Repair and Diagnosis

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• Quick Lookups
  • Common Specs & Procedures
  • DTC Index
  • Electrical Component Locations
    • Diagnostic Connector (DLC) Locations
    • Electrical Component Locator
    • Wiring Systems - Component Locator (1 Of 2)
    • Wiring Systems - Component Locator (2 Of 2)
  • Fluids
  • Technical Bulletins
    • Campaigns
    • Safety Recalls
    • Technical Service Bulletins
  • Tire Fitment
  • Wiring Diagrams
    • OEM Connector End Views
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
    • Wiring Systems - Introduction
• Accessories & Equipment
  • Accessories Control Systems
    • Garage Door Opener System
  • Anti-Theft Systems
    • Door System, Mirror System & Window System
    • Keyless Entry System
    • Theft Deterrent System
  • Communication Devices
    • Body Control System
    • Data Link Communication System
    • Service Programming System
  • Cruise Control Systems
  • Entertainment Systems
    • Cellular Communication System
    • Entertainment System
  • Exterior Lights
    • Lighting Systems
  • Gauges & Instrument Panels
    • Instrument Panel, Gages, And Console
  • Headlights
    • Lighting Systems
  • Heated Glass/Defoggers
    • Stationary Window System
  • Horns
    • Horn System
  • Infotainment
    • Cellular Communication System
    • Entertainment System
  • Interior/Exterior Trim
    • Exterior Trim
    • Instrument Panel, Gages, And Console
    • Interior Trim
  • Interior/Illumination Lights
    • Lighting Systems
  • Memory Modules
    • Personalization System
  • Mirrors
    • Door System, Mirror System & Window System
    • Stationary Window System
  • Seats
    • Seat System
  • Steering Column Switches
    • Steering Wheel & Steering Column
  • Warning Systems
    • Tire Pressure Monitoring System
  • Window Motors & Regulators
    • Door System, Mirror System & Window System
    • Stationary Window System
  • Wiper/Washer Systems
    • Wiper System And Washer System
• Body & Frame
  • Door Locks
    • Door System, Mirror System & Window System
    • Keyless Entry System
    • Theft Deterrent System
  • Exterior Body Panels
    • Air/Wind Noise Symptoms
    • Body Front End
    • Body Rear End
    • Bumper System
    • Squeaks And Rattles Symptoms
    • Water Leaks
  • Exterior/Interior Trim
    • Exterior Trim
    • Instrument Panel, Gages, And Console
    • Interior Trim
  • Frames, Subframes & Crossmembers
    • Frame And Underbody
  • Mirrors
    • Door System, Mirror System & Window System
    • Stationary Window System
  • Seats
    • Seat System
  • Sun Roof/T-Top/Convertible Top
    • Sunroof System
  • Windows
    • Door System, Mirror System & Window System
    • Stationary Window System
• Brakes
  • Anti-Lock Brakes
    • Antilock Brake System
  • Mechanical - Hydraulic
    • Disc Brakes
    • Hydraulic Brake System
  • Parking Brake System
  • Traction Control
    • Antilock Brake System
• Drivelines & Axles
  • Axle Shafts
    • Axle Shafts
    • Vibration - Drivetrain
  • Differentials & Drive Axles
    • Vibration - Drivetrain
  • Driveshaft & Universal Joints
    • Vibration - Drivetrain
• Electrical
  • Body Electrical
    • Battery, Charging System & Starting System
    • Engine Controls - PID Values, Pcm Connector Views And Terminal Identification
    • OEM Connector End Views
    • Retained Accessory Power System
    • Testing Wiring Systems For Intermittent & Poor Connections
    • Wiring Systems - Introduction
    • Wiring Systems - Component Locator (1 Of 2)
    • Wiring Systems - Component Locator (2 Of 2)
  • Charging Systems
    • Battery, Charging System & Starting System
  • Component Locations
    • Diagnostic Connector (DLC) Locations
    • Electrical Component Locator
    • Wiring Systems - Component Locator (1 Of 2)
    • Wiring Systems - Component Locator (2 Of 2)
  • Fuses & Circuit Breakers
  • Gauges
    • Instrument Panel, Gages, And Console
  • Horns
    • Horn System
  • Motors, Switches, Relays
    • Battery, Charging System & Starting System
    • Engine Controls - PID Values, Pcm Connector Views And Terminal Identification
    • OEM Connector End Views
    • Retained Accessory Power System
    • Testing Wiring Systems For Intermittent & Poor Connections
    • Wiring Systems - Introduction
    • Wiring Systems - Component Locator (1 Of 2)
    • Wiring Systems - Component Locator (2 Of 2)
  • Starter
    • Battery, Charging System & Starting System
  • Wiring Diagrams
    • OEM Connector End Views
    • System Wiring Diagrams
    • Using lemon2025'S System Wiring Diagrams
    • Wiring Systems - Introduction
• Engine Mechanical
  • Accessory Drive Belts
    • Cooling System Specifications & Drive Belt Routing
  • Electric Cooling Fan System
  • Cooling System (Mechanical)
    • Cooling System Specifications & Drive Belt Routing
    • Engine Cooling System
  • Engine Exhaust System
  • Lubrication System
    • Maintenance And Lubrication
  • Engine Mechanical - 3.8L (L36)
  • Starter
    • Battery, Charging System & Starting System
• Engine Performance
  • Engine Control System - On-Vehicle Adjustments
  • Application
    • Engine/VIN Breakdown
  • Emissions
    • EGR Function Testing - General Motors Cars
    • Emission Applications
    • Emission Control Abbreviations
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
  • Mode 6 - CHEVROLET Engines
  • Pin Voltage Charts
    • Engine Controls - PID Values, Pcm Connector Views And Terminal Identification
  • Remove, Overhaul & Install
    • Engine Controls - Removal & Installation - V6 & V8
  • Engine Control System - Sensor Range Charts
  • Specifications
    • Engine Controls - Service & Adjustment Specifications
    • Firing Order & Cylinder Identification
  • System
    • Engine Control System Self-Diagnostics - 3.8L
    • Engine Controls - Basic Diagnostic Procedures - 3.8L
    • Engine Controls - Strategy Based Engine Diagnosis
    • Engine Controls - System & Component Testing - 3.8L
    • Engine Controls Troubleshooting - No Codes - 3.8L
    • Testing Wiring Systems For Intermittent & Poor Connections
  • Testing & Diagnosis
    • Engine Control System Self-Diagnostics - 3.8L
    • Engine Controls - Basic Diagnostic Procedures - 3.8L
    • Engine Controls - Strategy Based Engine Diagnosis
    • Engine Controls - System & Component Testing - 3.8L
    • Engine Controls Troubleshooting - No Codes - 3.8L
    • Testing Wiring Systems For Intermittent & Poor Connections
  • Theory and Operation
    • Engine Controls - Theory & Operation - 3.8L
  • Engine Vacuum Diagrams
• General Information
  • Abbreviations
    • Commonly Used Abbreviations - General Information
    • Emission Control Abbreviations
  • Basic Trouble Shooting
    • Basic Trouble Shooting - General Information
    • Commonly Used Abbreviations - General Information
    • Emission Control Abbreviations
    • Engine Performance - Trouble Shooting - General Information
  • Brakes
    • Anti-Lock Brake Safety Precautions - General Information
    • Map - Brake Systems
    • Map - Routine Inspection Reference Guide
  • Check Lists
    • Symptom Check List Worksheet - General Information
  • Computer Relearn Procedures
  • OBD-II Drive Cycles - 2001-03
  • Driveline/Axles
    • Drive Axle Noise Diagnosis - General Information
    • Gear Tooth Contact Patterns - General Information
    • Map - Drive Train & Transmission
    • Trouble Shooting - Clutches - General Information
  • DTC Index
  • Electrical
    • Map - Electrical Systems
    • Testing Wiring Systems For Intermittent & Poor Connections
    • Using lemon2025'S System Wiring Diagrams
  • Engine
    • Engine Overhaul Procedures - General Information
    • General Cooling System Service - General Information
  • Engine Performance
    • Electrostatic Discharge Warning - General Information
    • Engine Performance Diagnostic Routine Outline - General Information
    • Engine Performance Safety Precautions
    • Map - Engine Performance & Maintenance
    • Parasitic Load Explanation & Test Procedures - General Information
    • State Emission Standards - Diesel
    • State Emission Standards - Gas
    • Waveforms - Injector Pattern Tutorial - General Information
  • Map - Exhaust Systems
  • Heating, Ventilation & A/C (HVAC)
    • Map - Heating, Ventilation, & Air Conditioning
  • Hoist/Jack
    • General Information
  • Identification
    • CANADIAN Model Cross-Reference
  • Metric Conversions
    • Engine Displacement Conversion Table - ECAT
    • Metric Conversions
  • OEM General Information
    • Cautions And Notices
    • Engine Controls - Strategy Based Engine Diagnosis
    • General Information
    • Testing Wiring Systems For Intermittent & Poor Connections
    • Vehicle DTC Information
    • Vibration - Drivetrain
    • Vibration Symptoms Diagnosis And Correction
  • Reset Procedures
    • ATEQ TPMS Reset Procedure
    • BARTEC TPMS Reset Procedure
    • Maintenance And Lubrication
    • Maintenance Reminder Light (Reset Procedures)
    • Tire Pressure Monitor Systems
  • Restraints
    • Supplemental Inflatable Restraint System Component Inspection & Replacement Tables.
  • RPO Codes
    • General Information
    • RPO Code Description (Codes 001-19F)
    • RPO Code Description (Codes 19H-2EL)
    • RPO Code Description (Codes 2F1-44I)
    • RPO Code Description (Codes 44L-5J9)
    • RPO Code Description (Codes 5K0-6FF)
    • RPO Code Description (Codes 6FG-76A)
    • RPO Code Description (Codes 76D-7XD)
    • RPO Code Description (Codes 7XF-8M0)
    • RPO Code Description (Codes 8M1-9C0)
    • RPO Code Description (Codes 9C1-A0F)
    • RPO Code Description (Codes A0G-Ar4)
    • RPO Code Description (Codes Ar5-BCP)
    • RPO Code Description (Codes BCQ-C12)
    • RPO Code Description (Codes C13-Cur)
    • RPO Code Description (Codes Cut-Dir)
    • RPO Code Description (Codes Dr7-EHE)
    • RPO Code Description (Codes EHF-F5P)
    • RPO Code Description (Codes F5Q-G1V)
    • RPO Code Description (Codes G1W-HFN)
    • RPO Code Description (Codes HFO-JRG)
    • RPO Code Description (Codes JRH-KLY)
    • RPO Code Description (Codes KLZ-LQX)
    • RPO Code Description (Codes LQY-MW9)
    • RPO Code Description (Codes MWE-ODK)
    • RPO Code Description (Codes ODL-Ora)
    • RPO Code Description (Codes Orb-PDE)
    • RPO Code Description (Codes PDF-QH6)
    • RPO Code Description (Codes QH7-R8D)
    • RPO Code Description (Codes R8E-T07)
    • RPO Code Description (Codes T08-TJ0)
    • RPO Code Description (Codes TJ1-U10)
    • RPO Code Description (Codes U11-Us9)
    • RPO Code Description (Codes USB-VG9)
    • RPO Code Description (Codes VGA-W5Y)
    • RPO Code Description (Codes W5Z-XE3)
    • RPO Code Description (Codes XE4-Y9Z)
    • RPO Code Description (Codes Ya2-ZD9)
    • RPO Code Description (Codes ZDE-ZZZ)
  • Specifications Index
    • Common Specs & Procedures
  • Steering
    • Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
    • Wheel Alignment Theory & Operation - General Information
  • Traction Control Disable Procedures
  • Trouble Shooting - Manual Transmission - General Information
• Heating, Ventilation & A/C (HVAC)
  • General Servicing
    • Cabin Air Filter
  • HVAC Control Systems
    • HVAC Systems - Automatic
    • HVAC Systems - Manual
• Maintenance
  • Procedures
    • Maintenance And Lubrication
• Restraints
  • Air Bag, SRS
    • Supplemental Inflatable Restraint System
    • Supplemental Inflatable Restraint System Deactivation Procedures
  • Restraints Control Systems
    • Seat Belt System
    • Supplemental Inflatable Restraint System Deactivation Procedures
  • Seat Belts
    • Seat Belt System
    • Supplemental Inflatable Restraint System Deactivation Procedures
• Steering
  • Manual Steering
    • Rack & Pinion Power Steering System
  • Rack & Pinion Power Steering System
  • Steering Wheel & Steering Column
• Suspension
  • Front Suspension
    • Front Suspension System
    • Suspension System General Diagnosis
  • Rear Suspension
    • Rear Suspension System
    • Suspension System General Diagnosis
  • Wheel Alignment
    • Wheel Alignment Specifications
    • Wheel Alignment Specifications & Adjustment Procedures
  • Wheels & Tire System
    • Tire Pressure Monitoring System
    • Tires & Wheels
• Transmission
  • Automatic Trans
    • Automatic Transaxle - Hydraulic Diagrams - 4T65-E
    • Automatic Transaxle Diagnosis - 4T65-E
    • Automatic Transaxle Overhaul & Testing - 4T65-E
    • Automatic Transaxle Removal & Installation
    • Automatic Transmission Servicing
    • Shift Interlock System
  • Automatic Transaxle - Hydraulic Diagrams - 4T65-E
• External Pages