • Fuel Injector Balance Test With Tech 2 (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Leaks Inside Of Engine (6.6L)
        • Fuel Leaks Outside Of Engine (6.6L)
        • Fuel Return System Diagnosis (6.6L)
          • Notes
          • From Engine To Tank
          • From Engine To Injector Spill Lines
        • Fuel System Diagnosis - Cab & Chassis (6.6L)
          • Notes
          • Preliminary Checks
          • Fuel System Air Leak Check
        • Fuel System Diagnosis - Pickup (6.6L)
          • Notes
          • Preliminary Checks
          • Fuel System Air Leak Check
        • Fuel System Diagnosis - High Pressure Side (6.6L)
          • Notes
          • Diagnostic Procedure
          • Fuel Pressure Regulator Graphing
        • Fuel Tank Leak Test (6.5L & 6.6L)
          • Preliminary Checks
          • Diagnostic Procedure
        • Glow Plug System Diagnosis (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Glow Plug System Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Ignition (Glow Plug) Relay (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Always On (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Inoperative (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Always On (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Inoperative (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Water-In-Fuel Draining Procedure (6.6L)
      • Fuel System (Gasoline)
        • Fuel Injector Balance Test With Special Tool (2.2L SONOMA & S10 Pickup)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (3.4L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.2L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.3L VIN W & X)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.8L, 5.3L & 6.0L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (5.0L & 5.7L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (8.1L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (2.2L SONOMA & S10 Pickup)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.3L VIN W & X)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (5.0L & 5.7L)
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Circuit Diagnosis (2.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Circuit Diagnosis (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Circuit Diagnosis (4.3L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (2.2L SONOMA & S10 Pickup)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.3L VIN W & X)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Pump Relay (All Except 2.2L & 3.0L VUE, 3.4L, 5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Pump Relay (2.2L & 3.0L VUE)
        • Fuel Pump Relay (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Pump Relay (5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test
      • Idle Control System
        • Notes
        • Idle Air Control System Diagnosis
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Ignition System
        • Notes
        • Electronic Ignition System Diagnosis (2.2L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (3.4L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
        • Electronic Ignition System Diagnosis (4.2L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (4.3L, 5.0L & 5.7L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (4.8L, 5.3L, 6.0L & 8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Ignition Relay Diagnosis (3.4L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (4.3L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (5.7L Bi-Fuel)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (8.1L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
      • Emission Systems & Sub-Systems (Gasoline)
        • Notes
        • Air Injection
          • Electric AIR Pump
        • Exhaust Gas RECIRCULATION
        • Fuel Evaporation
          • Notes
          • EVAP Control System Diagnosis
        • Evaporative Emission System Cleaning
          • Notes
          • Inspection Procedure
          • Cleaning Procedure
        • Fuel Tank Leak Test
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • Positive Crankcase Ventilation
          • Required Service
          • Checking PCV Valve Function
      • Emission Systems & Sub-Systems (Diesel)
        • Notes
        • Crankcase Depression Regulator Valve (6.5L)
        • Positive Crankcase Ventilation (6.6L)
        • Exhaust Gas RECIRCULATION
          • EGR Valve Check
          • Exhaust Gas Recirculation System Cleaning
        • EGR Valve Vacuum Pump (6.5L)
          • Diagnostic Procedure
      • Miscellaneous Controls
        • Notes
        • A/C Compressor Clutch Controls
        • Electric Cooling Fan Control
        • Transmission
      • Component Locations
        • 2.2L (VIN 4) "S" Series
        • 3.4L (VIN E) "A" & "B" Series
        • 3.4L (VIN E) "U" Series
        • 4.2L (VIN S) "S" & "T" Series
        • 4.3L (VIN W) "C" & "K" Series
        • 4.3L (VIN W) "G" Series
        • 4.3L (VIN W) "L" & "M" Series
        • 4.3L (VIN W) "S" & "T" Series
        • 4.8L (VIN V), 5.3L (VIN T & Z), & 6.0L (VIN U) "C" & "K" Series
        • 5.0L (VIN M) & 5.7L (VIN R) "G" Series
        • 6.5L (VIN F) "C" Series
        • 6.5L (VIN F) "G" Series
        • 6.6L (VIN 1) "C" & "K" Series
        • 8.1L (VIN G) "C" & "K" Series
        • 8.1L (VIN G) "G" Series
    • Engine Controls - Trouble Shooting - No Codes
      • Introduction
      • Preliminary Inspection
      • Symptoms (Gasoline)
        • Notes
        • Symptom Diagnosis
        • Detonation/Spark Knock
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Backfires
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Cuts Out, Misses
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Dieseling/Run-On
          • Symptom Definition
          • Possible Causes & Corrections
        • Hard Start
          • Symptom Definition
          • Possible Causes & Corrections
        • Hesitation, Sag Or Stumble
          • Symptom Definition
          • Possible Causes & Corrections
        • Lack Of Power Or Sluggish
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Economy
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Fill Quality
          • Symptom Definition
          • Possible Cause & Correction
          • Cause & Correction
        • Rough, Unstable Or Incorrect Idle And Stalling
          • Symptom Definition
          • Possible Causes & Corrections
        • Vehicle Surges Or CHUGGLES
          • Symptom Definition
          • Possible Causes & Corrections
      • Symptoms (Diesel)
        • Notes
        • Symptom Diagnosis
        • Cuts Out &/Or Misses
          • Symptom Definition
          • Possible Causes & Corrections
        • Excessive Smoke
          • Symptom Definition
          • Possible Causes & Corrections
        • Fuel Knock/Combustion Noise
          • Symptom Definition
          • Possible Causes & Corrections
        • Fuel Leaks Or Fuel Smell
        • Hard Start
          • Symptom Definition
          • Possible Causes & Corrections
        • Hesitation, Sag &/Or Stumble
          • Symptom Definition
          • Possible Causes & Corrections
        • Lack Of Power, Sluggishness Or Sponginess
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Economy
          • Symptom Definition
          • Possible Causes & Corrections
        • Rough, Unstable, Or Incorrect Idle & Stalling
          • Symptom Definition
          • Possible Causes & Corrections
        • Surge &/Or CHUGGLE
          • Symptom Definition
          • Possible Causes & Corrections
      • Turbocharger Trouble Shooting
        • Symptoms
        • Probable Causes
      • INTERMITTENTS
        • Notes
        • Preliminary
        • Harness Or Connector INTERMITTENTS
        • Electrical Connections Or Wiring
        • Control Module Power & Grounds, & Component Power & Grounds
        • Temperature Sensitivity
        • Electromagnetic Interference (EMI) & Electrical Noise
        • Incorrect Pcm Programming
        • Duplicating Failure Conditions
        • Scan Tool Snapshot
        • Vehicle Data Recorder
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
  • Testing & Diagnosis
    • Engine Control System - Self-Diagnostics - 4.2L
      • Model Identification
      • Introduction
      • Self-Diagnostic System
        • On-Board Diagnostics
          • Notes
          • Code Types
          • Freeze Frame/Failure Records
          • Monitors
        • Intermittent Conditions
          • Notes
          • Preliminary
          • Harness or Connector Intermittents
          • Electrical Connections or Wiring
          • Control Module Power & Grounds, & Component Power & Grounds
          • Temperature Sensitivity
          • Electromagnetic Interference (EMI) and Electrical Noise
          • Incorrect PCM Programming
          • Duplicating Failure Conditions
          • Scan Tool Snapshot
          • Vehicle Data Recorder
        • Diagnostic Procedure
        • Retrieving Diagnostic Trouble Codes
        • Diagnostic System Check - Engine Controls
          • Description
          • Test Description
          • Diagnostic Procedures
        • Clearing Diagnostic Trouble Codes
          • Notes
          • Scan Tool
          • Disconnect Battery
          • Warm-up Cycles
        • Scan Tool Usage
          • Notes
          • Scan Tool Display
        • Powertrain Control Module Location
      • Programming
        • Crankshaft Position Sensor
        • Engine Oil Life Reset
        • Powertrain Control Module
          • Notes
          • Remote Programming
          • Off-Board Programming
        • Theft Deterrent Password Learn Procedure
          • With Standard Key
          • With Transponder Key
      • Inspection/Maintenance Procedures
        • Drive Cycles
        • Inspection/Maintenance System Check
          • Description
          • Conditions for Updating I/M System Status
          • Monitored Emission Control Systems
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Complete System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Catalyst System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Evaporative Emission System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
        • Inspection/Maintenance Heated Oxygen Sensor Heater System Set Procedure
          • Description
          • Conditions for Running
          • Test Description
          • Procedure
          • Diagnostic Aids
      • Summary
      • Diagnostic Trouble Code Definitions
      • Component Locations
      • Connector Identification
      • System Tests
        • Malfunction Indicator Lamp Inoperative
          • Notes
          • Description
          • MIL Operation
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Malfunction Indicator Lamp Always On
          • Notes
          • Description
          • MIL Operation
          • Test Description
          • Diagnostic Procedure
      • Diagnostic Tests
        • Notes
        • DTC P0013: Camshaft Position Actuator Solenoid Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0014: Cam Phaser Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0105: Map System Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0107: Map Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0108: Map Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0112: IAT Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0113: IAT Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0116: ECT Sensor Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0117: ECT Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0118: ECT Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0122: TP Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0123: TP Sensor Circuit - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0128: ECT Less Than Thermostat Regulating Temperature
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0130: Closed Loop Rationality
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting The DTC
          • Action Taken When the DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0131: Ho2S Circuit - Low Voltage - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0132: Ho2S Circuit - High Voltage - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0133: Ho2S Circuit - Slow Response - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0134: Ho2S Circuit - Insufficient Activity - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0135 & P0141: Ho2S Heater Circuit - Sensors 1 & 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0137: Ho2S Circuit - Low Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P0138: Ho2S Circuit - High Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0140: Ho2S Circuit - Insufficient Activity - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0171: Fuel Trim System Lean
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0172: Fuel Trim System Rich
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0201-P0206: Fuel Injector Control Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0300: Engine Misfire Detected
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0301-P0306: Engine Misfire Detected In Cylinder No. 1-6
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0326: Knock Sensor Module Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0327 & P0332: Knock Sensor Circuit - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0335: Crankshaft Position Sensor Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0336: Crankshaft Position Sensor Circuit Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0340: Camshaft Position Sensor
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0341: Camshaft Position Sensor Circuit Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0420: TWC System - Low Efficiency
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL or DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0440: EVAP System - Large Leak
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0442: EVAP System - Small Leak
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0446: EVAP Vent Valve Performance
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0452: Fuel Tank Pressure Sensor - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0453: Fuel Tank Pressure Sensor - High Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0502: Vehicle Speed Sensor Low Output
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0503: Vehicle Speed Sensor Erratic
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0506: Idle Control System - Low Rpm
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0507: Idle Control System - High Rpm
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681 & P1683: Pcm Memory
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P0705: Transmission Range Switch
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedures
        • DTC P0719: Brake Switch Circuit - Low Input
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0724: Brake Switch Circuit - High Input
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1120: TP Sensor Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing the MIL/DTC
          • Diagnostic Procedures
        • DTC P1133: Ho2S Circuit - Insufficient Switching - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1137: Ho2S Circuit - Low Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1138: Ho2S Circuit - High Voltage - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1171: Lean Exhaust Under Heavy Load
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1220: Throttle Position Sensor 2 - Low Voltage
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1221: Excessive Difference Between Throttle Position Sensors
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1271: Excessive Difference Between Accelerator Pedal Position Sensors
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1275: Accelerator Pedal Position Circuit - Sensor 1
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1280: Accelerator Pedal Position Circuit - Sensor 2
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1336: Crankshaft System Variation Not Learned
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1345: Crankshaft/Camshaft Position Sensor Correlation
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1380: EBCM DTC Detected Rough Road Data Unstable
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1381: Misfire Detected - No EBCM/Pcm Serial Data
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1441: EVAP System Flow During Non-Purge
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1512: Command Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1514: Airflow Rate Excessive
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1515: Predicted Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1516: Predicted Vs. Actual Throttle Position Correlation Error
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1523: Throttle Rest Position
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • DTC P1633: Ignition 0 Voltage Low
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1635: 5-Volt Reference A Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1639: 5-Volt Reference B Circuit
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
        • DTC P1682: Ignition 1 Voltage Low
          • Notes
          • Description
          • Conditions For Running DTC
          • Conditions For Setting DTC
          • Action Taken When DTC Sets
          • Conditions For Clearing MIL/DTC
          • Diagnostic Procedures
    • Engine Controls - Basic Diagnostic Procedures
      • Model Identification
      • Introduction
      • Preliminary Inspection & Adjustments
        • Visual Inspection
        • Mechanical Inspection
          • Compression
          • Exhaust System Backpressure
          • Diagnosis
      • No-Start Diagnosis
        • Notes
        • No-Start - Engine Cranks Okay (2.2L SONOMA & S10 Pickup)
          • Preliminary Checks
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (2.2L VUE)
          • Notes
          • Preliminary Checks
          • Diagnostic Procedures
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (3.0L VUE)
          • Notes
          • Preliminary Checks
          • Diagnostic Procedures
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (3.4L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (4.2L)
          • Description
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Astro, Blazer, Jimmy CANADIAN, Safari, SONOMA & S10 Pickup)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Chevy Express & SAVANA)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.3L - Sierra & SILVERADO)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • No-Start - Engine Cranks Okay (4.8L, 5.3L & 6.0L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (5.0L & 5.7L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (6.5L Diesel)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (6.6L Diesel)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • No-Start - Engine Cranks Okay (8.1L)
          • Notes
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Basic Fuel System Checks (CNG)
        • Fuel System Pressure Release
      • Basic Fuel System Checks (Diesel)
      • Basic Fuel System Checks (Gasoline)
        • Fuel System Pressure Release
        • Fuel System Pressure Test (2.2L & 3.0L VUE)
        • Fuel System Pressure Test (2.2L SONOMA & S10 Pickup)
          • Diagnostic Procedure
        • Fuel System Pressure Test (3.4L)
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.2L)
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.3L)
          • Preliminary Checks
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (4.8L, 5.3L, 6.0L & 8.1L)
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test (5.0L & 5.7L)
          • Symptom Description
          • Test Description
          • Diagnostic Procedure
      • Basic Ignition System Checks
      • Idle Speed & Ignition Timing (Gasoline)
      • Idle Speed & Injection Pump Timing (Diesel)
      • Summary
    • Engine Controls - Strategy Based Engine Diagnosis
      • Strategy Based Diagnosis
    • Engine Controls - System & Component Testing
      • Model Identification
      • Introduction
      • Air Induction Systems
        • Turbocharger (6.5L & 6.6L Diesel)
      • Computerized Engine Controls
        • Pcm Power & Ground Check
          • Notes
          • Ground Circuits
          • Power Circuits
          • PCM Harness Resistance
      • Engine Sensors & Switches
        • Notes
        • Barometric Pressure Sensor
        • Camshaft Position Sensor
        • Crankshaft Position Sensor
        • Engine Coolant Temperature Sensor
        • Engine Oil Level Switch
        • Fuel Composition Sensor
        • Fuel Tank Pressure Sensor
        • Heated Oxygen Sensor No. 1
        • Heated Oxygen Sensor No. 2
        • Intake Air Temperature Sensor
        • Knock Sensor
        • Manifold Absolute Pressure Sensor (3.4L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • Manifold Absolute Pressure Sensor (Except 3.4L)
        • Mass Airflow Sensor
        • Throttle Position Sensor
        • Transmission Range Switch
        • Vehicle Speed Sensor
      • Motors, Relays & Solenoids
        • Notes
        • A/C Compressor Clutch Relay
        • Fuel Lock-Off Relay (Bi-Fuel & CNG)
        • Fuel Pump Relay (Bi-Fuel & CNG)
        • Fuel Pump Relay (Gasoline)
        • Glow Plug Relay
        • Idle Air Control Valve
        • Ignition Relay
        • Torque Converter Clutch Solenoid
      • Fuel System (Bi-Fuel & CNG)
        • Notes
        • Alternative Fuel Pump Relay
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Diagnosis (Bi-Fuel & CNG)
          • Notes
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Lock-Off Relay
          • System Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Unwanted Switch To Gasoline (Bi-Fuel Only)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Fuel Indicator Light Always On - Alternative Fuels
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Circuit Diagnosis (Bi-Fuel & CNG)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Coil Test (Bi-Fuel & CNG)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Balance Test With Special Tool
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Gauge Inaccurate Or Inoperative - Alternative Fuels
          • Notes
          • Circuit Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Fuel System (Diesel)
        • Notes
        • Fuel Heater Inoperative Diagnosis (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Heater Always On Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Heater Inoperative Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injection Nozzle Diagnosis (6.5L)
          • Notes
          • Test Description
          • Injector Balance Test
          • Nozzle Opening Pressure Test
          • Nozzle Leak Test
        • Fuel Injector Balance Test With Tech 2 (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Leaks Inside Of Engine (6.6L)
        • Fuel Leaks Outside Of Engine (6.6L)
        • Fuel Return System Diagnosis (6.6L)
          • Notes
          • From Engine To Tank
          • From Engine To Injector Spill Lines
        • Fuel System Diagnosis - Cab & Chassis (6.6L)
          • Notes
          • Preliminary Checks
          • Fuel System Air Leak Check
        • Fuel System Diagnosis - Pickup (6.6L)
          • Notes
          • Preliminary Checks
          • Fuel System Air Leak Check
        • Fuel System Diagnosis - High Pressure Side (6.6L)
          • Notes
          • Diagnostic Procedure
          • Fuel Pressure Regulator Graphing
        • Fuel Tank Leak Test (6.5L & 6.6L)
          • Preliminary Checks
          • Diagnostic Procedure
        • Glow Plug System Diagnosis (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Glow Plug System Diagnosis (6.6L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Ignition (Glow Plug) Relay (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Always On (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Inoperative (6.5L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Always On (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Water-In-Fuel Light Inoperative (6.6L)
          • Notes
          • Circuit Description
          • Diagnostic Procedure
        • Water-In-Fuel Draining Procedure (6.6L)
      • Fuel System (Gasoline)
        • Fuel Injector Balance Test With Special Tool (2.2L SONOMA & S10 Pickup)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (3.4L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.2L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.3L VIN W & X)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (4.8L, 5.3L & 6.0L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (5.0L & 5.7L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Special Tool (8.1L)
          • Notes
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (2.2L SONOMA & S10 Pickup)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.3L VIN W & X)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (5.0L & 5.7L)
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Balance Test With Tech 2 (8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Injector Circuit Diagnosis (2.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Circuit Diagnosis (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Circuit Diagnosis (4.3L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (2.2L SONOMA & S10 Pickup)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.2L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.3L VIN W & X)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Injector Coil Test (8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Pump Relay (All Except 2.2L & 3.0L VUE, 3.4L, 5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel Pump Relay (2.2L & 3.0L VUE)
        • Fuel Pump Relay (3.4L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Fuel Pump Relay (5.0L & 5.7L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Fuel System Pressure Test
      • Idle Control System
        • Notes
        • Idle Air Control System Diagnosis
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Ignition System
        • Notes
        • Electronic Ignition System Diagnosis (2.2L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (3.4L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
        • Electronic Ignition System Diagnosis (4.2L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (4.3L, 5.0L & 5.7L)
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Electronic Ignition System Diagnosis (4.8L, 5.3L, 6.0L & 8.1L)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Ignition Relay Diagnosis (3.4L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (4.3L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (4.8L, 5.3L & 6.0L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (5.7L Bi-Fuel)
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
        • Ignition Relay Diagnosis (8.1L)
          • Notes
          • Circuit Description
          • Diagnostic Aids
          • Test Description
          • Diagnostic Procedure
      • Emission Systems & Sub-Systems (Gasoline)
        • Notes
        • Air Injection
          • Electric AIR Pump
        • Exhaust Gas RECIRCULATION
        • Fuel Evaporation
          • Notes
          • EVAP Control System Diagnosis
        • Evaporative Emission System Cleaning
          • Notes
          • Inspection Procedure
          • Cleaning Procedure
        • Fuel Tank Leak Test
          • Notes
          • Description
          • Test Description
          • Diagnostic Procedures
          • Diagnostic Aids
        • Positive Crankcase Ventilation
          • Required Service
          • Checking PCV Valve Function
      • Emission Systems & Sub-Systems (Diesel)
        • Notes
        • Crankcase Depression Regulator Valve (6.5L)
        • Positive Crankcase Ventilation (6.6L)
        • Exhaust Gas RECIRCULATION
          • EGR Valve Check
          • Exhaust Gas Recirculation System Cleaning
        • EGR Valve Vacuum Pump (6.5L)
          • Diagnostic Procedure
      • Miscellaneous Controls
        • Notes
        • A/C Compressor Clutch Controls
        • Electric Cooling Fan Control
        • Transmission
      • Component Locations
        • 2.2L (VIN 4) "S" Series
        • 3.4L (VIN E) "A" & "B" Series
        • 3.4L (VIN E) "U" Series
        • 4.2L (VIN S) "S" & "T" Series
        • 4.3L (VIN W) "C" & "K" Series
        • 4.3L (VIN W) "G" Series
        • 4.3L (VIN W) "L" & "M" Series
        • 4.3L (VIN W) "S" & "T" Series
        • 4.8L (VIN V), 5.3L (VIN T & Z), & 6.0L (VIN U) "C" & "K" Series
        • 5.0L (VIN M) & 5.7L (VIN R) "G" Series
        • 6.5L (VIN F) "C" Series
        • 6.5L (VIN F) "G" Series
        • 6.6L (VIN 1) "C" & "K" Series
        • 8.1L (VIN G) "C" & "K" Series
        • 8.1L (VIN G) "G" Series
    • Engine Controls - Trouble Shooting - No Codes
      • Introduction
      • Preliminary Inspection
      • Symptoms (Gasoline)
        • Notes
        • Symptom Diagnosis
        • Detonation/Spark Knock
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Backfires
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Cuts Out, Misses
          • Symptom Definition
          • Possible Causes & Corrections
        • Engine Dieseling/Run-On
          • Symptom Definition
          • Possible Causes & Corrections
        • Hard Start
          • Symptom Definition
          • Possible Causes & Corrections
        • Hesitation, Sag Or Stumble
          • Symptom Definition
          • Possible Causes & Corrections
        • Lack Of Power Or Sluggish
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Economy
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Fill Quality
          • Symptom Definition
          • Possible Cause & Correction
          • Cause & Correction
        • Rough, Unstable Or Incorrect Idle And Stalling
          • Symptom Definition
          • Possible Causes & Corrections
        • Vehicle Surges Or CHUGGLES
          • Symptom Definition
          • Possible Causes & Corrections
      • Symptoms (Diesel)
        • Notes
        • Symptom Diagnosis
        • Cuts Out &/Or Misses
          • Symptom Definition
          • Possible Causes & Corrections
        • Excessive Smoke
          • Symptom Definition
          • Possible Causes & Corrections
        • Fuel Knock/Combustion Noise
          • Symptom Definition
          • Possible Causes & Corrections
        • Fuel Leaks Or Fuel Smell
        • Hard Start
          • Symptom Definition
          • Possible Causes & Corrections
        • Hesitation, Sag &/Or Stumble
          • Symptom Definition
          • Possible Causes & Corrections
        • Lack Of Power, Sluggishness Or Sponginess
          • Symptom Definition
          • Possible Causes & Corrections
        • Poor Fuel Economy
          • Symptom Definition
          • Possible Causes & Corrections
        • Rough, Unstable, Or Incorrect Idle & Stalling
          • Symptom Definition
          • Possible Causes & Corrections
        • Surge &/Or CHUGGLE
          • Symptom Definition
          • Possible Causes & Corrections
      • Turbocharger Trouble Shooting
        • Symptoms
        • Probable Causes
      • INTERMITTENTS
        • Notes
        • Preliminary
        • Harness Or Connector INTERMITTENTS
        • Electrical Connections Or Wiring
        • Control Module Power & Grounds, & Component Power & Grounds
        • Temperature Sensitivity
        • Electromagnetic Interference (EMI) & Electrical Noise
        • Incorrect Pcm Programming
        • Duplicating Failure Conditions
        • Scan Tool Snapshot
        • Vehicle Data Recorder
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
  • Theory and Operation
    • Engine Controls - Theory & Operation
      • Model Identification
      • Introduction
      • Air Induction Systems
        • Airflow Sensing
          • Speed Density
        • Turbocharger (6.5L & 6.6L Diesel)
      • Computerized Engine Controls (Gasoline Engines)
        • Notes
        • Powertrain Control Module & Vehicle Control Module
          • Notes
          • Arithmetic Logic Unit
          • Central Processing Unit
          • Memories
          • Power Supply
        • Input Devices
          • Notes
          • Air Conditioning (A/C) On/Request Signal
          • Battery Voltage
          • Brake Switch Feedback
          • Camshaft Position Sensor (Except 3.0L, 3.4L & 4.2L)
          • Camshaft Position Sensor (3.0L)
          • Camshaft Position Sensor (3.4L)
          • Camshaft Position Sensor (4.2L)
          • Cranking Signal
          • Crankshaft Position Sensor
          • Digital Ratio Adapter Controller
          • Engine Coolant Temperature Sensor
          • Exhaust Gas Recirculation Pintle Position Sensor
          • Fuel Pump Feedback
          • Gear Switches
          • Intake Air Temperature Sensor
          • Knock Sensor
          • Manifold Absolute Pressure Sensor
          • Oxygen Sensor
          • Park/Neutral Position Switch
          • Throttle Position Sensor
          • Transmission Fluid Pressure Switch
          • Transmission Fluid Temperature Sensor
          • Vehicle Speed Sensor
        • Output Signals
          • Notes
          • A/C Clutch Relay
          • Cruise Control Stepper Motor
          • EGR System
          • Electronic Ignition
          • Fuel Injectors
          • Fuel Pump & Fuel Pump Relay
          • Idle Air Control Valve
          • Malfunction Indicator Light
          • Self-Diagnostics
          • Serial Data
          • Shift Solenoids (Electronic Transmission)
          • Torque Converter Clutch
          • Transmission Shift Light (Manual Transmission)
      • Computerized Engine Controls (Diesel Engines)
        • Notes
        • Powertrain Control Module
          • Notes
          • Memories
        • Input Devices
          • Notes
          • Accelerator Pedal Position Sensor
          • Barometric Absolute Pressure Sensor
          • Boost Sensor
          • Crankshaft Position Sensor (57X Signal)
          • Engine Coolant Temperature Sensor
          • Fuel Temperature Sensor
          • Injection Pump Cam Signal
          • Intake Air Temperature Sensor
          • Transmission Fluid Temperature Sensor
          • Vehicle Speed Sensor
        • Output Signals
          • Notes
          • Cruise Control Stepper Motor
          • Exhaust Gas Recirculation System
          • Fuel Solenoid
          • Glow Plug Relay
          • Injector Timing Stepper Motor
          • Torque Converter Clutch
          • Transmission Shift Light (Manual Transmission)
          • Turbo Boost Relay (6.5L Turbo)
          • Wastegate Solenoid (6.5L Turbo)
      • Fuel Systems (Diesel Engines)
        • Fuel Delivery
          • Fuel Injection Pump
        • Fuel Control
          • Notes
          • Fuel System Operating Modes
        • Idle Speed
          • Curb Idle Speed
          • Fast Idle Speed
      • Fuel Systems (Gasoline Engines)
        • Fuel Delivery
          • Fuel Pressure Regulator (CSFI)
          • Fuel Pressure Regulator (SFI)
          • Fuel Pump
          • Fuel Pump Relay
        • Fuel Control
          • Notes
          • Central Sequential Fuel Injection (CSFI) Assembly
          • Closed Loop Mode
          • Fuel System Operating Modes
          • Open Loop Mode
          • Sequential Fuel Injection (SFI) System
        • Idle Speed
          • Notes
          • Idle Air Control Valve (IAC)
      • Ignition Systems (Gasoline Engines)
        • Description
          • Electronic Ignition (EI) System
          • High Voltage Switch Ignition System
          • Ignition Timing Control
      • Emission Systems (Gasoline Engines)
        • Catalytic Converter
        • Evaporative Emission System
          • Notes
          • Carbon Canister
          • Canister Purge Control Solenoid (CPCS)
        • Exhaust Gas RECIRCULATION
        • Positive Crankcase Ventilation
        • Secondary Air Injection System
      • Emission Systems (Diesel Engines)
        • Exhaust Gas RECIRCULATION
          • Notes
          • EGR Fault Detection
          • EGR Valve
          • EGR Vent/EGR Solenoids
          • Vacuum Pump
        • Crankcase Depression Regulator
      • Self-Diagnostic System
        • Notes
        • Malfunction Indicator Light
        • Serial Data
      • Miscellaneous Controls
        • Notes
        • A/C Clutch
          • Notes
          • A/C Pressure Switches
        • Cooling Fan Control
        • Cruise Control
        • Transmission
          • Torque Converter Clutch (TCC)
          • Electronic Transmission
          • Shift Up Indicator Light
  • Engine Vacuum Diagrams
    • Model Identification
    • Introduction
    • Emission Control Device Abbreviations
    • Vacuum Hose Diagram(S)
  • Engine Performance Wiring Diagrams
    • Wiring Diagrams
      • ALERO & Grand Am
      • Astro & Safari
      • Aurora
      • Avalanche, Escalade, Escalade Ext, Sierra, SILVERADO, Suburban, TAHOE, YUKON & YUKON XL
      • AZTEK
      • Blazer, Jimmy CANADIAN, SONOMA & S10 Pickup
      • BONNEVILLE & LESABRE
      • BRAVADA, Envoy, Envoy XL & Trailblazer
      • CAMARO & Firebird
      • Cavalier & SUNFIRE
      • Century
      • Chevy Express & SAVANA
      • Corvette
      • DEVILLE
      • ELDORADO
      • Grand PRIX
      • Impala & Monte CARLO
      • Intrigue
      • MALIBU
      • MONTANA, Silhouette & Venture
      • Park Avenue
      • PRIZM
      • Regal
      • SATURN (L Series)
      • SATURN (S Series)
      • SEVILLE
      • Tracker
      • VUE
• General Information
  • Abbreviations
    • Commonly Used Abbreviations - General Information
      • * Please Read This First *
      • "A"
      • "B"
      • "C"
      • "D"
      • "E"
      • "F"
      • "G"
      • "H"
      • "I"
      • "J"
      • "K"
      • "L"
      • "M"
      • "N"
      • "O"
      • "P"
      • "Q"
      • "R"
      • "S"
      • "T"
      • "V"
      • "W"
    • Emission Control Abbreviations
      • "A"
      • "B"
      • "C"
      • "D"
      • "E"
      • "F"
      • "G"
      • "H"
      • "I"
      • "K"
      • "L"
      • "M"
      • "N"
      • "O"
      • "P"
      • "R"
      • "S"
      • "T"
      • "V"
      • "W"
  • Basic Trouble Shooting
    • Basic Trouble Shooting - General Information
      • * Please Read This First *
      • Accessories & Electrical
        • Charging System Trouble Shooting
        • Ignition System Trouble Shooting
        • Starter Trouble Shooting
      • Air Conditioning & Heat
        • Air Conditioning Trouble Shooting
        • Heater System Trouble Shooting
      • Brakes
        • Brake System Trouble Shooting
      • Engine Mechanical
        • Cooling System Trouble Shooting
        • Gasoline Engine - Mechanical Trouble Shooting
      • Engine Performance
        • Carburetor Trouble Shooting:
        • Diesel Engine Trouble Shooting
        • Fuel Injection Trouble Shooting
        • Ignition System Trouble Shooting
        • Starter Trouble Shooting
        • Tune-Up Trouble Shooting - Gas Engine Vehicles
        • Vacuum Pump - Diesel Trouble Shooting
      • Manual Transmission
        • Manual Transmission Trouble Shooting
      • Powertrain
        • Clutch Trouble Shooting
        • Drive Axle - Noise Diagnosis
          • Unrelated Noises
          • Non-Drive Axle Noises
          • Gear Noise
          • Chuckle
          • Knock
          • Clunk
          • Bearing Whine
          • Bearing Rumble
          • Chatter On Turns
          • Axle Shaft Noise
          • Vibration
        • Drive Axle - RWD Trouble Shooting
        • Fwd Axle Shafts & CV Joints Trouble Shooting
      • Steering & Suspension
        • Manual Steering Gear Trouble Shooting
        • Power Steering Trouble Shooting
        • Steering Column Trouble Shooting
        • Suspension Trouble Shooting
        • Wheel Alignment Trouble Shooting
    • Commonly Used Abbreviations - General Information
      • * Please Read This First *
      • "A"
      • "B"
      • "C"
      • "D"
      • "E"
      • "F"
      • "G"
      • "H"
      • "I"
      • "J"
      • "K"
      • "L"
      • "M"
      • "N"
      • "O"
      • "P"
      • "Q"
      • "R"
      • "S"
      • "T"
      • "V"
      • "W"
    • Emission Control Abbreviations
      • "A"
      • "B"
      • "C"
      • "D"
      • "E"
      • "F"
      • "G"
      • "H"
      • "I"
      • "K"
      • "L"
      • "M"
      • "N"
      • "O"
      • "P"
      • "R"
      • "S"
      • "T"
      • "V"
      • "W"
    • Engine Performance - Trouble Shooting - General Information
      • * Please Read This First *
      • Engine Performance
  • Brakes
    • Anti-Lock Brake Safety Precautions - General Information
      • * Please Read This First *
      • Anti-Lock Brake Safety Precautions
    • Map - Brake Systems
      • Brake Systems
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
        • Accelerometers
        • Accumulators
        • Anchor Pins
        • Anti-Lock Brake Control Assembly(Module)
        • Anti-Lock Brake Controller
        • Anti-Lock Brake Systems
        • Axle Seal
        • Backing Plates
        • Bleeder Screw
        • Brake Abs Active Light (Blue)
        • Brake Fluid
        • Brake Friction Material
        • Brake On - Off Switch
        • Brake Pads
        • Brake Pedals
        • Brake Shoe Hardware
        • Brake Shoes
        • Brake Stoplight Switches
        • Brake Warning Light (Amber)
        • Brake Warning Light (Red)
        • Bulb Sockets
        • Bulbs And LEDS
        • Caliper Hardware
        • Caliper Mounting Pin
        • Caliper Piston
        • Caliper Shim
        • Caliper Slider Pin (Bolt) Dust Boot
        • Caliper Slider Pin (Bolt)
        • Calipers
        • Combination Valve
        • Controllers
        • Digital Ratio Axle Controllers And Buffers (Drab And Dram)
        • Disable Switches
        • Drums
        • Electrical Brake Pumps
        • Electrical Park Motor
        • Electrical Pumps And Motors
        • Electro-Magnetic Interference
        • Electronic Brake Control Modulator
        • Electronic Brake Distribution
        • Electronic Brake Traction Control Module
        • Electronic Controllers
        • Electronic Traction Control
        • External Brake Cable
        • Flow Control Valve
        • Fluid Level Sensor Switches
        • Fluid
        • Four Wheel Drive Switches
        • Friction Material
        • G Sensors
        • Gaskets
        • Gravitational Switches
        • Grease Seal
        • Height Sensing Proportioning Valve
        • High Pressure Accumulator
        • Hoses
        • Hub
        • Hydraulic Control Unit
        • Hydraulic Modulators
        • Hydro-Boosters
        • Hydro-Electric Boosters (POWERMASTER)
        • Ignition Disable Switches
        • Lamp Driver Relay
        • Lateral Acceleration Switches
        • LEDS
        • Lenses
        • Low Pressure Accumulator
        • Lug Nut
        • Master Cylinder Cover Gasket
        • Master Cylinders
        • Modulators
        • Motor Pack
        • Motors
        • Pads
        • Parking Brake Cable
        • Parking Brake Mechanism
        • Parking Brake Shoes
        • Parking Brake Switches
        • Parking Brake Systems
        • Pedal Travel Switches
        • Pedals
        • Power Distribution Center
        • POWERMASTER
        • Pressure Differential Switches
        • Pressure Switches
        • Pressure Transducers
        • Proportioning Valve
        • Pumps
        • Relays
        • RELUCTOR (Speed) Ring
        • Rotors
        • Self-Adjusting Systems
        • Shoe Hardware
        • Shoes
        • Sockets
        • Speed Sensor (RELUCTOR) Ring
        • Speed Sensors (Electronic Wheel And Vehicle)
        • Star Wheel
        • Steel Brake Lines
        • Stoplight Switches
        • Stroke Sensor
        • Switches
        • Tires
        • Tone Ring
        • Toothed Rings (Tone Wheel)
        • Traction Control System (TCS)
        • Transfer Tubes
        • Vacuum Boosters
        • Vacuum Hoses
        • Valves
        • Wear Indicator
        • Wheel Attachment Hardware
        • Wheel Bearings, Races And Seals
        • Wheel Cylinders
        • Wiring Harnesses
        • Yaw Rate Sensor
      • Brake System CHECKSHEET
      • Reason Code Explanation
      • Automotive Terminology & Definitions
    • Map - Routine Inspection Reference Guide
      • Routine Inspection Reference Guide
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
        • Maintenance Overview
          • Antifreeze/Coolant
          • Visual Inspection
          • Radiator Cap Test
          • Engine Fan
          • Cooling System Power Flush And Refill
          • Belts (Except Timing Belts)
          • Belt TENSIONER
          • Automatic Transmission Fluid
          • Automatic Transmission Fluid Exchange & Filter Replacement
          • Engine Oil
          • Air Filters
          • Cabin Air Filter
          • Brake Fluid
          • Battery
          • Battery Cables
          • Power Steering
          • Power Steering Fluid
          • Wiper Blades
        • Routine Inspection CHECKSHEET
        • Routine Inspection - UICS
          • Brake Systems
            • Notes
            • Brake Fluid
            • Bulbs And LEDS
            • Hoses
            • Lenses
            • Lug Nut
            • Master Cylinder Cover Gasket
            • Parking Brake Cable
            • Vacuum Hoses
            • Wheel Attachment Hardware
            • Wheel Bearings, Races And Seals
          • Drivetrain And Transmission
            • Notes
            • Automatic Transmission Fluid
            • Clutch Master Cylinders
            • Cooler Lines
            • Coolers
            • Differential Fluid
            • Drain Plugs And Gaskets
            • Filters And Screens
            • Fluids And Lubricants
            • Hoses, Lines, And Tubes
            • Hydraulic Fluid
            • Lubricants
            • Manual Transmission Fluid
            • Mounts (Engine, Transaxle And Transmission)
            • Transfer Case Fluid
            • Vacuum Hoses
          • Electrical Systems
            • Batteries
            • Battery Cables
            • Battery Trays And Hold Down Hardware
            • Bulbs, Sealed Beams And LEDS
            • Fuses, Fusible Links And Circuit Breakers
            • Ground Cables And Straps
            • Ground Straps
            • Lenses
            • Sealed Beams
            • Washer Pumps
            • Wiper Arms And Blades
            • Wiper Hoses And Nozzles
            • Wiper Pump Reservoirs
          • Engine Performance And Maintenance
            • Notes
            • Accessory Belts
            • Air Filter Elements
            • Air Filter Gaskets
            • Air Filter Housings And Gaskets
            • Air Pump Belts
            • Batteries
            • Battery Connectors
            • Belt Idler Assemblies (Accessory And Cam Belts)
            • Belt TENSIONERS (Accessory And Cam Belt)
            • Chemical Engine DECARBONIZATION
            • Combustion Chamber Cleaning
            • Coolant Recovery Tanks
            • Coolant
            • Distributor Caps
            • Distributor Rotors
            • Engine Cooling Systems
            • Engine DECARBONIZATION
            • Engine Oil Drain Plugs And Gaskets
            • Engine Oil Filters And Canisters
            • Engine Oil
            • Fuel Filters
            • Fuel Injector Cleaning
            • Fuel Injectors
            • Fuel System Cleaning Service
            • Hose Clamps
            • Hose Connectors
            • Hose Couplers
            • Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
            • Ignition Wires (Secondary)
            • Intake Cleaning
            • O2 Sensors
            • PCV Breather Elements
            • PCV Valves
            • Radiator Caps And Pressurized Expansion Tank Caps
            • Spark Plugs
            • Thermostats And Housings
            • Throttle Body Cleaning
            • Timing Belts
            • Vacuum Hoses, Tubes And Connections (Non-Metallic)
          • Exhaust Systems
            • Notes
            • Exhaust And Tail Pipes
          • Heating, Ventilation And Air Conditioning Systems
            • Notes
            • Belts
            • Cabin Air Filters
            • Coolant
            • Evaporator Drain Tubes
            • Evaporator Filters
            • In-Line Filters
            • Vacuum Hoses And Tubes
          • Steering And Suspension, Wheel Alignment, Wheels And Tires
            • Notes
            • Hydraulic Hoses
            • Power Steering Belts
            • Power Steering Fluid
            • Power Steering Hoses
            • Shock Absorbers, Strut Cartridges And Strut Assemblies
            • Strut Rods
            • Tire Pressure Monitoring System
            • Tire Pressure Sensors
            • Tires
            • Valve Stems
            • Wheel Attachment Hardware
            • Wheel Bearings, Races And Seals
      • Wheel & Tire Supplement
        • Notes
        • Tires
        • Mounting Tires
        • Vehicle Tire Placard
        • Tire Rotation
        • Wheel Lug Nut Torque & Clamping Force
        • Popular Tire Rotation Patterns
        • Wheels And Rims
        • Tire Pressure Monitoring Systems
        • Wheels & Tires CHECKSHEET
        • Wheel & Tire - UICS
          • Tire Pressure Monitoring System
          • Tire Pressure Sensors
          • Tires
          • Wheel Alignment
          • Wheel Attachment Hardware
          • Wheels (Rims)
      • Reason Code Explanation
      • Automotive Terminology & Definitions
  • Check Lists
    • Symptom Check List Worksheet - General Information
      • * Please Read This First *
      • Purpose
        • Notes
        • Why Use the Symptom Check List Worksheets?
        • Making the Worksheets a Part of Your Normal Routine
      • Symptom Check List Worksheets
        • Condensed Version - All On One Page
        • Full Version - All On Four Pages
        • Individual System-Based Check Lists
  • Computer Relearn Procedures
    • Introduction
      • Body Controls
      • Engine Controls
    • CHRYSLER Corp.
      • A/C Calibration (Caravan, Town & Country, & Voyager)
        • Description
        • Procedure
      • A/C Calibration (CONCORDE, Intrepid & 300M)
      • Body Control Module (CONCORDE, Intrepid, SEBRING Convertible, SEBRING Sedan, Stratus Sedan & 300M)
      • Drive Learn Procedure (DAKOTA - 4.7L, DURANGO - 4.7L & Ram Pickup 1500 - 4.7L)
        • Notes
        • Procedure To Learn A Smooth 1st Neutral To Drive Shift
        • Procedure To Learn A Smooth Neutral To Drive Garage Shift
        • Procedure To Learn The 1st 2-3 Shift After A Restart Or Shift To Reverse
        • Procedure To Learn A Smooth 2-3 & 3-4 Upshift
        • Procedure To Learn A Smooth 4-3 Coastdown & Part Throttle 4-3 Kickdown
        • Procedure To Learn A Smooth 1-2 Upshift & 3-2 Kickdown
        • Procedure To Learn A Smooth Manual 2-1 Pulldown Shift As Well As A Neutral To Reverse Shift
        • Procedure To Learn A Smooth Neutral To Reverse Shift
        • Procedure To Learn A Smooth 4-5 Upshift for 545RFE
      • Engine Control Module Programming (Diesel)
      • Immobilizer System (SEBRING Coupe & Stratus Coupe)
        • Notes
        • Encrypted Code Registration
        • Key ID Registration
      • Instrument Cluster (Ram Van & Ram Wagon)
      • Pinion Factor Procedure
        • Except Concorde, Durango - With NGC, Intrepid & 300M
        • Concorde, Durango - With NGC, Intrepid & 300M
      • Power Liftgate Learn Cycle (Caravan & Town & Country)
        • Description
        • Procedure
      • Power Sliding Door Learn Cycle (Caravan & Town & Country)
        • Description
        • Procedure
      • Powertrain Control Module Programming (Except Ram Pickup 2500 & 3500 - Gasoline, Ram Van & Ram Wagon)
      • Powertrain Control Module Programming (Ram Pickup 2500 & 3500 - Gasoline, Ram Van & Ram Wagon)
      • Sentry Key Immobilizer Module Programming
      • Programming Ignition Keys To Sentry Key Immobilizer Module
        • Using Scan Tool
        • Programming Ignition Keys Using Customer Learn Method
      • Torque Converter Clutch Break-In Procedure (CONCORDE, Intrepid & 300M)
        • Description
        • Break-In Procedure
      • Transmission Shift Quality Quick Learn Procedure (DAKOTA - 4.7L, DURANGO - 4.7L & Ram Pickup 1500 - 4.7L)
      • Transaxle Shift Quality Quick Learn Procedure
      • Vehicle DRIVEABILITY Computer Relearn Procedure
    • Ford Motor Co.
      • Notes
      • Control Module Programming
        • Notes
        • Programmable Module Installation Procedure
        • Steering Column Lock Actuator Module Parameter Reset (LS - Manual Transmission Only)
      • Customer Preferences
      • Instrument Cluster Programming
        • Notes
        • Instrument Cluster Programming Procedure "A"
        • Instrument Cluster Programming Procedure "B"
        • Security Access Procedure
      • Power Sliding Door Initialization (WINDSTAR Only)
      • Programming Powertrain Control Module (All Models)
        • Notes
        • Description
        • Flash Vehicle Identification (VID) Block Procedure
      • Rear Ride Height Initializing Procedure (BLACKWOOD Only)
        • Calibration Procedure
    • General Motors (Cars)
      • Notes
      • Crankshaft Position Sensor System Variation Learn Procedure
        • Alero, Aurora - 4.0L, Bonneville, Cavalier - 2.2L, Century, Corvette, Deville, Eldorado, Grand Am, Grand Prix, Impala, LeSabre, Malibu, Monte Carlo, Park Avenue, Regal, Seville & Sunfire - 2.2L
        • Camaro & Firebird - 3.8L
        • Camaro & Firebird - 5.7L
        • Cavalier & Sunfire - 2.4L
        • Intrigue - 3.5L
        • Saturn - 1.9L
        • Saturn - 2.2L
      • Engine Control Module
        • Saturn - 3.0L
      • Idle Air Control Valve Learn Procedure
        • Deville, Eldorado & Seville
      • Powertrain Control Module
        • Alero - 2.2L, Cavalier, Grand Am - 2.2L, Saturn - 1.9L & Sunfire
        • Remote Programming (Alero - 3.4L, Aurora, Bonneville, Camaro, Century, Deville, Eldorado, Firebird, Grand Am, Grand Prix, Impala, Intrigue, LeSabre, Malibu, Monte Carlo, Park Avenue, Regal & Seville)
        • Off-Board Programming (Alero - 3.4L, Aurora, Bonneville, Camaro, Century, Deville, Eldorado, Firebird, Grand Am, Grand Prix, Impala, Intrigue, LeSabre, Malibu, Monte Carlo, Park Avenue, Regal & Seville)
        • Remote Programming (Corvette)
        • Off-Board Programming (Corvette)
      • Theft Deterrent System Components
        • 10-Minute Learn Procedure (Alero, Cavalier, Century, Corvette, Grand Am, Impala, Malibu, Monte Carlo, Regal & Sunfire)
        • 30-Minute Learn Procedure (Alero, Cavalier, Century, Corvette, Grand Am, Impala, Malibu, Monte Carlo, Regal & Sunfire)
        • Set Up A New Theft Deterrent Control Module (Aurora, Bonneville, Deville, Eldorado, Intrigue, LeSabre, Park Avenue & Seville)
        • 10-Minute Learn Procedure (Aurora, Bonneville, Deville, Eldorado, Intrigue, LeSabre, Park Avenue & Seville)
        • 30-Minute Learn Procedure (Aurora, Bonneville, Deville, Eldorado, Intrigue, LeSabre, Park Avenue & Seville)
        • Passlock™ Anti-Theft Seed & Key Method (Saturn - 1.9L)
        • Passlock™ Anti-Theft Auto Learn Method (Saturn - 1.9L)
        • Auto Learn Method (Saturn - 2.2L & 3.0L)
        • Saturn Service Stall Method (Saturn - 2.2L & 3.0L)
      • Throttle Body Relearn Procedure
        • Saturn - 3.0L
      • Throttle Position Sensor Learn Procedure
        • Deville, Eldorado & Seville
    • General Motors (Trucks & Vans)
      • Notes
      • Crankshaft Position Sensor System Variation Learn Procedure
        • Avalanche, Astro, Aztek, Blazer, Bravada, Cab & Chassis - 8.1L, Chevy Express - 4.3L, 5.0L, 5.7L & 8.1L, Cutaway - 5.7L & 8.1L, Envoy, Envoy XL, Escalade, Escalade EXT, Jimmy Canadian, Montana, Rendezvous, RV Cutaway - 5.7L & 8.1L, S10 Pickup, Safari, Savana - 4.3L, 5.0L, 5.7L & 8.1L, Savana Camper Special -5.7L & 8.1L, Savana Special - 5.7L & 8.1L, Sierra - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Silhouette, Silverado - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Sonoma, Suburban, Tahoe, Trailblazer, Venture, Yukon & Yukon XL
        • Vue - 2.2L
      • Engine Control Module Programming
        • Remote Programming (Sierra & Silverado - 6.6L)
        • Off-Board Programming (Sierra & Silverado - 6.6L)
        • Vue - 2.2L
        • Vue - 3.0L
      • Fuel Injection Pump Top Dead Center Offset Adjustment
        • Learning A TDC Offset (Cab & Chassis, Chevy Express, Cutaway, RV Cutaway, Savana, Savana Camper Special & Savana Special - 6.5L)
      • Glow Plug System Relearn Procedure
        • Cab & Chassis, Chevy Express, Cutaway, RV Cutaway, Savana, Savana Camper Special & Savana Special - 6.5L
      • Powertrain Control Module
        • Remote Programming (Avalanche, Astro, Aztek, Blazer, Bravada, Cab & Chassis - 8.1L, Chevy Express - 5.0L, 5.7L & 8.1L, Cutaway - 5.7L & 8.1L, Envoy, Envoy XL, Escalade, Escalade EXT, Jimmy Canadian, Montana, Rendezvous, RV Cutaway - 5.7L & 8.1L, S10 Pickup - 4.3L, Safari, Savana - 5.0L, 5.7L & 8.1L, Savana Camper Special - 5.7L & 8.1L, Savana Special - 5.7L & 8.1L, Sierra - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Silhouette, Silverado - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Sonoma - 4.3L, Suburban, Tahoe, Trailblazer, Venture, Yukon & Yukon XL)
        • Off-Board Programming (Avalanche, Astro, Aztek, Blazer, Bravada, Cab & Chassis - 8.1L, Chevy Express - 5.0L, 5.7L & 8.1L, Cutaway - 5.7L & 8.1L, Envoy, Envoy XL, Escalade, Escalade EXT, Jimmy Canadian, Montana, Rendezvous, RV Cutaway - 5.7L & 8.1L, S10 Pickup - 4.3L, Safari, Savana - 5.0L, 5.7L & 8.1L, Savana Camper Special - 5.7L & 8.1L, Savana Special - 5.7L & 8.1L, Sierra - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Silhouette, Silverado - 4.3L, 4.8L, 5.3L, 6.0L & 8.1L, Sonoma - 4.3L, Suburban, Tahoe, Trailblazer, Venture, Yukon & Yukon XL)
        • PCM Programming (Cab & Chassis, Chevy Express, Cutaway, RV Cutaway, Savana, Savana Camper Special & Savana Special - 6.5L)
        • Programming TDC Offset (Cab & Chassis, Chevy Express, Cutaway, RV Cutaway, Savana, Savana Camper Special & Savana Special - 6.5L)
        • PCM Programming (S10 Pickup - 2.2L, Sonoma - 2.2L & Tracker)
      • Theft Deterrent System Components
        • 10-Minute Learn Procedure (Avalanche, Astro, Blazer, Cab & Chassis, Chevy Express, Cutaway, Escalade, Escalade EXT, Jimmy Canadian, RV Cutaway, S10 Pickup, Safari, Savana, Savana Camper Special & Savana Special, Sierra, Silverado, Sonoma, Suburban, Tahoe, Yukon & Yukon XL)
        • 30-Minute Learn Procedure (Avalanche, Astro, Blazer, Cab & Chassis, Chevy Express, Cutaway, Escalade, Escalade EXT, Jimmy Canadian, RV Cutaway, S10 Pickup, Safari, Savana, Savana Camper Special & Savana Special, Sierra, Silverado, Sonoma, Suburban, Tahoe, Yukon & Yukon XL)
        • Set Up a New Theft Deterrent Control Module (Aztek, Montana, Rendezvous, Silhouette & Venture)
        • 10-Minute Learn Procedure (Aztek, Montana, Rendezvous, Silhouette & Venture)
        • 30-Minute Learn Procedure (Aztek, Montana, Rendezvous, Silhouette & Venture)
        • 10 Minute Learn Procedure With Standard Key (Bravada, Envoy, Envoy XL & Trailblazer)
        • 30 Minute Learn Procedure With Standard Key (Bravada, Envoy, Envoy XL & Trailblazer)
        • Procedure To Set Up New Theft Deterrent Control Module With Transponder Key (Bravada, Envoy, Envoy XL & Trailblazer)
        • 10 Minute Re-Learn Procedure (Bravada, Envoy, Envoy XL & Trailblazer)
        • Auto Learn Method (Vue)
        • Saturn Service Stall Method (Vue)
      • Throttle Body Relearn Procedure
        • Vue - 3.0L
    • Jeep
      • Drive Learn Procedure (Grand CHEROKEE & Liberty)
        • Notes
        • Procedure To Learn A Smooth 1st Neutral To Drive Shift
        • Procedure To Learn A Smooth Neutral To Drive Garage Shift
        • Procedure To Learn The 1st 2-3 Shift After A Restart Or Shift To Reverse
        • Procedure To Learn A Smooth 2-3 & 3-4 Upshift
        • Procedure To Learn A Smooth 4-3 Coastdown & Part Throttle 4-3 Kickdown
        • Procedure To Learn A Smooth 1-2 Upshift & 3-2 Kickdown
        • Procedure To Learn A Smooth Manual 2-1 Pulldown Shift As Well As A Neutral To Reverse Shift
        • Procedure To Learn A Smooth Neutral To Reverse Shift
        • Procedure To Learn A Smooth 4-5 Upshift for 545RFE
      • Powertrain Control Module Programming
        • Notes
        • Updating Secret Key Data
      • Sentry Key Immobilizer Module Programming
      • Programming Ignition Keys To Sentry Key Immobilizer Module
        • Using Scan Tool
        • Using Customer Learn Method
      • Shift Quality Quick-Learn Procedure (Grand CHEROKEE & Liberty)
        • Overview
        • Quick-Learn Procedure
  • OBD-II Drive Cycles - 2001-03
    • Inspection/Maintenance (I/M) Complete System Set Procedure
      • Notes
      • Drive Cycle
        • Description
        • Enable Conditions
        • Inspection/Maintenance (I/M) System Check
        • Inspection/Maintenance (I/M) Complete System Set Procedure
  • Driveline/Axles
    • Drive Axle Noise Diagnosis - General Information
      • * Please Read This First *
      • Unrelated Noises
      • Non-Drive Axle Noises
      • Gear Noise
      • Chuckle
      • Knock
      • Clunk
      • Bearing Whine
      • Bearing Rumble
      • Chatter On Turns
      • Axle Shaft Noise
      • Vibration
    • Gear Tooth Contact Patterns - General Information
      • * Please Read This First *
      • Inspection
        • Notes
        • Gear Tooth Contact Pattern
      • Adjustments
        • Notes
        • Gear Backlash & Pinion Shim Changes
    • Map - Drive Train & Transmission
      • Drive Train & Transmission Systems
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
      • Drivetrain And Transmission
        • Notes
        • Actuators (Electrical)
        • Actuators (Vacuum)
        • Automatic Transmission / Transaxle Assemblies/CVTS
        • Automatic Transmission Fluid
        • Axles
        • Bearings And Races
        • Bell Cranks
        • Bell Housings
        • Bushings (External)
        • Cables (Speedometer)
        • Cables (TV, Detent And Shift)
        • Carrier Bearings
        • Clutch Cables And Cable Housings
        • Clutch Discs (Manual Transmissions)
        • Clutch Forks
        • Clutch Linkages (Mechanical)
        • Clutch Master Cylinders
        • Clutch Pedals
        • Clutch Pivots
        • Clutch Pressure Plates
        • Clutch Release Bearings
        • Clutch Slave Cylinders (Concentric)
        • Clutch Slave Cylinders (Conventional Or External)
        • Companion Flanges
        • Connectors
        • Cooler Bypass Valves
        • Cooler Lines
        • Coolers
        • CV Joints
        • Differential And Final Drive Assemblies
        • Differential Fluid
        • Dip Stick Tubes
        • Dip Sticks (Fluid Level Indicators)
        • Dowel Pins, Guides And Pilot Holes
        • Drain Plugs And Gaskets
        • Drive Shaft Flanges
        • Drive Shafts And Half Shafts
        • Dust Boots
        • Engine Mounts
        • Exciter Rings
        • Filler Tubes
        • Filters And Screens
        • Flanges
        • Flex Plates
        • Fluid Level Indicators
        • Fluids And Lubricants
        • Flywheels
        • Force Motors
        • Gaskets
        • Guides
        • Half Shafts
        • Hoses, Lines, And Tubes
        • Housings (Bell, Case, Tail(Extension) And Auxiliary)
        • Hydraulic Fluid
        • Intermediate Shaft Support Bearings
        • Key Interlock Systems
        • Limited Slips
        • Lines
        • Linkages (External)
        • Locking Hub Assemblies
        • Locking Hub Control Knobs
        • Lubricants
        • Manual Transmission Fluid
        • Manual Transmission/Transaxle Assemblies
        • Metal Clad Seals
        • METALASTIC Joints
        • Modulator Pins
        • Modulators
        • Mounts (Engine, Transaxle And Transmission)
        • Odometer Drives (Mechanical)
        • Odometer Heads (Mechanical)
        • Oil Pans
        • Pans
        • Pilot Holes
        • Pressure Plates
        • Pressure Switches
        • Races
        • Rubber Joints (METALASTIC)
        • Screens
        • Seals (Metal Clad)
        • Seals
        • Selector Interlock Systems
        • Sensors
        • Servos
        • Shift Interlock Systems (Selector And Key Interlock Systems)
        • Side Covers
        • Slip Yokes
        • Solenoids
        • Speed Sensors (Electronic Wheel And Vehicle)
        • Speedometer- Driven Gear Housing
        • Speedometer/Odometer Drives (Mechanical)
        • Speedometer/Odometer Heads (Mechanical)
        • Speedometers/Odometers (Electronic)
        • Switches
        • Tone Wheels
        • Toothed Rings (Tone Wheel)
        • Torque Converters
        • Transaxle Mounts
        • Transducers (Transmission)
        • Transfer Case Assemblies
        • Transfer Case Fluid
        • Transmission Coolers
        • Transmission Mounts
        • Transmission Pans
        • Transmission Range Indicators (PRNDL)
        • Tubes
        • Universal Joints (CARDAN Or Cross Type)
        • Vacuum Controls
        • Vacuum Hoses
        • Vacuum Motors
        • Vacuum-Operated Switches
        • Vehicle Speed Sensors
        • Vents
        • Vibration Dampers
        • Wheel Attachment Hardware
        • Wheel Speed Sensors
        • Wiring Harnesses And Connectors
        • Yokes And Slip Yokes
      • Reason Code Explanation
      • Automotive Terminology & Definitions
    • Trouble Shooting - Clutches - General Information
      • * Please Read This First *
      • All Models
  • DTC Index
    • Air Bag System DTCS
    • Automatic Transmission (4L60-E) DTCS
    • Anti-Lock Brake System DTCS
    • Body Control Module DTCS
    • Cellular Communication System DTCS
    • Charging System DTCS
    • Cruise Control System DTCS
    • Data Link Communication System DTCS
    • Engine Performance - 4.2L DTCS
    • HVAC, Automatic System DTCS
    • HVAC, Manual System DTCS
    • Instrument Panel DTCS
    • Lighting System DTCS
    • Power Door Lock System, Mirror & Window DTCS
    • Power Seat System DTCS
    • Starting System DTCS
    • Theft Deterrent System DTCS
    • Theft Deterrent System - With Immobilizer DTCS
    • Transfer Case (NVG126-NP4) DTCS
    • Transfer Case (NVG226-NP8) DTCS
    • Window Defogger DTCS
    • Wiper/Washer System DTCS
  • Electrical
    • Map - Electrical Systems
      • Electrical Systems
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
        • Actuator Motors (Electric)
        • Actuator Motors (Vacuum)
        • Air Bags
        • Alternators And Generators
        • Amplifiers
        • Antennas
        • Batteries
        • Battery Cables, Wires And Connectors
        • Battery Cables
        • Battery Trays And Hold Down Hardware
        • Battery Wires
        • Belts
        • Bulb Sockets
        • Bulbs, Sealed Beams And LEDS
        • Cd Players
        • Cigarette Lighter Assemblies
        • Circuit Breakers
        • Clutch Switches
        • Connectors
        • Control Modules
        • Cruise Control Brake Switches
        • Cruise Control Cables
        • Cruise Control Clutch Switches
        • Cruise Control Linkages And Cables
        • Cruise Control Reservoirs
        • Cruise Control Tubes
        • Cruise Control Vacuum Dump Release Valves
        • Cruise Control Vacuum Hoses, Tubes And
        • Cruise Control Vehicle Speed Sensors
        • Defoggers
        • Defrosters
        • Delays
        • Dimmers
        • Electric Heaters
        • Equalizers
        • Fuse Blocks
        • Fuse Boxes And Blocks
        • Fuses, Fusible Links And Circuit Breakers
        • Fusible Links
        • Gauges
        • Generators
        • Ground Cables And Straps
        • Ground Straps
        • Headlight Adjusters
        • Heating Elements (Defrosters, Defoggers, Electric Heaters And Seats)
        • Horns And Sirens
        • Ignition Switches
        • Indicator Lights
        • Keyless Entry Keypads And Transmitters
        • Keyless Entry Transmitters
        • LEDS
        • Lenses
        • Microphones
        • Mirrors (ELECTROCHROMATIC And Heated)
        • Motors
        • Neutral Safety Switches
        • Odometers, Speedometers And Tachometers (Cable Driven)
        • Odometers
        • Power Distribution Center
        • Pulleys
        • Receivers, Amplifiers, Equalizers And Sub-Woofer Volume Controls
        • Relay Boxes
        • Relays
        • Sealed Beams
        • Seat Heaters
        • Security Alarm Sensors
        • Sirens
        • Solenoids
        • Speakers And Microphones
        • Speedometer And Tachometer Linkages And Cables
        • Speedometer Cables
        • Speedometers
        • Starters
        • Sub-Woofer Volume Control
        • Switches
        • Tachometer Cables
        • Tachometers
        • Tape Players And Cd Players
        • TENSIONERS
        • Timers
        • Transceivers
        • Transducers
        • Vacuum Accumulators (Reservoirs)
        • Voltage Regulators
        • Washer Fluid Level Senders
        • Washer Pumps
        • Wiper Arms And Blades
        • Wiper Blades
        • Wiper Hoses And Nozzles
        • Wiper Linkages
        • Wiper Nozzles
        • Wiper Pump Reservoirs
        • Wiring Harnesses And Connectors
      • Battery, Starting & Charging System CHECKSHEET
      • Reason Code Explanation
      • Automotive Terminology & Definitions
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
    • Using lemon2025'S System Wiring Diagrams
      • Introduction
      • Wiring Diagram Features And Controls
      • Wiring Diagram Color Abbreviations
      • Wiring Diagram Symbols
      • Wiring Diagram Ground Number Locations
      • Wiring Diagram Component Locations
  • Engine
    • Engine Overhaul Procedures - General Information
      • * Please Read This First *
      • Description
      • Engine Identification
      • Inspection Procedures
        • * Please Read This First *
        • General
        • Magnetic Particle Inspection
          • Notes
          • Magnaflux & Magnaglo
        • Penetrant Inspection
          • Notes
          • Zyglo
          • Dye Check
        • Ultrasonic Inspection
        • X-Ray Inspection
        • Pressure Testing
      • Cleaning Procedures
        • * Please Read This First *
        • General
        • Bead Blasting
        • Chemical Cleaning
      • Component Cleaning
        • * Please Read This First *
        • Sheet Metal Parts
        • Intake & Exhaust Manifolds
      • Cylinder Head Replacement
        • * Please Read This First *
        • Removal
        • Installation
        • Valve Adjustment
      • Cylinder Head Overhaul
        • * Please Read This First *
        • Cylinder Head Disassembly
        • Cylinder Head Cleaning & Inspection
        • Valve Springs
        • Valve Guide
          • Notes
          • Measuring Valve Guide Clearance
          • Reaming Valve Guide
          • Replacing Valve Guide
        • Valves & Valve Seats
          • Notes
          • Valve Grinding
          • Valve Lapping
          • Valve Seat Grinding
          • Valve Seat Replacement
          • Valve Seat Concentricity
        • Cylinder Head Reassembly
          • Notes
          • Valve Stem Installed Height
        • Valve Stem Oil Seals
          • Notes
          • Replacement (On-Vehicle)
        • Valve Spring Installed Height
        • Rocker Arms & Assemblies
          • Notes
          • Rocker Studs
          • Rocker Arms & Shafts
        • Push Rods
        • Lifters
          • Notes
          • Hydraulic Lifters
          • Mechanical Lifters
      • Pistons, Connecting Rods & Bearings
        • * Please Read This First *
        • Ridge Removal
        • Piston & Connecting Rod Removal
        • Piston & Connecting Rod
          • Notes
          • Disassembly
          • Cleaning
          • Inspection
        • Piston & Cylinder Bore Fit
        • Assembling Piston & Connecting Rod
        • Checking Piston Ring Clearances
        • Piston & Connecting Rod Installation
        • Connecting Rod Side Clearance
        • Main & Connecting Rod Bearing Clearance
          • Notes
          • Plastigage Method
          • Micrometer & Telescopic Gauge Method
      • Crankshaft & Main Bearings
        • * Please Read This First *
        • Removal
        • Cleaning & Inspection
        • Installation
        • Crankshaft End Play
          • Notes
          • Dial Indicator Method
          • Feeler Gauge Method
        • Cylinder Block
          • Notes
          • Block Cleaning
          • Block Inspection
          • Cylinder Bore Inspection
          • Cylinder Honing
          • Deck Warpage
          • Deck Height
          • Main Bearing Bore & Alignment
          • Expansion Plug Removal
          • Expansion Plug Installation
          • Oil Gallery Plug Removal
          • Oil Gallery Plug Installation
      • Camshaft
        • * Please Read This First *
        • Cleaning & Inspection
        • Camshaft Bearings
          • Notes
          • Removal & Installation
        • Camshaft Installation
        • Camshaft End Play
      • Timing Chains & Belts
        • * Please Read This First *
        • Timing Chains
        • Timing Belts
        • Tension Adjustment
      • Timing Gears
        • * Please Read This First *
        • Timing Gear Backlash & RUNOUT
        • Rear Main Oil Seal Installation
          • Notes
          • One-Piece Type Seal
          • Rope Type Seal
          • Split-Rubber Type Seal
      • Oil Pump
        • * Please Read This First *
        • Rotor Type
        • Gear Type
      • Break-In Procedure
        • * Please Read This First *
        • Engine Pre-Oiling
        • Initial Start-Up
        • Camshaft
        • Piston Rings
        • Final Adjustments
    • General Cooling System Service - General Information
      • * Please Read This First *
      • Description
      • Maintenance
        • Draining
        • Flushing
          • Notes
          • Radiator
          • Engine Block
        • Refilling
      • Testing
        • Thermostat
        • Pressure Testing
          • Notes
          • Radiator Cap
          • Cooling System
  • Engine Performance
    • Electrostatic Discharge Warning - General Information
      • * Please Read This First *
      • Introduction
      • Handling Static-Sensitive Circuits/Devices
      • Checking Static-Sensitive Circuits/Devices
    • Engine Performance Diagnostic Routine Outline - General Information
      • * Please Read This First *
      • Where Does DRIVEABILITY Diagnosis Start?
        • Perform Basic Inspection
        • Check For Trouble Codes
        • Diagnose Symptom
        • Test System
    • Engine Performance Safety Precautions
      • Engine Performance Safety Precautions
    • Map - Engine Performance & Maintenance
      • Engine Performance And Maintenance (Including Exhaust Systems)
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
      • Engine Performance & Maintenance CHECKSHEET
      • Engine Performance And Maintenance
        • Notes
        • Accelerator Pedal Position Sensor
        • Accessory Belts
        • Accessory Pulleys
        • Air Conditioning Cycling Switches
        • Air Conditioning Pressure Sensors
        • Air Ducts And Tubes
        • Air Filter Elements
        • Air Filter Gaskets
        • Air Filter Housings And Gaskets
        • Air Fuel Ratio Sensors
        • Air Injection Control Solenoids
        • Air Plenums
        • Air Pump Belts
        • Air Pumps (Electric Driven)
        • Air Tubes
        • Aspirator, Check And DECEL Valves
        • Baffles
        • Ballast Primary Supply Resistor Wires
        • Ballast Resistors And Primary Supply Resistors
        • Barometric Pressure Sensors
        • Batteries
        • Battery Cables, Wires And Connectors
        • Battery Connectors
        • Battery Trays And Hold Down Hardware
        • Battery Wires
        • Belt Idler Assemblies (Accessory And Cam Belts)
        • Belt TENSIONERS (Accessory And Cam Belt)
        • Belt-Driven Air Pumps
        • Boost Control Mechanism
        • Camshaft Position Sensors
        • Carburetors And Chokes
        • Casting Core Plugs And Expansion Plugs
        • Charge Air Coolers ""INTERCOOLERS"" (CAC)
        • Check Valves
        • Chemical Engine DECARBONIZATION
        • Chokes
        • Clutch Pedal Position Switches
        • Cold Start Injectors
        • Combustion Chamber Cleaning
        • Connectors
        • Coolant Recovery Tanks
        • Coolant
        • Cooling Fan Motor Modules
        • Cooling Fan Motor Relays And Modules
        • Cooling Fan Motor Resistors
        • Cooling Fan Motor Sensors And Switches
        • Cooling Fan Motor Switches
        • Cooling Fan Motors
        • Crankshaft Position Sensors
        • Cylinder Deactivation Solenoid
        • Cylinder Head Assemblies
        • DECEL Valves
        • Deflectors
        • Dip Stick Tubes
        • Dip Sticks And Tubes
        • Distributor Advances And Retarders (Mechanical And Vacuum)
        • Distributor Boots And Shields
        • Distributor Caps
        • Distributor Retarders (Mechanical And Vacuum)
        • Distributor Rotors
        • Distributor Shields
        • Distributors
        • Early Fuel Evaporation Valves (Heat Riser Assemblies)
        • EGR Coolers
        • EGR Exhaust Manifold Passages
        • EGR Intake And Exhaust Manifold Passages
        • EGR Plates And Coolers
        • Electronic Spark Control Modules
        • Electronic Transmission Control Devices
        • Electronic Transmission Feedback Devices
        • Engine Coolant Temperature Sensors
        • Engine Cooling Systems
        • Engine Covers (Oil Pan, Valve Cover, Timing Cover)
        • Engine DECARBONIZATION
        • Engine Oil Canisters
        • Engine Oil Coolers (External)
        • Engine Oil Drain Plugs And Gaskets
        • Engine Oil Filters And Canisters
        • Engine Oil Gaskets
        • Engine Oil Pressure Gauges (Mechanical)
        • Engine Oil
        • Evaporative Emissions (EVAP) Canister Filters
        • Evaporative Emissions (EVAP) Canister Purge Devices
        • Evaporative Emissions (EVAP) Canisters
        • Evaporative Emissions (EVAP) Feedback Devices
        • Exhaust Gas RECIRCULATION Devices
        • Exhaust Gas RECIRCULATION Feedback Devices
        • Expansion Plugs
        • Fan Control Sensor
        • Fuel Accumulators And Dampers
        • Fuel And Cold Start Injectors
        • Fuel Caps
        • Fuel Dampers
        • Fuel Delivery Check Valves
        • Fuel Distributors (BOSCH Cis)
        • Fuel Filler Necks And RESTRICTORS
        • Fuel Filters
        • Fuel Injector Cleaning
        • Fuel Injectors
        • Fuel Level Senders
        • Fuel Pressure Regulators
        • Fuel Pumps (In-Tank, External, Electrical Or Mechanical)
        • Fuel Rails
        • Fuel RESTRICTORS
        • Fuel System Cleaning Service
        • Fuel Tanks
        • Fuel
        • Gaskets
        • Grommets (Valve Cover)
        • Harmonic Dampers
        • Heater Control Valves
        • Heater Cores
        • Hose Clamps
        • Hose Connectors
        • Hose Couplers
        • Hoses And Tube Couplers, Connectors And Clamps
        • Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
        • Housings
        • Idle Air Controls
        • Idle Speed Control Actuators
        • Ignition Boots
        • Ignition Coil Towers
        • Ignition Coils
        • Ignition Control Modules (ICM)
        • Ignition Switches
        • Ignition Terminals
        • Ignition Wires (Secondary)
        • Inertia Fuel Shut-Off Switches
        • Intake Air Temperature Sensors
        • Intake Cleaning
        • Intake Manifolds
        • In-Tank Fuel Strainers
        • INTERCOOLERS
        • Knock Sensors
        • Liquid Vapor Separators
        • Long Block Assemblies
        • Manifold Absolute Pressure (Map) Sensors
        • Mass Air Flow (MAF) Sensors
        • Metal Air Manifolds And Pipes
        • Metal Air Pipes
        • Mix Control Solenoids
        • Motor Mounts
        • O2 Sensors
        • Oil Pans
        • Oil Pressure Sending Units
        • Oil Pump Pick-Up Screens
        • Oil Pumps
        • O-Rings, Gaskets, Seals And Spring Locks
        • Park Neutral Position Switches
        • PCV Breather Elements
        • PCV Orifices
        • PCV Valves
        • Pick-Up Assemblies (Includes Magnetic, Hall Effect And Optical)
        • Power Steering Pressure Sensors
        • Powertrain Control Modules (Pcm) And Prom
        • Powertrain Control Prom
        • Pressurized Expansion Tank Caps
        • Radiator / Cooling Fan Blades
        • Radiator / Cooling Fan Clutches
        • Radiator Caps And Pressurized Expansion Tank Caps
        • Radiators
        • Roll Over Valves
        • Sealing Compounds
        • Seals
        • Secondary Air Injection System Management Devices
        • Sensors
        • Short Block Assemblies
        • Shrouds, Baffles And Deflectors
        • Spark Plugs
        • Spring Locks
        • Super Chargers
        • Switches
        • Thermal Vacuum Valves
        • Thermostatic Air Door Assemblies
        • Thermostats And Housings
        • Throttle Bodies
        • Throttle Body Cleaning
        • Throttle Cables
        • Throttle Linkages And Cables
        • Throttle Position Sensors
        • Throttle Position Switches
        • Timing Belt Sprockets
        • Timing Belts
        • Timing Covers
        • Torque Struts
        • Transmission Range Switches
        • Tube Clamps
        • Tube Connectors
        • Tube Couplers
        • Tubes
        • Turbo Chargers
        • Vacuum Connections
        • Vacuum Hoses, Tubes And Connections (Non-Metallic)
        • Vacuum Regulator Solenoids
        • Vacuum Tubes
        • Valve Covers
        • Vehicle Speed Senors
        • Volume Air Flow Sensors
        • Waste Gate And Boost Control Mechanisms
        • Waste Gate Control Solenoids
        • Water Pumps (Electric)
        • Water Pumps (Non-Electric)
        • Wiring Harnesses And Connectors
      • Reason Code Explanation
      • Automotive Terminology & Definitions
    • Parasitic Load Explanation & Test Procedures - General Information
      • * Please Read This First *
      • General Information
      • Testing For Parasitic Load
        • Notes
        • CHRYSLER Ignition Off Draw (IOD) Test
        • Test Procedure Using Test Switch
        • Intermittent Parasitic Load Problems
        • Diode Check & Solenoid Test
        • Quad Driver Test
    • State Emission Standards - Diesel
      • ARIZONA
      • Colorado
      • CONNECTICUT
      • IDAHO
      • KENTUCKY
      • MASSACHUSETTS
      • New YORK
      • OHIO
      • RHODE Island
      • UTAH
      • WASHINGTON
    • State Emission Standards - Gas
      • ALASKA
      • ARIZONA
      • CALIFORNIA
        • California Emission Standards ASM Tests
        • Legend
        • Pass/Fail Emission Standards = A+B / VTW
      • Colorado
      • CONNECTICUT
      • DELAWARE
      • District Of COLUMBIA
      • GEORGIA
      • IDAHO
      • ILLINOIS
      • INDIANA
      • KENTUCKY
      • MARYLAND
      • MASSACHUSETTS
      • MISSOURI
      • NEVADA
      • New Jersey
      • New MEXICO
      • New YORK
      • North CAROLINA
      • OHIO
      • OREGON
      • PENNSYLVANIA
      • RHODE Island
      • TENNESSEE
      • TEXAS
      • UTAH
      • VIRGINIA
      • WASHINGTON
      • WISCONSIN
      • U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
      • U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
      • U.S. EPA Im240 Emission Standards
        • Start-Up Standards
        • Final Standards
    • Waveforms - Injector Pattern Tutorial - General Information
      • * Please Read This First *
      • Purpose Of This Article
        • Notes
        • Scope Of This Article
      • Is A Lab Scope Necessary?
        • Introduction
        • Overview Of NOID Light
          • Notes
          • Use the Right Noid Light
        • Overview Of DVOM
          • Notes
          • Checking Injector Resistance
          • Checking Available Voltage At the Injector
          • Checking Injector On-Time With Built-In Function
          • Checking Injector On-Time With Dwell Or Duty
          • How A Duty Cycle Meter and Dwell Meter Work
          • Strengths of Dwell/Duty Meter
          • Weaknesses of Dwell/Duty Meter
      • The Two Types Of Injector Drivers
        • Notes
        • Overview
        • Voltage Controlled Circuit ("Saturated Switch")
        • Current Controlled Circuit ("Peak & Hold")
      • The Two Ways Injector Circuits Are Wired
      • Interpreting Injector Waveforms
        • Notes
        • Interpreting A Voltage Controlled Pattern
        • Interpreting A Current Controlled Pattern
      • Current Waveform Samples
        • Notes
        • Example #1 - Voltage Controlled Driver
        • Example #2 - Voltage Controlled Driver
        • Example #3 - Voltage Controlled Driver
        • Example #4 - Current Controlled Driver
        • Example #5 - Current Controlled Driver
        • Example #6 - Current Controlled Driver
        • Example #7 - Current Controlled Driver
        • Example #8 - Current Controlled Driver
      • Voltage Waveform Samples
        • Notes
        • Example #1 - Voltage Controlled Driver
        • Example #2 - Voltage Controlled Driver
        • Example #3 - Voltage Controlled Driver
        • Example #4 - Current Controlled Driver
        • Example #5 - Current Controlled Driver
        • Example #6 - Current Controlled Driver
        • Example #7 - Current Controlled Driver
        • Example #8 - Current Controlled Driver
  • Map - Exhaust Systems
    • Exhaust Systems
      • Notes
      • Map Standards Of Service
      • The Map Process - Overview
      • The Map Process - Overview Of Service Requirements And Suggestions
      • Catalytic Converters
      • Exhaust And Tail Pipes
      • Exhaust Connections
      • Hangers
      • Heat Risers (Mechanical EFE Devices)
      • Heat Shields
      • Manifolds (Cast And Tube Type)
      • Mechanical EFE Devices
      • Muffler Valve
      • Mufflers And Resonators
    • Reason Code Explanation
  • Heating, Ventilation & A/C (HVAC)
    • Map - Heating, Ventilation, & Air Conditioning
      • Heating, Ventilation & Air Conditioning Systems
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
        • Accumulators
        • Actuators (Electrical)
        • Actuators (Vacuum)
        • Air Conditioning Fittings
        • Air Conditioning Hoses
        • Air Conditioning Metal Lines
        • Air Control Doors
        • Air Dams (External)
        • Air Distribution System
        • Belts
        • Blend Doors
        • Blower Fans (Blower Wheel Or Squirrel Cage)
        • Blower Motors
        • Blower Resistors
        • Blower Switches
        • Cabin Air Filters
        • Circuit Breakers
        • Compressor Clutch Assemblies
        • Compressors
        • Condenser Air Seals
        • Condenser Fan Motors
        • Condensers
        • Connectors
        • Control Cables
        • Control Heads (Function Selectors)
        • Control Linkages
        • Control Modules
        • Coolant
        • Cooling Fan Blades
        • Cooling Fan Clutches
        • Cooling Fan Motors
        • Evaporator Drain Tubes
        • Evaporator Filters
        • Evaporator Pressure Regulators (EPRS)
        • Evaporators
        • Expansion Valves
        • Function Selectors
        • Fuses, Fusible Links And Circuit Breakers
        • Fusible Links
        • Gaskets
        • Heater Cases
        • Heater Control Valves
        • Heater Cores
        • Heater Hoses
        • High Pressure Relief Valves (HPRV)
        • Idlers
        • In-Line Filters
        • Metal Fittings
        • Metal Lines
        • Mix And Air Control Doors (Blend Doors)
        • ORIFACE Tubes
        • O-Rings
        • Pilot-Operated Absolutes (POAS)
        • Plenums
        • Pressure Control Valves
        • Pressure Sensors
        • Pulleys
        • Radiators
        • Receiver-DRIERS
        • Refrigerant Oil
        • Refrigerant
        • Relays
        • Seals
        • Service Ports
        • Spring Lock Couplings
        • Suction Throttling Valves (STVS)
        • Switches (Electrical)
        • TENSIONERS
        • Thermistors And Pressure Sensors
        • Thermostats And Housings
        • Vacuum Hoses And Tubes
        • Vacuum Reservoirs
        • Vacuum Tubes
        • Valves In Receiver (VIRS)
        • Water Pumps (Electric Auxiliary)
        • Wiring Harnesses And Connectors
      • Heating, Ventilation & Air Conditioning System CHECKSHEET
      • Reason Code Explanation
      • Automotive Terminology & Definitions
  • Hoist/Jack
    • Lifting And Jacking The Vehicle
      • Lifting And Jacking The Vehicle
  • Identification
    • CANADIAN Model Cross-Reference
      • * Please Read This First *
      • ACURA
      • ASUNA
      • AUDI
      • BMW
      • CHRYSLER Corp.
        • CHRYSLER
        • Dodge
        • Eagle
        • PLYMOUTH
      • General Motors
        • BUICK
        • CHEVROLET
        • GMC
        • OLDSMOBILE
        • Optima
        • PONTIAC
      • HYUNDAI
      • Jaguar
      • KIA
      • MAZDA
      • MERCEDES-BENZ
      • Mercury
      • MERKUR
      • MITSUBISHI
      • NISSAN
      • RENAULT
      • SATURN
      • Smart
      • SUBARU
      • SUZUKI
      • TOYOTA
      • VOLKSWAGEN
      • VOLVO
      • All Others
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
      • Conversion Table
    • Metric Conversions
      • Metric Conversions
        • Notes
        • Length
        • Volume
        • Torque
        • Pressure
      • Conversion Factors
  • OEM General Information
    • Engine Controls - Strategy Based Engine Diagnosis
      • Strategy Based Diagnosis
    • Gm Vehicles Cautions & Notices
      • Cautions & Notices
        • Definition Of Caution, Notice, & Important
          • Notes
          • CAUTION Defined
          • NOTICE Defined
          • IMPORTANT Defined
        • Abs Component Handling Caution
        • Actions To Take When Working With Fuel Caution
        • Approved Equipment For Collision Repair Caution
        • Assistant Driving Caution
        • Batteries Produce Explosive Gases Caution
        • Battery Disconnect Caution
        • Brake Dust Caution
        • Brake Fluid Irritant Caution
        • Brake Pipe Replacement Caution
        • Breathing R-134A Caution
        • Cleaning Solvent Caution
        • Clutch Dust Caution
        • Defroster Outlet Caution
        • Door Outer Panel Replacement Caution
        • Electric Coolant Fan Caution
        • Express Window Down Caution
        • Eye Protection Caution
        • Foam Sound DEADENERS Caution
        • Floor Jack Caution
        • Fuel & EVAP Pipe Caution
        • Fuel Gage Leak Caution
        • Fuel Pipe Fitting Caution
        • Fuel Rail Stop Bracket Installation Caution
        • Fuel Storage Caution
        • Fuel Vapors In Evaporative Emission (EVAP) Components Caution
        • Gasoline/Gasoline Vapors Caution
        • Glass & Sheet Metal Handling Caution
        • Halogen Bulb Caution
        • Hood Hold-Open Device Caution
        • Hot Exhaust System Caution
        • Lower O-Ring Removal Caution
        • Moving Parts & Hot Surfaces Caution
        • Protective Goggles & Glove Caution
        • Radiator Cap Removal Caution
        • Relieving Fuel Pressure Caution
        • Replacement Carpet Caution
        • Road Test Caution
        • Safety Glasses Caution
        • Safety Glasses & Compressed Air Caution
        • Safety Goggles & Fuel Caution
        • Servicing The Sir System Caution
        • Sir Caution
        • Sir Deployed Inflator Modules Are Hot Caution
        • Sir Handling Caution
        • Sir Inflator Module Coil Caution
        • Sir Inflatable Module Deployment Outside Vehicle Caution
        • Sir Inflator Module Disposal Caution
        • Sir Inflator Module Handling & Storage Caution
        • Sir Special Tool Caution
        • Tilt Spring Caution
        • Valve Springs Can Be Tightly Compressed Caution
        • Vehicle Lifting Caution
        • Window Retention Caution
        • Work Stall Test Caution
        • Air In The Power Steering System Notice
        • Anti-Corrosion Materials Notice
        • Automatic Transmission Shift Lock Control Notice
        • Belt Dressing Notice
        • Brake Caliper Notice
        • Brake Caliper Supporting To Prevent Hose Damage Notice
        • Brake Fluid Effects On Paint & Electrical Components Notice
        • Clean, Dry, Low Pressure Gas Source Notice
        • CLEARCOAT/Ultraviolet Screeners Notice
        • Component Fastener Tightening Notice
        • Differential Housing Cover & Gasket Removal Notice
        • Do Not Depress Brake Pedal With Rotors/Drums Removed Notice
        • Electrical Wiring Routing Notice
        • Emission Modification Notice
        • Engine Emission Notice
        • Engine Lifting Notice
        • Engine Mounting Notice
        • Excessive Force & Oxygen Sensor Notice
        • Exhaust System Inspection Notice
        • Exterior Trim Emblem Removal Notice
        • Fastener Notice
        • Flex DECOUPLER Notice
        • Fuel & Evaporative Emission (EVAP) Hose/Pipe Connection Cleaning Notice
        • Fuel Injector Balance Test Notice
        • Fuel Pressure Notice
        • Fuel System Ground Notice
        • Fuel Tank Strap Fastener Notice
        • Handling Bearing Inserts Notice
        • Handling ESD Sensitive Parts Notice
        • Handling IAC Valve Notice
        • Heated Oxygen & Oxygen Sensor Notice
        • Ignition Off When Disconnecting Battery Notice
        • Installing Hoses Without Twists Or Bends Notice
        • Instrument Panel Cluster (IPC) Servicing Notice
        • Latched DTC B1018, B1024 Notice (SDM-RSD)
        • Liftgate Assist Rod Notice
        • Machined Surface Damage Notice
        • Nylon Fuel Lines Notice
        • OBDII System Description Notice
        • OBDII Symbol Description Notice
        • Oxygen Sensor Notice
        • Pcm & ESD Notice
        • Pinion Flange/Yoke Installation Notice
        • Pipe Wrench Positioning Notice
        • Power Steering Hose Disconnected Notice
        • Properly Secured Evaporative Emission (EVAP) Pipe Notice
        • Ring Gear Removal Notice
        • Sealant Notice
        • Service Programming System (SPS) Notice
        • Servicing And Replacing Seat Belts Notice
        • Servicing The Level Sensor Notice
        • Silicon Contamination Of Heated Oxygen Sensors Notice
        • Single Cylinder Flooding Notice
        • Spark Plug Boot Removal Notice
        • Special Fastener Notice
        • Stabilizer Shaft Link Damage Notice
        • Steering Gear Preload Adjustment Notice
        • Steering Wheel In The Full Turn Position Notice
        • Suspension Spring Handling Notice
        • Test Lamp To Ignition Control Module Circuit Connector Notice
        • Test Probe Notice
        • Transfer Case Seal Removal Notice
        • Valve Lifter Priming Notice
    • Testing Wiring Systems For Intermittent & Poor Connections
      • Service Precautions
      • Intermittent Or Poor Connections
        • Notes
        • Testing for Proper Terminal Contact
        • Round Wire Connectors
        • Flat Wire (Dock & Lock) Connectors
      • Inducing Intermittent Fault Conditions
        • Notes
        • Salt Water Spray
        • High Temperature Conditions
        • Low Temperature Conditions
      • Testing for Electrical Intermittents
      • Testing for Short to Ground
        • Notes
        • With a DMM
        • With a Test Lamp
        • Fuse Powering Several Loads
      • Testing for Continuity
        • Notes
        • With a DMM
        • With a Test Lamp
      • Testing for a Short to Voltage
      • Troubleshooting with a Digital Multimeter
      • Troubleshooting with a Test Lamp
      • Probing Electrical Connectors
        • Notes
        • Frontprobe
        • Backprobe
    • Vibration Symptoms Diagnosis And Correction
      • Specifications
        • Tire and Wheel Runout Specifications
        • Propeller Shaft Runout Specifications
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Vibration Diagnosis and Correction
          • Notes
          • Vibration Diagnostic Process
          • Preliminary Visual/Physical Inspection
          • Diagnostic Aids
        • Vibration Analysis - Road Testing
          • Test Description
        • Component Rotational Speed Calculation
          • Tire and Wheel Rotational Speed Calculation
          • Propeller Shaft Rotational Speed Calculation
          • Component Rotational Speed Worksheet
        • Vibration Analysis - Tire and Wheel
          • Test Description
        • Vibration Analysis - Driveline
          • Test Description
        • Vibration Analysis - Hub and/or Axle Input
          • Test Description
        • Vibration Analysis - Engine
          • Test Description
        • Engine Order Classification
          • Engine First Order Classification
          • Engine Firing Frequency Classification
          • Other Engine Order Classification
          • Engine Driven Accessories Related to Engine Order
        • Vibration Analysis - Engine/Accessory Isolation
          • Test Description
        • Vibration Analysis - Engine Balance
          • Test Description
        • Vibration Diagnostic Aids
        • Vibration Diagnostic Aids - Vibration Intermittent or Not Duplicated
          • Notes
          • Specific Conditions Can Affect the Condition
          • Temperature, Ground-Out, Accessory Load
            • Flat Spots on Tires
            • Irregular Wear on Tire Treads
            • Exhaust System Growth
          • Vehicle Payload
            • Notes
            • Heavy Payload
            • Trailer Towing
          • Roadway Selection
        • Vibration Diagnostic Aids - Vibration Duplicated, Component Not Identified
          • Notes
          • Aftermarket Add-On Accessories
        • Vibration Diagnostic Aids - Vibration Duplicated, Difficult to Isolate/Balance Component
          • Notes
          • Driveline Torque-Load Conditions
          • Difficult to System Balance the Driveline
        • Vibration Diagnostic Aids - Vibration Duplicated, Appears to Be Potential Operating Characteristic
          • Notes
          • Check Service Bulletins
        • Symptoms - Vibration Diagnosis and Correction
          • Notes
          • Symptom Tables
        • Vehicle-to-Vehicle Diagnostic Comparison
        • Tire and Wheel Inspection
        • Tire and Wheel Assembly Runout Measurement - On-Vehicle
        • Tire and Wheel Assembly Runout Measurement - Off-Vehicle
          • Notes
          • Wheel Runout Measurement - Tire Dismounted
        • Brake Rotor/Drum Balance Inspection
        • Hub/Axle Flange and Wheel Stud Runout Inspection
          • Tools Required
          • Inspection Procedure
        • Tire and Wheel Assembly Isolation Test
          • Force Variation
          • Radial Force Variation
          • Lateral Force Runout
          • Isolation Test Procedure
        • Vibration in Service-Stall Test (Non-Torque Sensitive)
        • Vibration in Service-Stall Test (Torque Sensitive)
        • Propeller Shaft Runout Measurement (One-Piece)
        • Pinion Flange Runout Measurement (System Balanced Flange)
        • Pinion Flange Runout Measurement (Non-System Balanced Flange)
        • Driveline Working Angles Measurement
          • Notes
          • Measurement Procedure
        • Propeller Shaft Phasing Inspection
          • Tools Required
      • Repair Instructions
        • Tire and Wheel Assembly Balancing - Off-Vehicle
          • Notes
          • Tire and Wheel Assembly Balancer Calibration
          • Tire and Wheel Assembly Balancer Calibration Test
          • Tire and Wheel Assembly Balancing Guidelines
            • Notes
            • Static Balance
            • Dynamic Balance
          • Balancing Procedure
          • Wheel Weight Usage
            • Notes
            • Clip-on Weights
            • Wheel Weight Placement - Clip-on Weights
            • Adhesive Weights
        • Tire and Wheel Assembly Balancing - On-Vehicle
          • Tools Required
          • Balancing Procedure
        • Tire-to-Wheel Match-Mounting (Vectoring)
        • Tire and Wheel Assembly-to-Hub/Axle Flange Match-Mounting
        • Driveline System Balance Adjustment (Using EVA)
          • Notes
          • Adjustment Procedure
        • Driveline System Balance Adjustment (Without EVA)
          • Notes
          • Adjustment Procedure
        • Driveline Working Angles Adjustment
          • Notes
          • Transmission Shims
        • Propeller Shaft Phasing Correction
          • One Piece Propeller Shaft Phasing Correction
          • Multiple-Piece Propeller Shaft Phasing Correction
      • Description and Operation
        • Vibration Theory and Terminology
          • Vibration Theory
          • Basic Vibration Terminology
          • Cycle
          • Frequency
          • Amplitude
          • Free Vibration
          • Forced Vibration
          • Centrifugal Force Due to an Imbalance
          • Natural or Resonant Frequency
          • Resonance
          • Damping
          • Beating (Phasing)
          • Order
        • Electronic Vibration Analyzer (EVA) Description and Operation
          • Tools Required
          • EVA Vibration Sensor
          • EVA Vibration Sensor Placement
          • EVA Vibration Sensor-to-Component Attachment
          • EVA Software Cartridge
          • EVA Smart Strobe Function
          • EVA Strobe Balancing Function
          • Averaging/Non-Averaging Modes
          • EVA Display
        • Vibrate Software Description and Operation
        • Reed Tachometer Description
      • Special Tools and Equipment
        • Special Tools and Equipment
  • Maintenance Reminder Light (Reset Procedures)
    • Engine Oil Replacement Reminder
      • Notes
      • Engine Oil Replacement Reminder Reset - Procedure 01
      • Engine Oil Replacement Reminder Reset - Procedure 02
      • Engine Oil Replacement Reminder Reset - Procedure 03
      • Engine Oil Replacement Reminder Reset - Procedure 04
        • Notes
        • Reset Procedure
        • Alternate Method (Some Models)
      • Engine Oil Replacement Reminder Reset - Procedure 05
      • Engine Oil Replacement Reminder Reset - Procedure 06
        • Notes
        • Reset Procedure
        • Alternate Method (Some Models)
      • Engine Oil Replacement Reminder Reset - Procedure 07
      • Engine Oil Replacement Reminder Reset - Procedure 08
      • Engine Oil Replacement Reminder Reset - Procedure 09
      • Engine Oil Replacement Reminder Reset - Procedure 10
      • Engine Oil Replacement Reminder Reset - Procedure 11
        • Reset Procedure
        • Alternate Method
      • Engine Oil Replacement Reminder Reset - Procedure 12
      • Engine Oil Replacement Reminder Reset - Procedure 13
      • Engine Oil Replacement Reminder Reset - Procedure 14
      • Engine Oil Replacement Reminder Reset - Procedure 15
      • Engine Oil Replacement Reminder Reset - Procedure 16
        • Vehicles WITHOUT Driver Information Center (DIC) Buttons
        • Vehicles WITH Driver Information Center (DIC) Buttons
      • Engine Oil Replacement Reminder Reset - Procedure 17
        • Reset Procedure
        • Alternate Method (Some Models)
      • Engine Oil Replacement Reminder Reset - Procedure 18
        • Notes
        • Vehicles with DIC (& Steering Wheel Controls)
        • Vehicles with DIC (& Turn Signal Lever Controls)
        • Vehicles without DIC (Some Models)
        • Reset Using Diagnostic Scan Tool (Some Models)
      • Engine Oil Replacement Reminder Reset - Procedure 19
      • Engine Oil Replacement Reminder Reset - Procedure 20
        • With Base Audio System
        • With Navigation System
      • Engine Oil Replacement Reminder Reset - Procedure 21
      • Engine Oil Replacement Reminder Reset - Procedure 22
        • With Base Audio System
        • Without DIC
        • With Navigation System
      • Engine Oil Replacement Reminder Reset - Procedure 23
      • Engine Oil Replacement Reminder Reset - Procedure 24
      • Engine Oil Replacement Reminder Reset - Procedure 25
      • Engine Oil Replacement Reminder Reset - Procedure 26
      • Engine Oil Replacement Reminder Reset - Procedure 27
      • Engine Oil Replacement Reminder Reset - Procedure 28
      • Engine Oil Replacement Reminder Reset - Procedure 29
      • Engine Oil Replacement Reminder Reset - Procedure 30
      • Engine Oil Replacement Reminder Reset - Procedure 31
        • With Information Center Display
        • With Visual Information Center
      • Engine Oil Replacement Reminder Reset - Procedure 32
      • Engine Oil Replacement Reminder Reset - Procedure 33
        • Notes
        • Reset Procedure
        • Alternate Method (Some Models)
      • Engine Oil Replacement Reminder Reset - Procedure 34
        • Vehicles with Driver Information Center (DIC)
        • Alternate Method
      • Engine Oil Replacement Reminder Reset - Procedure 35
      • Engine Oil Replacement Reminder Reset - Procedure 36
        • Notes
        • Reset Procedure
        • Alternate Method
      • Engine Oil Replacement Reminder Reset - Procedure 37
    • Emissions Maintenance Reminder (Reminder Flag)
      • Notes
      • Emissions Maintenance Reminder Reset Procedure
    • Emissions Maintenance Reminder (Warning Light)
      • Notes
      • Emissions Maintenance Reminder Reset Procedure
    • Emissions Maintenance Reminder (Check Engine Light)
      • Notes
      • Emissions Maintenance Reminder Reset Procedure
        • Federal Emissions
        • California Emissions
    • Diesel Fuel Filter Replacement Reminder
      • Notes
      • Fuel Filter Replacement Reminder Reset Procedure
    • Maintenance Service Reminder
      • Notes
      • Maintenance Service Reminder Reset - Procedure 01
      • Maintenance Service Reminder Reset - Procedure 02
    • Timing Belt Replacement Reminder
      • Notes
      • Timing Belt Replacement Reminder Reset Procedure
        • Notes
        • Description
        • Message Reset
    • Transmission Fluid Replacement Reminder
      • Notes
      • Transmission Fluid Replacement Reminder Reset - Procedure 01
      • Transmission Fluid Replacement Reminder Reset - Procedure 02
      • Transmission Fluid Replacement Reminder Reset - Procedure 03
        • Notes
        • Resetting With Base Audio System
        • Resetting With Navigation System
      • Transmission Fluid Replacement Reminder Reset - Procedure 04
    • Tire Pressure Monitor System Reminder
      • Notes
      • TPMS Reminder Reset - Procedure 01
      • TPMS Reminder Reset - Procedure 02
      • TPMS Reminder Reset - Procedure 03
      • TPMS Reminder Reset - Procedure 04
      • TPMS Reminder Reset - Procedure 05
      • TPMS Reminder Reset - Procedure 06
      • TPMS Reminder Reset - Procedure 07
      • TPMS Reminder Reset - Procedure 08
      • TPMS Reminder Reset - Procedure 09
      • TPMS Reminder Reset - Procedure 10
      • TPMS Reminder Reset - Procedure 11
      • TPMS Reminder Reset - Procedure 12
      • TPMS Reminder Reset - Procedure 13
      • TPMS Reminder Reset - Procedure 14
        • Notes
        • Using Exterior Lamp Switch
        • Using RDS Radio, If Equipped
        • Using Scan Tool
      • TPMS Reminder Reset - Procedure 15
      • TPMS Reminder Reset - Procedure 16
      • TPMS Reminder Reset - Procedure 17
        • Notes
        • Using DIC Reset Button
        • Using Scan Tool
      • TPMS Reminder Reset - Procedure 18
      • TPMS Reminder Reset - Procedure 19
      • TPMS Reminder Reset - Procedure 20
        • Notes
        • Using DIC Reset Button
        • Using Scan Tool
      • TPMS Reminder Reset - Procedure 21
        • Using Reset Button (1999-05 Models)
        • Using Scan Tool (2003-05 Models)
      • TPMS Reminder Reset - Procedure 22
      • TPMS Reminder Reset - Procedure 23
      • TPMS Reminder Reset - Procedure 24
      • TPMS Reminder Reset - Procedure 25
      • TPMS Reminder Reset - Procedure 26
      • TPMS Reminder Reset - Procedure 27
      • TPMS Reminder Reset - Procedure 28
      • TPMS Reminder Reset - Procedure 29
      • TPMS Reminder Reset - Procedure 30
      • TPMS Reminder Reset - Procedure 31
      • TPMS Reminder Reset - Procedure 32
      • TPMS Reminder Reset - Procedure 33
      • TPMS Reminder Reset - Procedure 34
      • TPMS Reminder Reset - Procedure 35
      • TPMS Reminder Reset - Procedure 36
        • Tire Pressure Sensor Learn with EL-52545 (Preferred)
        • Tire Pressure Sensor Learn with EL-50448 (Alternative)
      • TPMS Reminder Reset - Procedure 37
  • Restraints
    • Supplemental Inflatable Restraint System Component Inspection & Replacement Tables.
      • General Motors (1988-04)
  • RPO Codes
    • RPO Code Description (Codes 001-19F)
      • RPO Code Description (Codes 001-19F)
    • RPO Code Description (Codes 19H-2EL)
      • RPO Code Description (Codes 19H-2EL)
    • RPO Code Description (Codes 2F1-44I)
      • RPO Code Description (Codes 2F1-44I)
    • RPO Code Description (Codes 44L-5J9)
      • RPO Code Description (Codes 44L-5J9)
    • RPO Code Description (Codes 5K0-6FF)
      • RPO Code Description (Codes 5K0-6FF)
    • RPO Code Description (Codes 6FG-76A)
      • RPO Code Description (Codes 6FG-76A)
    • RPO Code Description (Codes 76D-7XD)
      • RPO Code Description (Codes 76D-7XD)
    • RPO Code Description (Codes 7XF-8M0)
      • RPO Code Description (Codes 7XF-8M0)
    • RPO Code Description (Codes 8M1-9C0)
      • RPO Code Description (Codes 8M1-9C0)
    • RPO Code Description (Codes 9C1-A0F)
      • RPO Code Description (Codes 9C1-A0F)
    • RPO Code Description (Codes A0G-Ar4)
      • RPO Code Description (Codes A0G-Ar4)
    • RPO Code Description (Codes Ar5-BCP)
      • RPO Code Description (Codes Ar5-BCP)
    • RPO Code Description (Codes BCQ-C12)
      • RPO Code Description (Codes BCQ-C12)
    • RPO Code Description (Codes C13-Cur)
      • RPO Code Description (Codes C13-Cur)
    • RPO Code Description (Codes Cut-Dir)
      • RPO Code Description (Codes Cut-Dir)
    • RPO Code Description (Codes Dr7-EHE)
      • RPO Code Description (Codes Dr7-EHE)
    • RPO Code Description (Codes EHF-F5P)
      • RPO Code Description (Codes EHF-F5P)
    • RPO Code Description (Codes F5Q-G1V)
      • RPO Code Description (Codes F5Q-G1V)
    • RPO Code Description (Codes G1W-HFN)
      • RPO Code Description (Codes G1W-HFN)
    • RPO Code Description (Codes HFO-JRG)
      • RPO Code Description (Codes HFO-JRG)
    • RPO Code Description (Codes JRH-KLY)
      • RPO Code Description (Codes JRH-KLY)
    • RPO Code Description (Codes KLZ-LQX)
      • RPO Code Description (Codes KLZ-LQX)
    • RPO Code Description (Codes LQY-MW9)
      • RPO Code Description (Codes LQY-MW9)
    • RPO Code Description (Codes MWE-ODK)
      • RPO Code Description (Codes MWE-ODK)
    • RPO Code Description (Codes ODL-Ora)
      • RPO Code Description (Codes ODL-Ora)
    • RPO Code Description (Codes Orb-PDE)
      • RPO Code Description (Codes Orb-PDE)
    • RPO Code Description (Codes PDF-QH6)
      • RPO Code Description (Codes PDF-QH6)
    • RPO Code Description (Codes QH7-R8D)
      • RPO Code Description (Codes QH7-R8D)
    • RPO Code Description (Codes R8E-T07)
      • RPO Code Description (Codes R8E-T07)
    • RPO Code Description (Codes T08-TJ0)
      • RPO Code Description (Codes T08-TJ0)
    • RPO Code Description (Codes TJ1-U10)
      • RPO Code Description (Codes TJ1-U10)
    • RPO Code Description (Codes U11-Us9)
      • RPO Code Description (Codes U11-Us9)
    • RPO Code Description (Codes USB-VG9)
      • RPO Code Description (Codes USB-VG9)
    • RPO Code Description (Codes VGA-W5Y)
      • RPO Code Description (Codes VGA-W5Y)
    • RPO Code Description (Codes W5Z-XE3)
      • RPO Code Definitions (Codes W5Z-XE3)
    • RPO Code Description (Codes XE4-Y9Z)
      • RPO Code Description (Codes XE4-Y9Z)
    • RPO Code Description (Codes Ya2-ZD9)
      • RPO Code Description (Codes Ya2-ZD9)
    • RPO Code Description (Codes ZDE-ZZZ)
      • RPO Code Description (Codes ZDE-ZZZ)
  • Specifications Index
    • Common Specs & Procedures
      • Specifications Index
  • Steering
    • Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
      • Steering & Suspension Systems
        • Notes
        • Map Standards Of Service
        • The Map Process - Overview
        • The Map Process - Overview Of Service Requirements And Suggestions
      • Wheel And Tire
        • Notes
        • Tires
        • Mounting Tires
        • Vehicle Tire Placard
        • Tire Rotation
        • Wheel Lug Nut Torque & Clamping Force
        • Popular Tire Rotation Patterns
        • Wheels And Rims
        • Tire Pressure Monitoring Systems
      • Steering & Suspension CHECKSHEET
      • Wheels & Tires CHECKSHEET
      • Steering And Suspension, Wheel Alignment, Wheels And Tires
        • Notes
        • Active Handling
        • Active Suspension Control Modules
        • Active Variable Ratio Steering
        • Active Yaw Control
        • Adaptive Cruise Control
        • Advance TRAC
        • Air Bags
        • Air Ride Control Modules
        • Air Ride Suspension Torsion Springs (Counter Balancing)
        • Air Ride Suspension
        • Air Ride Tubes
        • Air Shocks And Air Struts
        • Air Spring Valves
        • Air Springs
        • Air Suspension Control Valves
        • Air Suspension DRIERS
        • Axle Acceleration Sensor
        • Ball Joints
        • Body Acceleration Sensor
        • Bushings
        • Center Links
        • Compressors
        • Continuous Damping Control
        • Control Arm Shafts
        • Control Arms
        • Control Modules
        • Distance Regulation Control Module
        • Distance Regulation Sensor
        • Drag Links
        • Dynamic Stability Control
        • Dynamic Stability Traction Control
        • Electronic Ride Control Shocks And Struts
        • Electronic Stability Control
        • Electronic Suspension System
        • Flex Couplers
        • Gaskets
        • Height Sensors
        • Hydraulic Hoses
        • Hydraulic Power Steering Pumps
        • Hydraulic Suspension Hoses
        • Hydraulic Suspension Pumps
        • Idler Arms
        • Intermediate Shaft U-Joints
        • King Pins
        • Modules
        • Pitman Arms
        • Power Steering Belts
        • Power Steering Coolers
        • Power Steering Fluid
        • Power Steering Hoses
        • Power Steering Lines (Steel)
        • Power Steering Pumps - Electric
        • Power Steering Pumps
        • Radar Sensor
        • Radius Arms
        • Relay Rods
        • Relays
        • Sensors
        • Shock Absorbers, Strut Cartridges And Strut Assemblies
        • Spindles
        • Springs, Coil, Leaf And Torsion Bars
        • STABILITRAC
        • Stability Management System
        • Steering Angle Sensor
        • Steering Arms
        • Steering Couplers
        • Steering Dampers
        • Steering Gears (Except Rack And Pinion)
        • Steering Gears, Rack And Pinion
        • Steering Knuckles
        • Strike Out Bumpers
        • Strut Bearing Plate Assemblies
        • Strut Rods
        • Suspension Pumps (Hydraulic)
        • Sway Bar Links
        • Sway Bar Mounting Bushings
        • Sway Bars
        • Switches
        • Tie Rod Ends (Inner And Outer)
        • Tire Pressure Monitoring System
        • Tire Pressure Sensors
        • Tires
        • Torque Sensor
        • Torsion Springs
        • Track Bar Bushings
        • Track Bars
        • Trailing Arm Bushings
        • Trailing Arms
        • Valve Stems
        • Vehicle Dynamics Control
        • Vehicle Speed Sensor
        • Vehicle Stability Assist
        • Vehicle Stability/Skid Control
        • Warning Lamps
        • Wheel Alignment
        • Wheel Attachment Hardware
        • Wheel Bearings, Races And Seals
        • Wheels (Rims)
        • Wiring Harnesses And Connectors
      • Reason Code Explanation
      • Automotive Terminology & Definitions
    • Wheel Alignment Theory & Operation - General Information
      • * Please Read This First *
      • Pre-Alignment Instructions
        • Notes
        • General Alignment Checks
      • Adjustments
        • Notes
        • Camber
        • Caster
        • Toe-In Adjustment
        • Toe-Out On Turns
        • Steering Axis Inclination
  • Trouble Shooting - Manual Transmission - General Information
    • * Please Read This First *
    • Introduction
• Heating, Ventilation & A/C (HVAC)
  • General Servicing
    • Cabin Air Filter (Special Applications) - General Information
      • Cabin Air Filter Applications
    • HVAC Systems - General Servicing
      • USING R-134a REFRIGERANT
        • Handling/Safety Precautions
        • IDENTIFYING R-134a SYSTEMS & COMPONENTS
          • Notes
          • Fittings & "O" Rings
          • Underhood A/C Specification Labels
        • Refrigerant Oils
      • System Service Valves
        • SCHRADER-Type Valves
        • Special Valve Connectors
        • R-134a SERVICE VALVES/PORTS
        • Service Valve Locations
      • Service Equipment
      • Manifold Gauge Set
        • Notes
        • Connecting Gauge Set
          • Notes
          • Schrader-Type Valves
        • Stabilizing A/C System
      • Pressure-Temperature Relationship
      • Pressure Gauge Readings
      • Recovery/Evacuation & Recharging
        • DAIMLERCHRYSLER Corp.
          • Notes
          • Refrigerant System Service Equipment
          • Manifold Gauge Set Connections
          • Refrigerant Recovery
          • Refrigerant System Evacuate
          • Refrigerant System Charge
        • Ford Motor Co.
          • Notes
          • Refrigerant System Recovery
          • Refrigerant System Evacuation
          • Refrigerant System Charging
        • General Motors
        • Jeep
      • Filtering Procedures (Ford)
        • A/C System Filtering (Focus)
        • A/C System Filtering (Villager)
        • A/C System Filtering (Except Focus & Villager)
      • Flushing Procedures
        • DAIMLERCHRYSLER Corp.
        • Ford Motor Co.
        • General Motors
        • Jeep
      • Leak Testing
        • Notes
        • Types Of Leak Detectors
          • Bubble Solution Detector
          • Dye Solution
          • Fluorescent Leak Detection
          • Electronic Leak Detector
        • Preparation For Leak Testing
        • Bubble Detector Leak Testing Procedure
        • Electronic Leak Testing Procedure
        • Dye Solution Leak Testing Procedures
        • Fluorescent Dye Leak Testing Procedures
  • HVAC Control Systems
    • Heating, Ventilation And Air Conditioning
      • Specifications
        • Fastener Tightening Specifications
          • Fastener Tightening Specifications
        • Refrigerant System Capacities
          • Refrigerant System Capacities
      • Diagnostic Information And Procedures
        • Diagnostic Starting Point - Heating, Ventilation And Air Conditioning
        • Leak Testing
          • Refrigerant Leak Testing
          • Fluorescent Leak Detector
          • Fluorescent Dye Injection
          • Halogen Leak Detector
        • Air Conditioning (A/C) System Performance Test
          • Test Description
            • Notes
            • Air Conditioning (A/C) System Performance Test
          • A/C Performance Table
          • A/C Performance Table - with Rear A/C
          • A/C Performance Table - with Rear A/C and V8
        • Air Conditioning (A/C) Diagnostics - Pressure Zone A
        • Air Conditioning (A/C) Diagnostics - Pressure Zone B
        • Air Conditioning (A/C) Diagnostics - Pressure Zone C
        • Air Conditioning (A/C) Diagnostics - Pressure Zone D
        • Heating Performance Diagnostic (Body Vin Type 6)
        • Heating Performance Diagnostic (Body Vin Type 3)
        • Defrosting Insufficient
        • Noise Diagnosis - Auxiliary Blower Motor
        • Noise Diagnosis - Blower Motor
        • Noise Diagnosis - Air Conditioning (A/C) System
        • Noise Diagnosis - HVAC Module
        • Odor Diagnosis
      • Repair Instructions
        • Odor Correction
          • Eliminating Air Conditioning Odor
        • Refrigerant Recovery and Recharging
          • Notes
          • A/C Refrigerant System Oil Charge Replenishing
        • Flushing (Body VIN Type 3)
        • Flushing (Body VIN Type 6)
        • Compressor Oil Balancing
          • Draining Procedure
          • Balancing Procedure
        • Compressor Replacement (Body Type VIN 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Compressor Replacement (Body Type VIN 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Sealing Washer Replacement
          • Removal Procedure
          • Installation Procedure
        • O-Ring Replacement
          • Removal Procedure
          • Installation Procedure
        • Compressor Hose Assembly Replacement (Body VIN Type 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Compressor Hose Assembly Replacement (Body VIN Type 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Tube Replacement (Body VIN 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Tube Replacement (Body VIN6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Expansion (Orifice) Tube Replacement (Body VIN Code 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Expansion (Orifice) Tube Replacement (Body VIN Code 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Compressor Relay Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Conditioning (A/C) Low Pressure Switch Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Condenser Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Accumulator Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Assembly Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Core Replacement
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Inlet (Body Type VIN 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Inlet (Body Type VIN 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Outlet (LL8)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Outlet (LM4)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Relay Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Resistor Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Distributor Duct Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel - Center
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel - Right
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Rear Floor
          • Removal Procedure
          • Installation Procedure
        • Defroster Duct Replacement - Windshield
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Duct Replacement - Floor, LH
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Duct Replacement - Floor, RH
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Defroster Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Mode Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Recirculation Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Coolant Bypass Valve Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Core Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Resistor Replacement Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Replacement - Auxiliary (Body VIN Type 6)
          • Removal Procedure
          • Installation Procedure
        • Air Distribution Ducts Replacement - Auxiliary (Lower)
          • Removal Procedure
          • Installation Procedure
        • Air Distribution Ducts Replacement Auxiliary (Upper)
          • Removal Procedure
          • Installation Procedure
        • Heater Core Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Heater Core Cover Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Thermal Expansion Valve Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Case Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Case Sump Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Pass Thru Seal Replacement - Auxiliary
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Core Replacement - Auxiliary
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Block Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Heater and Air Conditioning (A/C) Pipe
          • Replacement/Repair - Auxiliary
            • Notes
            • Minimum Tube Length Required Table
            • Straight Line Repair
            • Line Sectioning Repair
        • Evaporator Drain Hose Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
    • HVAC Systems - Automatic
      • Specifications
        • Notes
        • Fastener Tightening Specifications
        • Sensor Resistance Table
      • Schematic Wiring Diagrams
        • HVAC Schematic Icons
        • HVAC Wiring Schematics
      • Component Locator
        • HVAC Component Views
        • HVAC Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic System Check - HVAC Systems - Automatic
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B0145, B0428, or B3531
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B0150, B0433, Or B3782: Feedback Circuit Malfunction
          • DTC Descriptors
          • Circuit/System Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Reference Information
            • Schematic Reference
            • Connector End View Reference
            • Description and Operation
            • Electrical Information Reference
            • Scan Tool Reference
          • Circuit/System Verification
          • Circuit/System Testing
          • Repair Instructions
        • DTC B0159 or B0164
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B0174, B0179, B0510, or B0515
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B0183 or B0188
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC B0229, B0414, B0424, B3761, or B3770
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B0248, B0263, B0268, B0408, or B0418
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B1375
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC B2815
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the MIL/DTC
          • Test Description
        • DTC P0530
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - HVAC Systems - Automatic
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • HVAC Compressor Clutch Does Not Engage
          • Diagnostic Aids
          • Test Description
        • HVAC Compressor Clutch Does Not Disengage
          • Test Description
        • Blower Motor Always On
        • Blower Motor Inoperative
        • Blower Motor Malfunction
          • Test Description
        • Blower Motor Always On - Auxiliary (Body Type VIN 3)
        • Blower Motor Always On - Auxiliary (Body Type VIN 6)
        • Blower Motor Inoperative - Auxiliary (Body Type VIN 3)
          • Test Description
        • Blower Motor Inoperative - Auxiliary (Body Type VIN 6)
        • Blower Motor Malfunction - Auxiliary (Body Type VIN 3)
        • Blower Motor Malfunction - Auxiliary (Body Type VIN 6)
        • Too Hot in Vehicle
          • Diagnostic Aids
          • Test Description
        • Too Cold in Vehicle
          • Diagnostic Aids
          • Test Description
        • Too Hot in Vehicle - Auxiliary (VIN 3)
          • Diagnostic Aids
          • Test Description
        • Too Hot in Vehicle - Auxiliary (VIN 6)
          • Test Description
        • Too Cold in Vehicle - Auxiliary (VIN 3)
          • Diagnostic Aids
          • Test Description
        • Too Cold in Vehicle - Auxiliary (VIN 6)
          • Test Description
        • Air Delivery Improper
          • Diagnostic Aids
        • Air Delivery Improper - Auxiliary (Body Type VIN 3)
          • Diagnostic Aids
        • Air Delivery Improper - Auxiliary (Body Type VIN 6)
        • Air Recirculation Malfunction
          • Diagnostic Aids
        • Steering Wheel Controls Inoperative
        • Vacuum Control System Diagnostic
        • Ambient Air Temperature Update Procedure
        • Re-Calibrating Actuators (Primary)
        • Re-Calibrating Actuators (Auxiliary HVAC)
      • Repair Instructions
        • HVAC Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • HVAC Control Module Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Control Processor Replacement
          • Removal Procedure
          • Installation Procedure
        • Front Auxiliary Blower Motor Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Processor Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Recirculation Actuator Replacement
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Defroster Actuator Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Right
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Left
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Mode Cam Replacement
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement - Console
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Sensor Replacement - Upper Right
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Sensor Replacement - Upper Left
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Sensor Replacement - Lower Left
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Sensor Replacement - Lower Right
          • Removal Procedure
          • Installation Procedure
        • Inside Air Temperature Sensor Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Sun Load Sensor Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Air Delivery Description and Operation
          • Notes
          • HVAC Control Components
            • HVAC Control Module
            • Auxiliary HVAC Control Module-VIN 6
            • Defrost Actuator
            • Mode Actuator
            • Auxiliary Mode Actuator-VIN 6
            • Auxiliary Console Mode Actuator
            • Blower Motor Control Processor
          • Air Speed - Front Control
          • Air Speed - Auxiliary - VIN 6
          • Air Speed - Auxiliary - VIN 3
            • Notes
            • OFF Mode
            • Steering Wheel Blower Motor Switch
          • Air Distribution
            • Notes
            • Mode Actuator
            • Defrost Actuator
            • Front Defrost
          • Air Distribution - Auxiliary Control VIN 3
          • Air Distribution - Auxiliary Control VIN 6
          • Recirculation Operation
          • Automatic Operation
        • Air Temperature Description and Operation
          • Notes
          • HVAC Control Components
            • HVAC Control Module
            • Auxiliary HVAC Control Module-VIN 6
            • Air Temperature Actuator
            • Auxiliary Air Temperature Actuator-VIN 6
            • Air Temperature Sensors
            • Sunload Sensor
            • A/C Refrigerant Pressure Sensor
            • A/C Low Pressure Switch
            • Coolant Bypass Valve
          • Heating and A/C Operation
          • Auxiliary Heating and A/C Operation
          • Automatic Operation
          • Steering Wheel Controls
          • Engine Coolant
          • A/C Cycle
          • A/C Cycle with Auxiliary
      • Special Tools and Equipment
    • HVAC Systems - General Servicing
      • USING R-134a REFRIGERANT
        • Handling/Safety Precautions
        • IDENTIFYING R-134a SYSTEMS & COMPONENTS
          • Notes
          • Fittings & "O" Rings
          • Underhood A/C Specification Labels
        • Refrigerant Oils
      • System Service Valves
        • SCHRADER-Type Valves
        • Special Valve Connectors
        • R-134a SERVICE VALVES/PORTS
        • Service Valve Locations
      • Service Equipment
      • Manifold Gauge Set
        • Notes
        • Connecting Gauge Set
          • Notes
          • Schrader-Type Valves
        • Stabilizing A/C System
      • Pressure-Temperature Relationship
      • Pressure Gauge Readings
      • Recovery/Evacuation & Recharging
        • DAIMLERCHRYSLER Corp.
          • Notes
          • Refrigerant System Service Equipment
          • Manifold Gauge Set Connections
          • Refrigerant Recovery
          • Refrigerant System Evacuate
          • Refrigerant System Charge
        • Ford Motor Co.
          • Notes
          • Refrigerant System Recovery
          • Refrigerant System Evacuation
          • Refrigerant System Charging
        • General Motors
        • Jeep
      • Filtering Procedures (Ford)
        • A/C System Filtering (Focus)
        • A/C System Filtering (Villager)
        • A/C System Filtering (Except Focus & Villager)
      • Flushing Procedures
        • DAIMLERCHRYSLER Corp.
        • Ford Motor Co.
        • General Motors
        • Jeep
      • Leak Testing
        • Notes
        • Types Of Leak Detectors
          • Bubble Solution Detector
          • Dye Solution
          • Fluorescent Leak Detection
          • Electronic Leak Detector
        • Preparation For Leak Testing
        • Bubble Detector Leak Testing Procedure
        • Electronic Leak Testing Procedure
        • Dye Solution Leak Testing Procedures
        • Fluorescent Dye Leak Testing Procedures
    • HVAC Systems - Manual
      • Specifications
        • Fastener Tightening Specifications
      • Schematic and Routing Diagrams
        • HVAC Schematic Icons
        • HVAC Schematics (Blower, Recirculation Actuator)
      • Component Locator
        • HVAC Component Views
        • HVAC Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic System Check - HVAC Systems - Manual
          • Test Description
        • Scan Tool Output Controls
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC B0145, B0428, or B3531
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B0248, B0263, B0408, or B0418
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B0414, B0424, B3761, or B3770
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • DTC B1375
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
        • DTC P0530
          • Circuit Description
          • Conditions for Running the DTC
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Diagnostic Aids
          • Test Description
        • Symptoms - HVAC Systems - Manual
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • HVAC Compressor Clutch Does Not Engage
          • Diagnostic Aids
          • Test Description
        • HVAC Compressor Clutch Does Not Disengage
          • Test Description
        • Blower Motor Always On
          • Test Description
        • Blower Motor Inoperative
          • Test Description
        • Blower Motor Malfunction
          • Test Description
        • Blower Motor Always On - Auxiliary (Body Type VIN 6)
        • Blower Motor Always On - Auxiliary (Body Type VIN 3)
        • Blower Motor Inoperative - Auxiliary (Body Type VIN 6 )
        • Blower Motor Inoperative - Auxiliary (Body Type VIN 3)
          • Test Description
        • Blower Motor Malfunction - Auxiliary (Body Type VIN 6)
        • Blower Motor Malfunction - Auxiliary (Body Type VIN 3)
        • Too Hot in Vehicle
        • Too Cold in Vehicle
        • Too Hot in Vehicle - Auxiliary
          • Test Description
        • Too Cold in Vehicle - Auxiliary
          • Test Description
        • Air Delivery Improper
          • Diagnostic Aids
        • Air Delivery Improper - Auxiliary (With Body Type VIN 3)
        • Air Delivery Improper - Auxiliary (With Body Type VIN 6)
        • Air Recirculation Malfunction
        • Vacuum Control System Diagnostic
        • Re-Calibrating Actuators (Primary)
        • Re-Calibrating Actuators (Auxiliary HVAC)
      • Repair Instructions
        • HVAC Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • HVAC Control Module Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Mode Cam Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Right
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Left
          • Removal Procedure
          • Installation Procedure
        • Defroster Actuator Replacement
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Recirculation Actuator Replacement
          • Removal Procedure
          • Installation Procedure
        • Front Auxiliary Blower Motor Switch Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Actuator Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement - Console
          • Removal Procedure
          • Installation Procedure
        • Mode Actuator Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Air Delivery Description and Operation
          • Notes
          • HVAC Control Components
            • HVAC Control Module
            • Auxiliary HVAC Control Module
            • Defrost Actuator
            • Mode Actuator
            • Auxiliary Mode Actuator
            • Auxiliary Console Mode Actuator
          • Air Speed - Front Control
            • Notes
            • Low Blower Speed
            • Medium Blower Speeds
            • High Blower Speed
          • Air Speed - Auxiliary
          • Air Distribution
            • Notes
            • Mode Actuator
            • Defrost Actuator
            • Front Defrost
          • Air Distribution - Auxiliary Control
          • Recirculation Operation
        • Air Temperature Description and Operation
          • Notes
          • HVAC Control Components
            • HVAC Control Module
            • Auxiliary HVAC Control Module - VIN 6
            • Air Temperature Actuator
            • Auxiliary Air Temperature Actuator - VIN 6
            • A/C Refrigerant Pressure Sensor
            • A/C Low Pressure Switch
            • Coolant Bypass Valve
          • Heating and A/C Operation
          • Auxiliary Heating and A/C Operation
          • Engine Coolant
          • A/C Cycle
          • A/C Cycle with Auxiliary
      • Special Tools and Equipment
        • Special Tools
    • HVAC Systems - Troubleshooting
      • Specifications
        • Fastener Tightening Specifications
        • Refrigerant System Capacities
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Heating, Ventilation and Air Conditioning
        • Leak Testing
          • Notes
          • Refrigerant Leak Testing
          • Fluorescent Leak Detector
          • Fluorescent Dye Injection
          • Halogen Leak Detector
        • Air Conditioning (A/C) System Performance Test
          • Test Description
        • Air Conditioning (A/C) Diagnostics - Pressure Zone A
        • Air Conditioning (A/C) Diagnostics - Pressure Zone B
        • Air Conditioning (A/C) Diagnostics - Pressure Zone C
        • Air Conditioning (A/C) Diagnostics - Pressure Zone D
        • Heating Performance Diagnostic
        • Defrosting Insufficient (A/C Standard Equipment)
        • Noise Diagnosis - Auxiliary Blower Motor
        • Noise Diagnosis - Blower Motor
        • Noise Diagnosis - Air Conditioning (A/C) System
        • Noise Diagnosis - HVAC Module
        • Odor Diagnosis
      • Repair Instructions
        • Odor Correction
          • Eliminating Air Conditioning Odor
        • Refrigerant Recovery and Recharging
          • Notes
          • A/C Refrigerant System Oil Charge Replenishing
        • Flushing
        • Compressor Oil Balancing
          • Draining Procedure
          • Balancing Procedure
        • Compressor Replacement (Body Type VIN 3)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Sealing Washer Replacement
          • Removal Procedure
          • Installation Procedure
        • Compressor Sealing Washers Replacement
        • O-Ring Replacement
          • Removal Procedure
          • Installation Procedure
        • Compressor Hose Assembly Replacement (Body VIN Type 3)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Evaporator Tube Replacement (Body VIN 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Tube Replacement (Body VIN 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Expansion (Orifice) Tube Replacement (Body VIN Code 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Expansion (Orifice) Tube Replacement (Body VIN Code 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Compressor Relay Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Conditioning (A/C) Low Pressure Switch Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Air Conditioning (A/C) Refrigerant Pressure Sensor Replacement
          • Removal Procedure
          • Installation Procedure
        • Condenser Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Accumulator Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Assembly Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Evaporator Core Replacement
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Inlet (Body Type VIN 6)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Inlet (Body Type VIN 3)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Heater Hose Replacement - Outlet (LL8)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Coolant Bypass Valve Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Relay Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Resistor Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Distributor Duct Replacement
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel - Center
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Instrument Panel - Right
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Replacement - Rear Floor
          • Removal Procedure
          • Installation Procedure
        • Defroster Duct Replacement - Windshield
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Duct Replacement - Floor, LH
          • Removal Procedure
          • Installation Procedure
        • Air Outlet Duct Replacement - Floor, RH
          • Removal Procedure
          • Installation Procedure
        • Air Temperature Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Defroster Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Mode Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Recirculation Door Replacement
          • Removal Procedure
          • Installation Procedure
        • Heater Core Replacement
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Resistor Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Replacement - Auxiliary (Body VIN Type 3)
          • Removal Procedure
          • Installation Procedure
        • Blower Motor Replacement - Auxiliary (Body VIN Type 6)
          • Removal Procedure
          • Installation Procedure
        • Air Distribution Ducts Replacement - Auxiliary (Lower)
          • Removal Procedure
          • Installation Procedure
        • Air Distribution Ducts Replacement - Auxiliary (Upper)
          • Removal Procedure
          • Installation Procedure
        • Heater Core Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Heater Core Cover Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Thermal Expansion Valve Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Case Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Case Sump Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • HVAC Module Pass Thru Seal Replacement - Auxiliary
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Evaporator Core Replacement - Auxiliary
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Evaporator Block Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
        • Heater and Air Conditioning (A/C) Pipe Replacement/Repair - Auxiliary
          • Tools Required
            • Notes
            • Minimum Tube Length Required Table
          • Straight Line Repair
          • Line Sectioning Repair
        • Evaporator Drain Hose Replacement - Auxiliary
          • Removal Procedure
          • Installation Procedure
      • Special Tools and Equipment
        • Special Tools
• Restraints
  • Air Bag, SRS
    • Supplemental Inflatable Restraint System
      • Description & Operation
        • Notes
        • Air Bag Modules
        • Air Bag Warning Light
        • Electronic Frontal Sensor (EFS)
        • Knee Bolsters
        • Sensing & Diagnostic Module (SDM)
        • Side Impact Sensor (Sis)
        • Sir Coil Assembly
      • Component Locations
      • System Operation Check
      • Air Bag Safety Precautions
      • Adjustments
        • Centering Sir Coil Assembly
          • With Centering Window & Service Lock
          • With Centering Window & No Service Lock
          • With Service Lock & No Centering Window
          • Without Centering Window Or Service Lock
      • Disabling & Activating Air Bag System
        • Notes
        • Disabling System
        • Activating System
      • Disposal Procedures
        • Notes
        • On-Vehicle Deployment
        • Off-Vehicle Deployment
      • Post-Collision Inspection
      • Removal & Installation
        • Notes
        • Air Bag Modules
          • Removal & Installation (Driver-side)
          • Removal & Installation (Passenger-side)
          • Removal & Installation (Side Impact)
        • Center Console
          • Removal & Installation
        • Electronic Frontal Sensor (EFS)
          • Removal & Installation
        • Instrument Panel Cluster (IPC)
          • Removal & Installation
        • Sensing & Diagnostic Module (SDM)
          • Removal & Installation
        • Side Impact Sensor (Sis)
          • Removal & Installation
        • Sir Coil Assembly
          • Notes
          • Removal & Installation
        • Steering Wheel
          • Removal & Installation
      • Diagnostics
        • Notes
        • Diagnostic Trouble Codes (DTC'S)
        • Scan Tool Diagnostics
        • Diagnostic Procedures
          • Notes
          • Perform SIR Diagnostic System Check
          • Refer To Proper Diagnostic Test
          • Repeat SIR Diagnostic System Check
        • Sir Diagnostic System Check
          • Circuit Description
          • Diagnostic Procedure
        • Connector Identification
      • Diagnostic Tests
        • Air Bag Warning Light Circuit Malfunction
          • Circuit Description
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0012, B0013, B0014, B0016, B0017, B0018: Passenger-Side Air Bag Deployment Loop Stage 2 Resistance Low/Stage 2 Resistance High/Stage 2 Short To Ground Or Voltage/Stage 1 Resistance Low/Stage 1 Resistance High/Stage 1 Short To Ground Or Voltage
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0022, B0024, B0026, B0042, B0043, B0044: Driver Deployment Loop Stage 1 Resistance Low/Stage1 Short To Ground Or Voltage/Stage 1 Resistance High/Stage 2 Resistance Low/Stage 2 Short To Ground Or Voltage/Stage 2 Resistance High
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0028, B0029, B0030: Passenger Side Impact Air Bag Deployment Loop Resistance Low/Resistance High/Short To Ground Or Voltage
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0040, B0041, B0045: Driver Side Impact Air Bag Deployment Loop Resistance Low/Resistance High/Short To Ground Or Voltage
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0051: Deployment Commanded
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Procedure
        • DTC B0053: Deployment Commanded With Loop Malfunction
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0077: Driver-Side Sis Circuit Malfunction
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0078: Passenger-Side Sis Circuit Malfunction
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0079: Incorrect Driver-Side Sis Installed
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0080: Discard Driver-Side Sis
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Procedure
        • DTC B0081: Incorrect Passenger-Side Sis Installed
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0082: Discard Passenger-Side Sis
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0100: Driver-Side EFS Circuit Malfunction
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0101: Passenger-Side EFS Circuit Malfunction
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0102: Driver-Side EFS NOK Message
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0103: Incorrect Driver-Side EFS Installed
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0104: Passenger-Side EFS NOK Message
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B0105: Incorrect Passenger-Side EFS Installed
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B1000: Internal SDM Failure
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
        • DTC B1001: Option Configuration Error
          • Circuit Description
          • Conditions For Setting DTC
          • Action Taken
          • Conditions For Clearing DTC
          • Diagnostic Aids
          • Diagnostic Procedure
      • Wire Repair
      • Torque Specifications
      • Wiring Diagrams
    • Supplemental Inflatable Restraint System Deactivation Procedures
      • Special Care During Mechanical Repairs
      • CHRYSLER
        • Notes
        • System Operation Check
          • Caravan, Concord, Intrepid, Neon, Prowler, PT Cruiser, Sebring Convertible, Sebring Sedan, Stratus Sedan, Town & Country, Viper, Voyager & 300M
          • Dakota, Durango, Ram Pickup, Ram Van & Ram Wagon
          • Sebring Coupe & Stratus Coupe
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
      • Ford Motor Co.
        • System Operation Check
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Blackwood)
          • Activating System (Blackwood)
          • Disabling System (Continental)
          • Activating System (Continental)
          • Disabling System (Cougar)
          • Activating System (Cougar)
          • Disabling System (Crown Victoria & Grand Marquis)
          • Activating System (Crown Victoria & Grand Marquis)
          • Disabling System (Econoline)
          • Activating System (Econoline)
          • Disabling System (Escape)
          • Activating System (Escape)
          • Disabling System (Escort & ZX2)
          • Activating System (Escort & ZX2)
          • Disabling System (Excursion & F250/350 Super Duty)
          • Activating System (Excursion & F250/350 Super Duty)
          • Disabling System (Expedition & Navigator)
          • Activating System (Expedition & Navigator)
          • Disabling System (Explorer & Mountaineer)
          • Activating System (Explorer & Mountaineer)
          • Disabling System (Explorer Sport & Explorer Sport Trac)
          • Activating System (Explorer Sport & Explorer Sport Trac)
          • Disabling System (Focus)
          • Activating System (Focus)
          • Disabling System (F150)
          • Activating System (F150)
          • Disabling System (LS & Thunderbird)
          • Activating System (LS & Thunderbird)
          • Disabling System (Mustang)
          • Activating System (Mustang)
          • Disabling System (Ranger)
          • Activating System (Ranger)
          • Disabling System (Sable & Taurus)
          • Activating System (Sable & Taurus)
          • Disabling System (Town Car)
          • Activating System (Town Car)
          • Disabling System (Villager)
          • Activating System (Villager)
          • Disabling System (Windstar)
          • Activating System (Windstar)
        • Air Bag Simulator
        • Driver Air Bag Module
          • Notes
          • Removal & Installation (Blackwood, Econoline, Excursion, Expedition, Explorer, Explorer Sport, Explorer Sport Trac, F150, F250/350 Super Duty, Mountaineer & Navigator)
          • Removal & Installation (Continental, Cougar, Escort, Focus, LS, Mustang, Ranger, Thunderbird, Town Car & ZX2)
          • Removal & Installation (Crown Victoria & Grand Marquis)
        • Passenger Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
          • Removal & Installation (Crown Victoria & Grand Marquis)
          • Removal & Installation (Escort & ZX2)
          • Removal & Installation (Expedition & Navigator)
          • Removal & Installation (Explorer Sport, Explorer Sport Trac & Ranger)
          • Removal & Installation (Sable & Taurus)
          • Removal & Installation (Town Car)
        • Side Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
        • Torque Specifications
      • General Motors
        • Notes
        • System Operation Check
          • Prizm
          • Pickups With Passenger Air Bag
          • All Models Except Prizm & Pickups With Passenger Air Bag
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Alero, Grand Am & Malibu)
          • Activating System (Alero, Grand Am & Malibu)
          • Disabling System (Astro & Safari)
          • Activating System (Astro & Safari)
          • Disabling System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Activating System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Disabling System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Activating System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Disabling System (Aztek & Rendezvous)
          • Activating System (Aztek & Rendezvous)
          • Disabling System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Activating System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Disabling System (Camaro & Firebird)
          • Activating System (Camaro & Firebird)
          • Disabling System (Cavalier & Sunfire)
          • Activating System (Cavalier & Sunfire)
          • Disabling System (Century, Grand Prix, Intrigue & Regal)
          • Activating System (Century, Grand Prix, Intrigue & Regal)
          • Disabling System (Chevy Express & Savana)
          • Activating System (Chevy Express & Savana)
          • Disabling System (Corvette)
          • Activating System (Corvette)
          • Disabling System (DeVille & Seville)
          • Activating System (DeVille & Seville)
          • Disabling System (Eldorado)
          • Activating System (Eldorado)
          • Disabling System (Impala & Monte Carlo)
          • Activating System (Impala & Monte Carlo)
          • Disabling System (Montana, Silhouette & Venture)
          • Activating System (Montana, Silhouette & Venture)
          • Disabling System (Prizm)
          • Activating System (Prizm)
          • Disabling System (Saturn, L Series)
          • Activating System (Saturn, L Series)
          • Disabling System (Saturn, S Series)
          • Activating System (Saturn, S Series)
          • Disabling System (Saturn Vue)
          • Activating System (Saturn Vue)
          • Disabling System (Tracker)
          • Activating System (Tracker)
      • Jeep
        • System Operation Check
          • Grand Cherokee, Liberty & Wrangler
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
  • Restraints Control Systems
    • Seat Belt System
      • Specification
      • Schematic and Routing Diagrams
      • Component Locator
        • Seat Belt Component Views
        • Seat Belt Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point-Seat Belts
        • Operational and Functional Checks
        • Symptoms-Seat Belts
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
          • Fasten Safety Belt Indicator/Chime Always On
          • Fasten Safety Belt Indicator/Chime Inoperative
        • Seat Belt Service Precautions
      • Repair Instructions
        • Repairs and Inspections Required After a Collision
        • Seat Belt Buckle Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - Center Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - Center Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - No. 2 Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Side Buckle Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Side Buckle Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 2 Left Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 2 Right Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 1 Center Rear (TrailBlazer, Envoy and Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 1 Center Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Lower Anchor Assembly Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Child Restraint Tether Anchor Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Child Restraint Tether Anchor Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Seat Belt System Description and Operation
          • Front Seat Belt System Operation
          • Child Seat Restraint System
          • Seat Belt System Circuit Description
    • Supplemental Inflatable Restraint System Deactivation Procedures
      • Special Care During Mechanical Repairs
      • CHRYSLER
        • Notes
        • System Operation Check
          • Caravan, Concord, Intrepid, Neon, Prowler, PT Cruiser, Sebring Convertible, Sebring Sedan, Stratus Sedan, Town & Country, Viper, Voyager & 300M
          • Dakota, Durango, Ram Pickup, Ram Van & Ram Wagon
          • Sebring Coupe & Stratus Coupe
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
      • Ford Motor Co.
        • System Operation Check
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Blackwood)
          • Activating System (Blackwood)
          • Disabling System (Continental)
          • Activating System (Continental)
          • Disabling System (Cougar)
          • Activating System (Cougar)
          • Disabling System (Crown Victoria & Grand Marquis)
          • Activating System (Crown Victoria & Grand Marquis)
          • Disabling System (Econoline)
          • Activating System (Econoline)
          • Disabling System (Escape)
          • Activating System (Escape)
          • Disabling System (Escort & ZX2)
          • Activating System (Escort & ZX2)
          • Disabling System (Excursion & F250/350 Super Duty)
          • Activating System (Excursion & F250/350 Super Duty)
          • Disabling System (Expedition & Navigator)
          • Activating System (Expedition & Navigator)
          • Disabling System (Explorer & Mountaineer)
          • Activating System (Explorer & Mountaineer)
          • Disabling System (Explorer Sport & Explorer Sport Trac)
          • Activating System (Explorer Sport & Explorer Sport Trac)
          • Disabling System (Focus)
          • Activating System (Focus)
          • Disabling System (F150)
          • Activating System (F150)
          • Disabling System (LS & Thunderbird)
          • Activating System (LS & Thunderbird)
          • Disabling System (Mustang)
          • Activating System (Mustang)
          • Disabling System (Ranger)
          • Activating System (Ranger)
          • Disabling System (Sable & Taurus)
          • Activating System (Sable & Taurus)
          • Disabling System (Town Car)
          • Activating System (Town Car)
          • Disabling System (Villager)
          • Activating System (Villager)
          • Disabling System (Windstar)
          • Activating System (Windstar)
        • Air Bag Simulator
        • Driver Air Bag Module
          • Notes
          • Removal & Installation (Blackwood, Econoline, Excursion, Expedition, Explorer, Explorer Sport, Explorer Sport Trac, F150, F250/350 Super Duty, Mountaineer & Navigator)
          • Removal & Installation (Continental, Cougar, Escort, Focus, LS, Mustang, Ranger, Thunderbird, Town Car & ZX2)
          • Removal & Installation (Crown Victoria & Grand Marquis)
        • Passenger Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
          • Removal & Installation (Crown Victoria & Grand Marquis)
          • Removal & Installation (Escort & ZX2)
          • Removal & Installation (Expedition & Navigator)
          • Removal & Installation (Explorer Sport, Explorer Sport Trac & Ranger)
          • Removal & Installation (Sable & Taurus)
          • Removal & Installation (Town Car)
        • Side Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
        • Torque Specifications
      • General Motors
        • Notes
        • System Operation Check
          • Prizm
          • Pickups With Passenger Air Bag
          • All Models Except Prizm & Pickups With Passenger Air Bag
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Alero, Grand Am & Malibu)
          • Activating System (Alero, Grand Am & Malibu)
          • Disabling System (Astro & Safari)
          • Activating System (Astro & Safari)
          • Disabling System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Activating System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Disabling System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Activating System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Disabling System (Aztek & Rendezvous)
          • Activating System (Aztek & Rendezvous)
          • Disabling System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Activating System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Disabling System (Camaro & Firebird)
          • Activating System (Camaro & Firebird)
          • Disabling System (Cavalier & Sunfire)
          • Activating System (Cavalier & Sunfire)
          • Disabling System (Century, Grand Prix, Intrigue & Regal)
          • Activating System (Century, Grand Prix, Intrigue & Regal)
          • Disabling System (Chevy Express & Savana)
          • Activating System (Chevy Express & Savana)
          • Disabling System (Corvette)
          • Activating System (Corvette)
          • Disabling System (DeVille & Seville)
          • Activating System (DeVille & Seville)
          • Disabling System (Eldorado)
          • Activating System (Eldorado)
          • Disabling System (Impala & Monte Carlo)
          • Activating System (Impala & Monte Carlo)
          • Disabling System (Montana, Silhouette & Venture)
          • Activating System (Montana, Silhouette & Venture)
          • Disabling System (Prizm)
          • Activating System (Prizm)
          • Disabling System (Saturn, L Series)
          • Activating System (Saturn, L Series)
          • Disabling System (Saturn, S Series)
          • Activating System (Saturn, S Series)
          • Disabling System (Saturn Vue)
          • Activating System (Saturn Vue)
          • Disabling System (Tracker)
          • Activating System (Tracker)
      • Jeep
        • System Operation Check
          • Grand Cherokee, Liberty & Wrangler
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
  • Seat Belts
    • Seat Belt System
      • Specification
      • Schematic and Routing Diagrams
      • Component Locator
        • Seat Belt Component Views
        • Seat Belt Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point-Seat Belts
        • Operational and Functional Checks
        • Symptoms-Seat Belts
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
          • Fasten Safety Belt Indicator/Chime Always On
          • Fasten Safety Belt Indicator/Chime Inoperative
        • Seat Belt Service Precautions
      • Repair Instructions
        • Repairs and Inspections Required After a Collision
        • Seat Belt Buckle Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - Center Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - Center Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Buckle Replacement - No. 2 Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Side Buckle Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Side Buckle Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Front
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Rear (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Replacement - Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 2 Left Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 2 Right Rear
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 1 Center Rear (TrailBlazer, Envoy and Bravada)
          • Removal Procedure
          • Installation Procedure
        • Seat Belt Retractor Replacement - No. 1 Center Rear (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Lower Anchor Assembly Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
        • Child Restraint Tether Anchor Replacement - Rear No. 1 (TrailBlazer, Envoy, Bravada)
          • Removal Procedure
          • Installation Procedure
        • Child Restraint Tether Anchor Replacement - Rear No. 1 (TrailBlazer EXT, Envoy XL)
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Seat Belt System Description and Operation
          • Front Seat Belt System Operation
          • Child Seat Restraint System
          • Seat Belt System Circuit Description
    • Supplemental Inflatable Restraint System Deactivation Procedures
      • Special Care During Mechanical Repairs
      • CHRYSLER
        • Notes
        • System Operation Check
          • Caravan, Concord, Intrepid, Neon, Prowler, PT Cruiser, Sebring Convertible, Sebring Sedan, Stratus Sedan, Town & Country, Viper, Voyager & 300M
          • Dakota, Durango, Ram Pickup, Ram Van & Ram Wagon
          • Sebring Coupe & Stratus Coupe
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
      • Ford Motor Co.
        • System Operation Check
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Blackwood)
          • Activating System (Blackwood)
          • Disabling System (Continental)
          • Activating System (Continental)
          • Disabling System (Cougar)
          • Activating System (Cougar)
          • Disabling System (Crown Victoria & Grand Marquis)
          • Activating System (Crown Victoria & Grand Marquis)
          • Disabling System (Econoline)
          • Activating System (Econoline)
          • Disabling System (Escape)
          • Activating System (Escape)
          • Disabling System (Escort & ZX2)
          • Activating System (Escort & ZX2)
          • Disabling System (Excursion & F250/350 Super Duty)
          • Activating System (Excursion & F250/350 Super Duty)
          • Disabling System (Expedition & Navigator)
          • Activating System (Expedition & Navigator)
          • Disabling System (Explorer & Mountaineer)
          • Activating System (Explorer & Mountaineer)
          • Disabling System (Explorer Sport & Explorer Sport Trac)
          • Activating System (Explorer Sport & Explorer Sport Trac)
          • Disabling System (Focus)
          • Activating System (Focus)
          • Disabling System (F150)
          • Activating System (F150)
          • Disabling System (LS & Thunderbird)
          • Activating System (LS & Thunderbird)
          • Disabling System (Mustang)
          • Activating System (Mustang)
          • Disabling System (Ranger)
          • Activating System (Ranger)
          • Disabling System (Sable & Taurus)
          • Activating System (Sable & Taurus)
          • Disabling System (Town Car)
          • Activating System (Town Car)
          • Disabling System (Villager)
          • Activating System (Villager)
          • Disabling System (Windstar)
          • Activating System (Windstar)
        • Air Bag Simulator
        • Driver Air Bag Module
          • Notes
          • Removal & Installation (Blackwood, Econoline, Excursion, Expedition, Explorer, Explorer Sport, Explorer Sport Trac, F150, F250/350 Super Duty, Mountaineer & Navigator)
          • Removal & Installation (Continental, Cougar, Escort, Focus, LS, Mustang, Ranger, Thunderbird, Town Car & ZX2)
          • Removal & Installation (Crown Victoria & Grand Marquis)
        • Passenger Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
          • Removal & Installation (Crown Victoria & Grand Marquis)
          • Removal & Installation (Escort & ZX2)
          • Removal & Installation (Expedition & Navigator)
          • Removal & Installation (Explorer Sport, Explorer Sport Trac & Ranger)
          • Removal & Installation (Sable & Taurus)
          • Removal & Installation (Town Car)
        • Side Air Bag Module
          • Notes
          • Removal & Installation (Cougar)
        • Torque Specifications
      • General Motors
        • Notes
        • System Operation Check
          • Prizm
          • Pickups With Passenger Air Bag
          • All Models Except Prizm & Pickups With Passenger Air Bag
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System (Alero, Grand Am & Malibu)
          • Activating System (Alero, Grand Am & Malibu)
          • Disabling System (Astro & Safari)
          • Activating System (Astro & Safari)
          • Disabling System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Activating System (Aurora, Bonneville, LeSabre & Park Avenue)
          • Disabling System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Activating System (Avalanche, Bravada, Envoy, Envoy XL, Escalade, Escalade EXT, Sierra, Silverado, Suburban, Tahoe, TrailBlazer, TrailBlazer XL, Yukon & Yukon XL)
          • Disabling System (Aztek & Rendezvous)
          • Activating System (Aztek & Rendezvous)
          • Disabling System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Activating System (Blazer, Jimmy Canadian, Sonoma & S10 Pickup)
          • Disabling System (Camaro & Firebird)
          • Activating System (Camaro & Firebird)
          • Disabling System (Cavalier & Sunfire)
          • Activating System (Cavalier & Sunfire)
          • Disabling System (Century, Grand Prix, Intrigue & Regal)
          • Activating System (Century, Grand Prix, Intrigue & Regal)
          • Disabling System (Chevy Express & Savana)
          • Activating System (Chevy Express & Savana)
          • Disabling System (Corvette)
          • Activating System (Corvette)
          • Disabling System (DeVille & Seville)
          • Activating System (DeVille & Seville)
          • Disabling System (Eldorado)
          • Activating System (Eldorado)
          • Disabling System (Impala & Monte Carlo)
          • Activating System (Impala & Monte Carlo)
          • Disabling System (Montana, Silhouette & Venture)
          • Activating System (Montana, Silhouette & Venture)
          • Disabling System (Prizm)
          • Activating System (Prizm)
          • Disabling System (Saturn, L Series)
          • Activating System (Saturn, L Series)
          • Disabling System (Saturn, S Series)
          • Activating System (Saturn, S Series)
          • Disabling System (Saturn Vue)
          • Activating System (Saturn Vue)
          • Disabling System (Tracker)
          • Activating System (Tracker)
      • Jeep
        • System Operation Check
          • Grand Cherokee, Liberty & Wrangler
        • Service Precautions
        • Disabling & Activating Air Bag System
          • Notes
          • Disabling System
          • Activating System
• Steering
  • Manual Steering
    • Power Rack & Pinion Steering System
      • Specifications
        • Fastener Tightening Specifications
        • Power Steering Pump Specifications
      • Component Locator
        • Power Steering Gear Disassembled View
        • Power Steering Pump Disassembled View (CB Series)
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Power Steering System (w/o Electro-Hydraulic Steering)
        • Symptoms - Power Steering System
          • Notes
          • Visual/Physical Inspection
          • Symptoms List
        • Power Steering System Test Procedure
          • Notes
          • Test Description
        • Power Steering Fluid Leaks
        • Rattle, Clunk, or Shudder Noise from the Power Steering System (4.2L)
        • Whine or Growl Noise from the Power Steering System
        • Steering Effort Hard in One or Both Directions
        • Steering Effort Too Easy in One or Both Directions
      • Repair Instructions
        • Bleeding the Power Steering System
          • Notes
          • Excessive Vacuum Drop Diagnosis
        • Checking and Adding Power Steering Fluid
        • Flushing the Power Steering System
        • Power Steering Pulley Replacement (4.2L)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Pump Replacement (4.2L)
          • Removal Procedure
          • Installation Procedure
        • Power Steering Pump Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Steering Reservoir Replacement - Off Vehicle (CB Series)
          • Disassembly Procedure
          • Assembly Procedure
        • Power Steering Pump Flow Control Valve Replacement - Off Vehicle (CB Series)
          • Disassembly Procedure
          • Assembly Procedure
        • Rack and Pinion Outer Tie Rod End Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Cooler Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Steering Gear Inlet and Outlet Hose Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Gear Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Rack and Pinion Gear Rack Bearing Preload Adjustment - Off Vehicle (Rack and Pinion)
        • Rack and Pinion Boot Replacement - Off Vehicle
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tie Rod Replacement - Inner
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Gear Cylinder Pipe Assemblies/O-Ring Seals Replacement - Off Vehicle
          • Removal Procedure
          • Installation Procedure
        • Steering Gear Stub Shaft Seals and Bearing Replacement - Off Vehicle (Steering Gear Stub Shaft Seals)
          • Tools Required
          • Disassembly Procedure
          • Assembly Procedure
      • Description and Operation
        • Power Steering System Description and Operation (w/o Electro-Hydraulic Steering)
      • Special Tools and Equipment
        • Special Tools
  • Power Steering
    • Power Rack & Pinion Steering System
      • Specifications
        • Fastener Tightening Specifications
        • Power Steering Pump Specifications
      • Component Locator
        • Power Steering Gear Disassembled View
        • Power Steering Pump Disassembled View (CB Series)
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Power Steering System (w/o Electro-Hydraulic Steering)
        • Symptoms - Power Steering System
          • Notes
          • Visual/Physical Inspection
          • Symptoms List
        • Power Steering System Test Procedure
          • Notes
          • Test Description
        • Power Steering Fluid Leaks
        • Rattle, Clunk, or Shudder Noise from the Power Steering System (4.2L)
        • Whine or Growl Noise from the Power Steering System
        • Steering Effort Hard in One or Both Directions
        • Steering Effort Too Easy in One or Both Directions
      • Repair Instructions
        • Bleeding the Power Steering System
          • Notes
          • Excessive Vacuum Drop Diagnosis
        • Checking and Adding Power Steering Fluid
        • Flushing the Power Steering System
        • Power Steering Pulley Replacement (4.2L)
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Pump Replacement (4.2L)
          • Removal Procedure
          • Installation Procedure
        • Power Steering Pump Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Steering Reservoir Replacement - Off Vehicle (CB Series)
          • Disassembly Procedure
          • Assembly Procedure
        • Power Steering Pump Flow Control Valve Replacement - Off Vehicle (CB Series)
          • Disassembly Procedure
          • Assembly Procedure
        • Rack and Pinion Outer Tie Rod End Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Cooler Replacement
          • Removal Procedure
          • Installation Procedure
        • Power Steering Gear Inlet and Outlet Hose Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Power Steering Gear Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Rack and Pinion Gear Rack Bearing Preload Adjustment - Off Vehicle (Rack and Pinion)
        • Rack and Pinion Boot Replacement - Off Vehicle
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tie Rod Replacement - Inner
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Steering Gear Cylinder Pipe Assemblies/O-Ring Seals Replacement - Off Vehicle
          • Removal Procedure
          • Installation Procedure
        • Steering Gear Stub Shaft Seals and Bearing Replacement - Off Vehicle (Steering Gear Stub Shaft Seals)
          • Tools Required
          • Disassembly Procedure
          • Assembly Procedure
      • Description and Operation
        • Power Steering System Description and Operation (w/o Electro-Hydraulic Steering)
      • Special Tools and Equipment
        • Special Tools
  • Steering Wheel & Steering Column
    • Description and Operation
      • Steering Wheel and Column Description and Operation
        • Notes
        • Vehicle Steering
        • Vehicle Security-Some Vehicle Models
        • Driver Convenience
        • Driver Safety
        • Ignition Lock Cylinder Control Actuator
    • Component Locator
      • Steering Column Disassembled View
      • Steering Wheel and Column Component Views
      • Steering Wheel and Column Connector End Views
    • Diagnostic Information and Procedures
      • Diagnostic Starting Point - Steering Column
      • Symptoms - Steering Wheel and Column
        • Notes
        • Visual/Physical Inspection
        • Symptoms List
      • Ignition Can/Cannot Be Turned Off with Transmission in Any Gear
      • Lock System Does Not Unlock
      • Lock System Does Not Lock
      • Lock System Sticks in Start
      • Key Cannot Be Removed in the Off Lock Position
      • High Lock Effort
      • Noise in Steering Column
      • High Shift Effort
      • Looseness in Steering Column
      • Steering Column Tilt Function Inoperative
    • Repair Instructions
      • Steering Column Accident Damage Inspection
      • Steering Wheel Shroud Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Column Trim Covers Replacement
        • Removal Procedure
        • Installation Procedure
      • Electronic Park Lock Switch Replacement
        • Removal Procedure
        • Installation Procedure
      • Ignition Switch Replacement
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Ignition Lock Cylinder Replacement
        • Removal Procedure
        • Installation Procedure
      • Ignition Lock Cylinder Case Replacement
        • Removal Procedure
        • Installation Procedure
      • Theft Deterrent Control Module Replacement
        • Removal Procedure
        • Installation Procedure
      • Multifunction Turn Signal Switch Housing Replacement
        • Removal Procedure
        • Installation Procedure
      • Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement - On Vehicle
        • Notes
        • Removal Procedure
        • Installation Procedure
      • Multifunction, Turn Signal, and Hazard Switch Replacement
        • Removal Procedure
        • Installation Procedure
      • Tilt Lever Replacement - On Vehicle
        • Removal Procedure
        • Installation Procedure
      • Horn Switch Replacement - On Vehicle
        • Removal Procedure
        • Installation Procedure
      • Steering Wheel Wiring Harness Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Wheel Control Switch Assembly Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Wheel Replacement
        • Notes
        • Removal Procedure
        • Installation Procedure
      • Intermediate Steering Shaft Replacement - Upper
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Intermediate Steering Shaft Replacement - Lower
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Tilt Spring Replacement - Steering Column
        • Removal Procedure
        • Installation Procedure
      • Steering Column Tilt Head Replacement
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Steering Column Jacket Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Column Shaft Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Column Wire Harness Assembly Replacement
        • Removal Procedure
        • Installation Procedure
      • Steering Column Replacement
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Steering Column Seal Replacement
        • Tools Required
        • Removal Procedure
        • Installation Procedure
      • Inflatable Restraint Coil Centering - Off Vehicle (Column Shift And Floor Shift)
    • Specifications
      • Fastener Tightening Specifications
    • Schematic and Routing Diagrams
      • Column/Ignition Lock Schematics
    • Special Tools and Equipment
      • Special Tools
• Suspension
  • Electronic Suspension System - Automatic Level Control
    • Specifications
      • Fastener Tightening Specifications
    • Schematic and Routing Diagrams
      • Suspension Controls Schematics
    • Component Locator
      • Suspension Controls Component Views
      • Suspension Controls Connector End Views
    • Diagnostic Information and Procedures
      • Diagnostic Starting Point - Air Suspension
      • Diagnostic System Check - Air Suspension
        • Test Description
      • Diagnostic Trouble Code (DTC) Displaying
      • Diagnostic Trouble Code (DTC) Clearing
      • Diagnostic Trouble Code (DTC) List
      • DTC 001
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • DTC 002
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • DTC 003
        • Circuit Description
        • Conditions for Running the DTC
        • Conditions for Setting the DTC
        • Action Taken When the DTC Sets
        • Conditions for Clearing the DTC
        • Diagnostic Aids
      • Symptoms - Air Suspension
        • Notes
        • Visual/Physical Inspection
        • Intermittent
        • Symptom List
      • Rear Air Springs Do Not Inflate
      • Rear Air Springs Do Not Deflate
      • Inflator Inoperative
      • Trim Height Uneven
    • Repair Instructions
      • Air Spring Sensor Calibration
      • Air Suspension Depressurization Procedure
        • Removal Procedure
        • Installation Procedure
      • Air Spring Leveling Sensor Replacement
        • Removal Procedure
        • Installation Procedure
      • Air Spring Compressor Replacement
        • Notes
        • Removal Procedure
        • Installation Procedure
      • Inflator Air Switch Replacement
        • Removal Procedure
        • Installation Procedure
      • Air Spring Replacement
        • Removal Procedure
        • Installation Procedure
      • Air Suspension Air Line Replacement
        • Removal Procedure
        • Installation Procedure
    • Description and Operation
      • Air Suspension Description and Operation
        • Air Suspension
        • Accumulator Timer
        • Progress Timer
        • Air Suspension Sensors
        • Rear Air Springs
  • Front Suspension
    • Front Suspension System
      • Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Stabilizer Shaft Replacement
          • Removal Procedure
          • Installation Procedure
        • Stabilizer Shaft Link Replacement
          • Removal Procedure
          • Installation Procedure
        • Stabilizer Shaft Insulator Replacement
          • Removal Procedure
          • Installation Procedure
        • Upper Ball Joint Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Lower Ball Joint Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Steering Knuckle Replacement (RWD)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Steering Knuckle Replacement (4WD)
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Upper Control Arm Replacement
          • Removal Procedure
          • Installation Procedure
        • Lower Control Arm Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Lower Control Arm Bracket Replacement
          • Removal Procedure
          • Installation Procedure
        • Wheel Stud Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Wheel Hub, Bearing, and Seal Replacement (RWD)
          • Removal Procedure
          • Installation Procedure
        • Wheel Hub, Bearing, and Seal Replacement (4WD)
          • Removal Procedure
          • Installation Procedure
        • Shock Module Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Shock, Shock Component, and/or Spring Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Shock Module Yoke Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Shock Absorber Disposal
      • Description and Operation
        • General Description (Coil Spring)
      • Special Tools and Equipment
        • Special Tools
    • Suspension - General Diagnosis
      • Trim Height Specifications
      • Diagnostic Information
        • Diagnostic Starting Point - Suspension General Diagnosis
        • Symptoms - Suspension General Diagnosis
          • Notes
          • Visual/Physical Inspection
          • Symptom List
        • Ride Diagnosis - Too Soft
        • Ride Diagnosis - Too Hard
        • Vehicle Leads/Pulls
        • Body Leans Or Sways In Corners
        • Suspension Bottoms
        • Memory Steer
        • Poor Directional Stability
        • Tire Hop Or Poor Handling
        • Noise Diagnosis - Front Suspension
        • Noise Diagnosis - Rear Suspension
        • Ball Joint Inspection
        • Struts Or Shock Absorbers On-Vehicle Testing
        • Wheel Bearing Diagnosis
        • Trim Height Inspection Procedure
          • Trim Height Measurements
          • Z Height Measurement
          • D Height Measurement
        • Radial Tire Lead/Pull Correction
      • Special Tools
  • Rear Suspension
    • Rear Suspension System
      • Description & Operation
      • Removal & Installation
        • Leaf Spring
          • Notes
          • Removal
          • Installation
        • Spring Bushing
          • Removal
          • Installation
        • Shock Absorber
          • Removal
          • Installation
        • Shock Absorber Disposal
        • Spring Shackle
          • Removal
          • Installation
        • Shackle Bushing
          • Removal
          • Installation
        • Stabilizer Bar (2WD)
          • Removal
          • Installation
        • Stabilizer Bar (AWD)
          • Removal
          • Installation
        • Stabilizer Bar (2-Door Utility)
          • Removal
          • Installation
        • Stabilizer Bar (4-Door Utility)
          • Removal
          • Installation
        • Stabilizer Bar Link (Pickup & 4-Door Utility)
          • Removal
          • Installation
        • Stabilizer Bar Link (2-Door Utility)
          • Removal
          • Installation
        • Tie Rod (ZR2 Models)
          • Notes
          • Removal
          • Installation
        • Wheel Stud (Rear Drum Brakes)
          • Removal
          • Installation
        • Wheel Stud (Rear Disc Brakes)
          • Removal
          • Installation
      • Torque Specifications
      • Special Tools
    • Suspension - General Diagnosis
      • Trim Height Specifications
      • Diagnostic Information
        • Diagnostic Starting Point - Suspension General Diagnosis
        • Symptoms - Suspension General Diagnosis
          • Notes
          • Visual/Physical Inspection
          • Symptom List
        • Ride Diagnosis - Too Soft
        • Ride Diagnosis - Too Hard
        • Vehicle Leads/Pulls
        • Body Leans Or Sways In Corners
        • Suspension Bottoms
        • Memory Steer
        • Poor Directional Stability
        • Tire Hop Or Poor Handling
        • Noise Diagnosis - Front Suspension
        • Noise Diagnosis - Rear Suspension
        • Ball Joint Inspection
        • Struts Or Shock Absorbers On-Vehicle Testing
        • Wheel Bearing Diagnosis
        • Trim Height Inspection Procedure
          • Trim Height Measurements
          • Z Height Measurement
          • D Height Measurement
        • Radial Tire Lead/Pull Correction
      • Special Tools
  • Wheel Alignment
    • Wheel Alignment Specifications
      • Specifications
        • Astro & Safari
        • Avalanche, Escalade, Suburban, TAHOE & YUKON
        • AZTEK & Rendezvous
        • Blazer, Jimmy, SONOMA & S10 Pickup
        • BRAVADA, Envoy & Trailblazer
        • Express & SAVANA
        • MONTANA, Silhouette & Venture
        • Sierra & SILVERADO (Front)
        • Sierra & SILVERADO With (Rear) QUADRASTEER
          • Notes
          • Alignment Procedure
          • Learn Wheel Alignment Procedure
        • Tracker
        • C3500HD
    • Wheel Alignment Specifications & Adjustment Procedures
      • Specifications
        • Wheel Alignment Specifications
        • Fastener Tightening Specifications
      • Repair Instructions
        • Measuring Wheel Alignment
        • Front Caster and Camber Adjustment
        • Front Toe Adjustment
      • Description and Operation
        • Caster Description
        • Camber Description
        • Toe Description
        • Setback Description
        • Thrust Angles Description
        • Lead/Pull Description
        • Memory Steer Description
        • Wander Description
        • Scrub Radius Description
  • Wheels & Tire System
    • Tires & Wheels
      • Specifications
        • Fastener Tightening Specifications
      • Diagnostic Information and Procedures
        • Tire Diagnosis - Irregular or Premature Wear
          • Notes
          • Inspection Procedure
        • Tire Diagnosis - Waddle Complaint
          • Notes
          • Inspection Procedure
        • Wheel Mounting Surface Check
        • Radial Tire Lead/Pull Correction
      • Repair Instructions
        • Aluminum Wheel Porosity Repair
        • Aluminum Wheel Refinishing
          • Finish Damage Evaluation Procedure
          • Refinishing Procedure
        • Tire and Wheel Removal and Installation
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Tire Repair
        • Tire Mounting and Dismounting
        • Tire Rotation
        • Tire Hoist and Shaft Replacement
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • General Description
        • Tread Wear Indicators Description
        • Metric Wheel Nuts and Bolts Description
        • Tire Inflation Description
        • Tire Chain Usage Description
        • All Seasons Tires Description
        • P-Metric Sized Tires Description
        • Replacement Wheels Description
        • Steel Wheel Repair Description
      • Special Tools and Equipment
        • Special Tools
• Transmission
  • Automatic Trans
    • Automatic Transmission - 4L60-E/4L65-E - Overhaul & Testing
      • Application
      • Identification
        • Notes
        • Gear Ratios
      • Description & Operation
      • Automatic Transmission Range Selector Cable Adjustment
        • Notes
        • Cable Re-Adjustment
      • Lubrication
      • Trouble Shooting
      • Component Tests
        • Torque Converter
          • Inspection
          • Torque Converter End Play Check
      • Transmission Disassembly
        • Converter Housing
        • 2-4 Servo Assembly
        • Extension Housing
        • Valve Body, 1-2 & 3-4 Accumulators
        • Oil Pump, Input Clutch & Reverse Clutch
        • 2-4 Band, Input Gear Set & Reaction Gear Set
        • Low-Reverse Clutch
        • Inner Manual Shaft Linkage
        • 3RD Accumulator Retainer & Ball Assembly
      • Component Disassembly & Reassembly
        • Oil Pump
          • Disassembly
          • Inspection
          • Reassembly
        • Reverse Input Clutch & Forward Clutch
          • Disassembly
          • Reassembly
        • Forward Clutch Sprag
          • Disassembly
          • Inspection
          • Reassembly
        • Low-Reverse Support
          • Notes
          • Disassembly & Inspection
          • Reassembly
        • 2-4 Servo Assembly
          • Disassembly
          • Inspection
          • Reassembly
        • Valve Body
          • Notes
          • Disassembly
          • Inspection
          • Reassembly
        • Transmission Case
          • Cleaning & Inspection
        • Reaction & Input Gear Sets, Low-Reverse Clutch & Support
          • Cleaning & Inspection
        • Miscellaneous Case Components
          • Cleaning & Inspection
      • Transmission Reassembly
        • Notes
        • Low-Reverse Clutch
        • Reaction & Input Gear Sets
        • Reverse Input Assembly & Input Clutch
        • Oil Pump Assembly
        • 2-4 Band & Servo Assembly
        • Transmission End Play Check
        • Valve Body, 1-2 & 3-4 Accumulators
        • Extension Housing
      • Torque Specifications
      • Transmission Specifications
    • Automatic Transmission - Removal & Installation
      • Application
      • Removal & Installation
        • Notes
        • Transmission
          • Removal (4.2L)
          • Installation (4.2L)
          • Removal (5.3L)
          • Installation (5.3L)
      • Torque Specifications
    • Automatic Transmission Diagnosis - 4L60-E
      • Application
      • Identification
        • Transmission
      • Description & Operation
        • Notes
        • Introduction
        • Adapt Function
          • Notes
          • Clearing Transmission Adaptive Pressure
        • Transmission Components & Systems
        • Electronic Components
          • 1-2 & 2-3 Shift Solenoid Valves
          • 3-2 Shift Solenoid Valve Assembly
          • Pressure Control Solenoid
          • Torque Converter Clutch Solenoid Valve
          • Torque Converter Clutch Pulse Width Modulation Solenoid Valve
          • Transmission Fluid Pressure Manual Valve Position Switch
          • Vehicle Speed Sensor Assembly
          • Transmission Fluid Temperature Sensor
          • Transmission Range Switch
          • Transmission In-Line 20-Pin Electrical Connector
        • Powertrain Control Module
        • Limp-In Mode
        • Electronic Control System
        • Shift Interlock System
      • Component Locations
        • Powertrain Control Module
        • Sensors, Solenoids & Switches
      • Trouble Shooting
        • Notes
        • Preliminary Inspection
        • Symptom Diagnosis
        • Clutch & Band Applications
      • Performance Tests
        • Road Test
          • Notes
          • Electrical Function Check
          • Upshift Control & Torque Converter Clutch Apply
          • Part Throttle Detent Downshift
          • Full Throttle Detent Downshift
          • Manual Downshifts
          • Manual 4-3 Downshift
          • Manual 4-2 Downshift
          • Manual 4-1 Downshift
          • Coasting Downshifts
          • Manual Gear Range Selection
          • Reverse
          • Manual First
          • Manual Second
          • Manual Third
        • Shift Speed Specifications
        • Torque Converter Diagnosis
          • Notes
          • Torque Converter Stator
          • Poor Acceleration At Low Speed
          • Poor Acceleration At High Speed
          • Whine Noise
          • Torque Converter Clutch Shudder
          • If Shudder Occurs After TCC has Applied
        • Hydraulic Pressure Tests
        • Clutch & Servo Air Checks
      • Self-Diagnostic System
        • Diagnostic System Check
          • Notes
          • Circuit Description
          • Test Description
          • Diagnostic Procedure
          • Diagnostic Aids
        • Diagnostic Trouble Code Definitions
        • Clearing Diagnostic Trouble Codes
        • Summary
      • Diagnostic Tests
        • Notes
        • DTC P0218: Transmission Fluid OVERTEMPERATURE
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0218
          • Conditions For Setting DTC P0218
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0502: VSS Circuit - Low Input
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0502
          • Conditions For Setting DTC P0502
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0503: VSS Circuit - Intermittent
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0503
          • Conditions For Setting DTC P0503
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0705: Transmission Range Sensor Circuit
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0705
          • Conditions For Setting DTC P0705
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0706: Transmission Range Switch Performance
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0706
          • Conditions For Setting DTC P0706
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0711: TFT Sensor Circuit - Range/Performance
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0711
          • Conditions For Setting DTC P0711
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0712: TFT Sensor Circuit - Low Input
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0712
          • Conditions For Setting DTC P0712
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0713: TFT Sensor Circuit - High Input
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0713
          • Conditions For Setting DTC P0713
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0719: Brake Switch Circuit - Low Input
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0719
          • Conditions For Setting DTC P0719
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0724: Brake Switch Circuit - High Input
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0724
          • Conditions For Setting DTC P0724
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0740: TCC Enable Solenoid Circuit - Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0740
          • Conditions For Setting DTC P0740
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0741: TCC Circuit Performance Or Stuck Off
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0741
          • Conditions For Setting DTC P0742
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0742: TCC System - Stuck On
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0742
          • Conditions For Setting DTC P0742
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0748: Pressure Control Solenoid Circuit - Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0748
          • Conditions For Setting DTC P0748
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0751: 1-2 Shift Solenoid Performance Or Stuck Off
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0751
          • Conditions For Setting DTC P0751 (Condition No. 1)
          • Conditions For Setting DTC P0751 (Condition No. 2)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0752: 1-2 Shift Solenoid Stuck On
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0752
          • Conditions For Setting DTC P0752 (Condition No. 1)
          • Conditions For Setting DTC P0752 (Condition No. 2)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0753: 1-2 Shift Solenoid Circuit - Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0753
          • Conditions For Setting DTC P0753
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0756: 2-3 Shift Solenoid Performance Or Stuck Off
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0756
          • Conditions For Setting DTC P0756 (Condition No. 1)
          • Conditions For Setting DTC P0756 (Condition No. 2)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0757: 2-3 Shift Solenoid Stuck On
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0757
          • Conditions For Setting DTC P0757 (Condition No. 1)
          • Conditions For Setting DTC P0757 (Condition No. 2)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0758: 2-3 Shift Solenoid Circuit - Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0758
          • Conditions For Setting DTC P0758
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P0785: 3-2 Shift Solenoid Circuit - Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P0785
          • Conditions For Setting DTC P0785
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1810: TFP Manual Valve Position Switch - Circuit Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P1810
          • Conditions For Setting DTC P1810 (Condition No. 1)
          • Conditions For Setting DTC P1810 (Condition No. 2)
          • Conditions For Setting DTC P1810 (Condition No. 3)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1860: TCC PWM Solenoid Electrical Malfunction
          • Notes
          • Circuit Description
          • Conditions For Running DTC P1860
          • Conditions For Setting DTC P1860
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1870: Transmission Component Slipping
          • Notes
          • Circuit Description
          • Conditions For Running DTC P1870
          • Conditions For Setting DTC P1870
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
        • DTC P1875: 4WD Low Switch Circuit - Electrical Malfunction
          • Notes
          • Circuit Description (Active 4WD System)
          • Circuit Description (Non-Active 4WD System)
          • Conditions For Running DTC P1875
          • Conditions For Setting DTC P1875 (Condition No. 1)
          • Conditions For Setting DTC P1875 (Condition No. 2)
          • Action Taken By PCM
          • Diagnostic Procedure
          • Diagnostic Aids
      • Symptom Tests
        • Range Selector Display Inoperative Or Displays Incorrect Range
          • Notes
          • Circuit Description
          • Diagnostic Procedure ("C", "K" "L", "M", "S" & "T" Series)
          • Diagnostic Procedure ("G" Series)
          • Diagnostic Aids
        • Tow/Haul Switch/Indicator Always On Or Inoperative
          • Circuit Description
          • Diagnostic Procedure ("C"&"K" Series)
          • Diagnostic Procedure ("L"&"M" Series)
          • Diagnostic Procedure ("S"&"T" Series)
          • Diagnostic Aids
        • 2ND Gear Start Switch Indicator Light - Always On Or Inoperative
          • Notes
          • Circuit Description
          • Diagnostic Procedure
          • Diagnostic Aids
      • Component Tests
        • Shift Solenoid Leak Test
      • Electronic Component Specifications
        • Component Resistance
      • Connector Identification
      • Wiring Diagrams
    • Automatic Transmission Servicing
      • Application
      • Identification
        • Oil Pan Gasket
      • Lubrication
        • Service Intervals
          • Transmission
          • Transfer Case
        • Checking Fluid Level & Condition
          • Notes
          • Transmission
          • Transfer Case
        • Recommended Fluids
          • Transmission
          • Transfer Case
        • Fluid Capacities
          • Transmission
          • Transfer Case
        • Draining & Refilling
          • Transmission
          • Transfer Case (Bravada)
          • Transfer Case (Envoy & TrailBlazer)
        • Oil Cooler Flushing
          • Notes
          • Preparation
          • Initial Flush
          • Back Flush
        • Transmission & Oil Cooler Flow Check
      • On-Vehicle Repairs
      • Adjustments
        • Notes
        • Park/Neutral Position Switch
        • Shift Cable
      • Removal & Installation
        • Notes
        • Accumulator Assembly
          • Notes
          • Removal
          • Installation
        • Control & Shift Solenoids
          • Removal
          • Installation
        • Extension Housing Assembly
          • Removal
          • Installation
        • Extension Housing Rear Oil Seal
          • Notes
          • Removal
          • Installation
        • Filler Tube
          • Removal
          • Installation
        • Manual Shift Shaft Seal
          • Removal
          • Installation
        • Oil Cooler Hose/Pipe
          • Notes
          • Removal
          • Installation
        • Park/Neutral Position Switch
          • Notes
          • Removal
          • Installation
        • Pressure Regulator
          • Removal
          • Installation
        • Shift Cable
          • Removal
          • Installation
        • TCC PWM Solenoid, TCC Solenoid & Wiring Harness
          • Notes
          • Removal
          • Installation
        • Valve Body & Pressure Switch
          • Removal
          • Installation
        • Vehicle Speed Sensor
          • Removal
          • Installation
        • 2-4 Servo
          • Removal
          • Installation
      • Torque Specifications
    • Shift Interlock Systems
      • Description & Operation
        • Notes
        • Introduction
        • Park Lock System
        • Shift Lock By-Pass Procedure
      • Trouble Shooting
        • Diagnostic Starting Point
        • Symptom Diagnosis
          • Visual/Physical Inspection
          • Intermittents
          • Symptom List
      • Symptom Tests
        • Notes
        • Test A: Park Lock Solenoid Inoperative
        • Test B: Gearshift Lever Does Not Move With Brake Pedal Depressed
        • Test C: Gearshift Lever Can Be Moved Without Brake Pedal Depressed
      • Adjustments
        • Notes
        • Range Selector Cable
        • STOPLAMP Switch
      • Removal & Installation
        • Notes
        • Floor Console
          • Removal
          • Installation
        • Floor Console Storage Bin
          • Removal
          • Installation
        • Floor Shift Control Assembly
          • Removal
          • Installation
        • Floor Shift Control Cable
          • Removal
          • Installation
        • Floor Shift Knob
          • Removal
          • Installation
        • STOPLAMP Switch
          • Removal
          • Installation
      • Connector Identification
      • Wiring Diagrams
  • Automatic Transmission Hydraulic Diagrams - 4L60-E
    • Automatic Transmission System Hydraulic Diagrams
  • Transfer Case
    • Transfer Case - NVG 126-NP4 (Unit Repair)
      • Specifications
        • Fastener Tightening Specifications
        • Sealers, Adhesives, and Lubricants
        • Capacities - Approximate Fluid
      • Visual Identification
        • Transfer Case Disassembled View
      • Repair Instructions
        • Transfer Case Disassemble
          • Tools Required
        • Cleaning and Inspection
          • Front Case Half
          • Rear Case Half
          • Rear Extension
          • Rear Output Shaft
          • Clutch Components
          • Drive Chain and Sprockets
          • Front Output Shaft
          • Input Gear
        • Transfer Case Assemble
          • Tools Required
      • Special Tools and Equipment
    • Transfer Case - Removal & Installation
      • Application
      • Removal & Installation
        • Notes
        • Transfer Case (NVG 126)
          • Removal
          • Installation
        • Transfer Case (NVG 226)
          • Removal
          • Installation
        • Fuel Tank Shield
          • Removal
          • Installation
      • Torque Specifications
    • Transfer Case (NVG126-NP4)
      • Specifications
        • Fastener Tightening Specifications
        • Capacities - Approximate Fluid
      • Schematic and Routing Diagrams
        • Transfer Case Control Schematics
      • Component Locator
        • Transfer Case Control Component Views
        • Transfer Case Control Connector End Views
      • Diagnostic Information and Procedures
        • Diagnostic Starting Point - Transfer Case
        • Diagnostic System Check - Transfer Case
          • Notes
          • Test Description
        • Scan Tool Data List
        • Scan Tool Data Definitions
        • Diagnostic Trouble Code (DTC) List
        • DTC C0300: Open, Short To Ground, Short To Voltage Or Faulty Sensor
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC C0305: Open, Short To Ground, Short To Voltage Or Faulty Sensor
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC C0306: Open, Short To Voltage, Or Short To Ground In Motor Feed A Or Motor Control B Circuits, Or Open In Module Ground Circuit, Or An Open, Or Short To Ground Inside Motor
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC C0327: Encoder Signal Feed Back Out Of Range
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • DTC C0374: Unable To Correct Sensed Wheel Slip
          • Circuit Description
          • Conditions for Setting the DTC
          • Conditions for Clearing the DTC
          • Test Description
        • DTC C0550: Critical Operational Parameters Stored In EEPROM Have Failed, Checksum Error
          • Circuit Description
          • Conditions for Setting the DTC
          • Action Taken When the DTC Sets
          • Conditions for Clearing the DTC
          • Test Description
        • Symptoms - Transfer Case
          • Notes
          • Visual/Physical Inspection
          • Intermittent
          • Symptom List
        • Service Indicator Always On
          • Circuit Description
          • Test Description
        • Service Indicator Inoperative
          • Circuit Description
          • Test Description
        • Transfer Case Popping Noise
        • Transfer Case Whine or Rumble Noise
        • Transfer Case Grating Noise
        • Transfer Case Clunk During Acceleration or Deceleration
        • Transfer Case Shudder or Binding
        • Transfer Case Leak Diagnosis
      • Repair Instructions
        • Transfer Case Shift Control Module Replacement
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Control Module Reprogramming
          • Set-up for Module Programming/Reprogramming
          • Remote Programming Feature
          • Programming Using Scan Tool Pass-Through Connection
        • Transfer Case Fluid Replacement
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Motor/Encoder Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Speed Sensor Replacement (Front)
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Speed Sensor Replacement (Right Rear)
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Speed Sensor Replacement (Left Rear)
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Output Shaft Seal Replacement - Front
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Output Shaft Seal Replacement - Rear
          • Tools Required
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Assembly Replacement
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Adapter Replacement
          • Notes
          • Removal Procedure
          • Installation Procedure
        • Transfer Case Input Shaft Seal Replacement
          • Tools Required
          • Removal Procedure
          • Installation Procedure
      • Description and Operation
        • Transfer Case Description and Operation
        • Transfer Case Circuit Description
          • Transfer Case Shift Control Module
          • Transfer Case Motor/Encoder
          • Transfer Case Encoder
          • Transfer Case Speed Sensors
          • Vehicle Speed Sensor
          • Rear Propshaft Speed Sensor
          • Front Propshaft Speed Sensor
          • SERVICE Indicator (4WD/AWD) Lamp
      • Special Tools and Equipment
• External Pages