Repair and Diagnosis (Single Page)
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Quick Lookups- Accessories & Equipment
- Anti-Theft Systems
- Anti-Theft Systems - Alarm (Fwd)
- Door Locks - Power
- Keyless Entry System - Remote
- Description & Operation
- Programming
- Testing
- System Checks
- System Diagnosis
- Door Locks Do Not Operate From Door Lock Switches
- Theft Deterrent System does Not Arm Or Disarm From Door Lock Switches Or Key
- Only One Transmitter Operates
- Both Transmitters Do Not Operate; Power Door Locks Are Okay
- Theft Deterrent System does Not Arm From Transmitter
- Doors Unlock From Door Lock Switches, But Not From Transmitters
- Trunk Lid does Not Release From Transmitters
- Luggage Compartment Lid Opens With Ignition Switch At Run And Gear Selector Lever Not At Park
- All Doors Do Not Unlock When Door Lock Cylinder Switch Is Turned Twice To Unlock
- Transmitter Operates Only At Close Range
- Entry Lights Do Not Operate From Transmitter
- Removal & Installation
- Wiring Diagrams
- Tailgate & Trunk Release
- Cruise Control Systems
- Description & Operation
- Adjustments
- Testing
- Notes
- Cruise Control Model-To-Diagnostic Chart Menu
- Chart No. 1: Cruise Switch Short (Test A)
- Chart No. 1: Power Circuit Open (Test B)
- Chart No. 1: Brake Circuit Open (Test C)
- Chart No. 1: Vent Circuit Open (Test D)
- Chart No. 1: Vacuum Circuit Open (Test E)
- Chart No. 1: SPS Circuit Open (Test F)
- Chart No. 1: SC Circuit Open (Test G)
- Chart No. 1: Vacuum Circuit Short (Test H)
- Chart No. 1: R/A Circuit Open (Test I)
- Chart No. 1: Vent Circuit Short (Test J)
- Chart No. 1: VSS Circuit Open (Test K)
- Chart No. 1: VSS Circuit Short (Test L)
- Chart No. 1: Vacuum System (Test M)
- Chart No. 1: SPS Circuit Short (Test N)
- Chart No. 1: SPS Short (Test O)
- Chart No. 1: Cruise Control Module (Test P)
- Chart No. 2: Cruise Switch Short (Test A)
- Chart No. 2: Power Circuit Open (Test B)
- Chart No. 2: Brake Circuit Open (Test C)
- Chart No. 2: Vent Circuit Open (Test D)
- Chart No. 2: Vacuum Circuit Open (Test E)
- Chart No. 2: SPS Circuit Open (Test F)
- Chart No. 2: SC Circuit Open (Test G)
- Chart No. 2: Vacuum Circuit Short (Test H)
- Chart No. 2: R/A Circuit Open (Test I)
- Chart No. 2: Vent Circuit Short (Test J)
- Chart No. 2: VSS Circuit Open (Test K)
- Chart No. 2: VSS Circuit Short (Test L)
- Chart No. 2: Vacuum System Test (Test M)
- Chart No. 2: SPS Circuit Short (Test N)
- Chart No. 2: Cruise Control Module (Test O)
- Chart No. 3: Cruise Control Diagnosis & Testing
- Chart No. 4: Cruise Control Diagnosis & Testing
- Isolation Test
- Trouble Shooting
- Wiring Diagrams
- Gauges & Instrument Panels
- Instrument Panel - Electronic
- Testing & Diagnosis
- Notes
- Instrument Cluster
- Instrument Panel Self-Diagnostic Feature
- No Cluster Display
- Continuous Zero Mph Speedometer Reading
- Tachometer Does Not Display Or Displays Intermittently
- Fuel Gauge Incorrect
- No Trip Odometer Or Reads Incorrectly
- Temperature Gauge Is Incorrect
- Oil Pressure Gauge Operating Improperly
- Removal & Installation
- Testing & Diagnosis
- Instrument Panel - Electronic
- Headlights
- Headlight Doors - Automatic
- Headlights - Automatic Twilight Sentinel
- Description & Operation
- Adjustments
- Trouble Shooting
- Testing
- Removal & Installation
- Amplifier & Photocell
- Removal & Installation (Caprice)
- Removal & Installation (Bonneville)
- Removal & Installation (Brougham, DeVille & Fleetwood)
- Removal & Installation (Delta 88 & Ninety-Eight)
- Removal & Installation (Eldorado & Seville)
- Removal & Installation (Electra)
- Removal & Installation (Riviera)
- Removal & Installation (Toronado)
- Amplifier & Photocell
- Wiring Diagrams
- Heated Glass/Defoggers
- Infotainment
- Mirrors - Power
- Seats - Power
- Description & Operation
- Adjustments
- Trouble Shooting
- Mechanical
- Jerky Horizontal Operation
- Horizontal Chuck or Looseness
- One Adjuster Will Not Operate Horizontally
- One Adjuster Will Not Operate Vertically
- Both Adjusters Will Not Operate Horizontally And/Or Vertically
- Vertical Chuck or Looseness
- Power Seat Back Motor Operates, But Seat Back Does Not Move
- Power Seat Back Operation Jerky
- Electrical
- Mechanical
- Removal & Installation
- Wiring Diagrams
- Steering Column Switches
- Window Motors & Regulators
- Wiper/Washer Systems
- Anti-Theft Systems
- Body & Frame
- Door Locks
- Anti-Theft Systems - Alarm (Fwd)
- Door Locks - Power
- Keyless Entry System - Remote
- Description & Operation
- Programming
- Testing
- System Checks
- System Diagnosis
- Door Locks Do Not Operate From Door Lock Switches
- Theft Deterrent System does Not Arm Or Disarm From Door Lock Switches Or Key
- Only One Transmitter Operates
- Both Transmitters Do Not Operate; Power Door Locks Are Okay
- Theft Deterrent System does Not Arm From Transmitter
- Doors Unlock From Door Lock Switches, But Not From Transmitters
- Trunk Lid does Not Release From Transmitters
- Luggage Compartment Lid Opens With Ignition Switch At Run And Gear Selector Lever Not At Park
- All Doors Do Not Unlock When Door Lock Cylinder Switch Is Turned Twice To Unlock
- Transmitter Operates Only At Close Range
- Entry Lights Do Not Operate From Transmitter
- Removal & Installation
- Wiring Diagrams
- Tailgate & Trunk Release
- Headlight Doors - Automatic
- Mirrors - Power
- Seats - Power
- Description & Operation
- Adjustments
- Trouble Shooting
- Mechanical
- Jerky Horizontal Operation
- Horizontal Chuck or Looseness
- One Adjuster Will Not Operate Horizontally
- One Adjuster Will Not Operate Vertically
- Both Adjusters Will Not Operate Horizontally And/Or Vertically
- Vertical Chuck or Looseness
- Power Seat Back Motor Operates, But Seat Back Does Not Move
- Power Seat Back Operation Jerky
- Electrical
- Mechanical
- Removal & Installation
- Wiring Diagrams
- Sun Roof/T-Top/Convertible Top
- Power Windows
- Door Locks
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brake System
- Description
- Safety Precautions
- Anti-Lock Brake System Operation
- Anti-Lock Brake System Component Locations
- Bleeding
- Diagnosis & Testing
- General Precautions
- Accessing Abs Trouble Codes
- Accessing BCM Trouble Codes
- Abs Codes & Chart Index
- Functional Check
- Charts & Codes
- Chart A1 - EBCM Problem
- Chart A2 - Main Valve
- Charts A3 To A8: Front & Rear Inlet & Outlet Valves
- Charts A9 To A12 Wheel Sensor
- Chart A13 Missing Wheel Sensor Signal
- Chart A14 "Pressure Reduction" Fault
- Chart A15 - Low Fluid/Pressure Loop Input Not Processable
- Chart B "Anti-Lock" Light On & No Codes Set
- Chart B1 Ignition Enable Circuit
- Chart B2 & B3 EBCM Loop Circuit Open Or Shorted
- Chart B4 Main Relay Circuits
- Chart B5 - Anti-Lock Light Circuit
- Chart B6 Miscellaneous EBCM Inputs
- Chart C "Brake" Light On & No Codes
- Chart C1 - Brake Pressure Input
- Chart C2 - Low Brake Fluid Input
- Chart C3 - Parking Brake Input
- Chart D "Brake" & "Anti-Lock" Lights On
- Chart D1 Pump/Motor Does Not Operate
- Chart D2 Hydraulic Unit Functional Check
- Chart D3 Fluid Level Sensor
- Charts D4 To D6 EXTNDED Pump Operation & Hydraulic LEAKDOWN
- Chart E Symptom Diagnosis
- "Brake" Indicator Control
- Chart E1 "Anti-Lock" Light INOP At Key On
- Chart E3 Valve Cycling During Normal Stops
- Chart E4 Low Or Spongy Pedal
- Chart E5 Poor Vehicle Tracking During Abs Operation
- Charts F Through F4 Wheel Sensor Output
- Chart G Solenoid Valves
- Removal & Installation
- Wiring Diagrams
- Anti-Lock Brake System
- Mechanical - Hydraulic
- Traction Control
- Anti-Lock Brake System
- Description
- Safety Precautions
- Anti-Lock Brake System Operation
- Anti-Lock Brake System Component Locations
- Bleeding
- Diagnosis & Testing
- General Precautions
- Accessing Abs Trouble Codes
- Accessing BCM Trouble Codes
- Abs Codes & Chart Index
- Functional Check
- Charts & Codes
- Chart A1 - EBCM Problem
- Chart A2 - Main Valve
- Charts A3 To A8: Front & Rear Inlet & Outlet Valves
- Charts A9 To A12 Wheel Sensor
- Chart A13 Missing Wheel Sensor Signal
- Chart A14 "Pressure Reduction" Fault
- Chart A15 - Low Fluid/Pressure Loop Input Not Processable
- Chart B "Anti-Lock" Light On & No Codes Set
- Chart B1 Ignition Enable Circuit
- Chart B2 & B3 EBCM Loop Circuit Open Or Shorted
- Chart B4 Main Relay Circuits
- Chart B5 - Anti-Lock Light Circuit
- Chart B6 Miscellaneous EBCM Inputs
- Chart C "Brake" Light On & No Codes
- Chart C1 - Brake Pressure Input
- Chart C2 - Low Brake Fluid Input
- Chart C3 - Parking Brake Input
- Chart D "Brake" & "Anti-Lock" Lights On
- Chart D1 Pump/Motor Does Not Operate
- Chart D2 Hydraulic Unit Functional Check
- Chart D3 Fluid Level Sensor
- Charts D4 To D6 EXTNDED Pump Operation & Hydraulic LEAKDOWN
- Chart E Symptom Diagnosis
- "Brake" Indicator Control
- Chart E1 "Anti-Lock" Light INOP At Key On
- Chart E3 Valve Cycling During Normal Stops
- Chart E4 Low Or Spongy Pedal
- Chart E5 Poor Vehicle Tracking During Abs Operation
- Charts F Through F4 Wheel Sensor Output
- Chart G Solenoid Valves
- Removal & Installation
- Wiring Diagrams
- Anti-Lock Brake System
- Anti-Lock Brakes
- Drivelines & Axles
- Electrical
- Charging Systems
- Alternator & Regulator - 120 Amp
- Description
- Operation
- Trouble Shooting
- Testing
- On-Vehicle Testing
- Diagnostic Testing
- Bench Testing
- Overhaul
- Alternator Specifications
- Torque Specifications
- Alternator & Regulator - Except 120 Amp
- Alternator & Regulator - 120 Amp
- Component Locations
- Fuses & Circuit Breakers
- Gauges
- Instrument Panel - Electronic
- Testing & Diagnosis
- Notes
- Instrument Cluster
- Instrument Panel Self-Diagnostic Feature
- No Cluster Display
- Continuous Zero Mph Speedometer Reading
- Tachometer Does Not Display Or Displays Intermittently
- Fuel Gauge Incorrect
- No Trip Odometer Or Reads Incorrectly
- Temperature Gauge Is Incorrect
- Oil Pressure Gauge Operating Improperly
- Removal & Installation
- Testing & Diagnosis
- Instrument Panel - Electronic
- Starter
- Wiring Diagrams
- Charging Systems
- Engine Mechanical
- Accessory Drive Belts
- Drive Belt Routing
- Description
- Inspection
- Serpentine Belt Routing
- Serpentine Belt Alignment
- Serpentine Belt TENSIONER Indicators
- Serpentine Belt Routing (2.0L)
- Serpentine Belt Routing (2.3L)
- Serpentine Belt Routing (2.5L)
- Serpentine Belt Routing (2.8L)
- SERPENTINE BELT ROUTING (2.8L Camaro/Firebird)
- Serpentine Belt Routing (3.8L)
- Serpentine Belt Routing (4.5L)
- Serpentine Belt Routing (5.0L & 5.7L)
- SERPENTINE BELT ROUTING (5.7L Corvette)
- Drive Belt Routing
- 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
- Fill Pipe RESTRICTOR (Fr)
- Exhaust Gas RECIRCULATION (EGR) System
- Spark Controls (SPK)
- Air Injection System (AIS)
- Oxygen Sensor (O2)
- Computerized Engine Controls (CEC)
- Early Fuel Evaporation (EFE)
- Emission Maintenance Reminder Light (EMR) (If Equipped)
- Malfunction Indicator Light (Mil)
- Emission Control System Visual Inspection Procedures - General Information
- Engine Cooling Fan
- Application
- Description
- Operation
- Trouble Shooting
- Chart C-12A, Cooling Fan Check Functional Check 3.8L - VIN C
- Chart C-12B, Cooling Fan Check No Low Speed Cooling Fan 3.8L - VIN C
- Chart C-12C-1, Cooling Fan Check No High Speed Puller Fan 3.8L - VIN C
- Chart C-12C-2, Cooling Fan Check No High Speed Pusher Fan 3.8L - VIN C
- Chart C-12D, Cooling Fan Check Cooling Fan(S) On At All Times 3.8L - VIN C
- Code B111, A/C High Side Temperature Sensor Circuit Check 3.8L - VIN C
- Wiring Diagrams
- Cooling System (Mechanical)
- Cooling System Specifications
- Drive Belt Routing
- Description
- Inspection
- Serpentine Belt Routing
- Serpentine Belt Alignment
- Serpentine Belt TENSIONER Indicators
- Serpentine Belt Routing (2.0L)
- Serpentine Belt Routing (2.3L)
- Serpentine Belt Routing (2.5L)
- Serpentine Belt Routing (2.8L)
- SERPENTINE BELT ROUTING (2.8L Camaro/Firebird)
- Serpentine Belt Routing (3.8L)
- Serpentine Belt Routing (4.5L)
- Serpentine Belt Routing (5.0L & 5.7L)
- SERPENTINE BELT ROUTING (5.7L Corvette)
- Engine Cooling System
- Mechanical
- 3.8L "3800" V6 - VIN [C]
- Engine Identification
- Adjustments
- Trouble Shooting
- Removal & Installation
- Engine
- Intake Manifold
- Exhaust Manifold
- Cylinder Head
- Timing Chain & Sprockets
- Front Timing Case Cover
- Front Crankshaft Seal
- Rocker Arms & Push Rods
- Valve Lifters
- Balance Shaft
- Water Pump
- Oil Pan
- Cylinder Head Inspection
- Valve Seats
- Valve Guides
- Seat Correction Angles
- Valve Train Servicing
- Valve Stem Height
- Valve Stem Oil Seals
- Camshaft
- Piston Ring Installation
- Piston & Rod Assembly
- Fitting Pistons
- Crankshaft & Bearings
- Crankshaft Flange RUNOUT
- Rear Crankshaft Oil Seal
- Cylinder Block
- Lubrication
- Torque Specifications
- Engine Specifications
- Engine Oil Pan Removal
- Engine Removal
- 3.8L "3800" V6 - VIN [C]
- Starter
- Accessory Drive Belts
- Engine Performance
- Adjustment
- Tune-Up - V6
- Identification
- Engine Compression
- Valve Clearance
- Valve Arrangement
- Ignition System
- Ignition Timing
- Pick-Up Coil Test
- Ignition Coil Test
- Spark Plug Type
- Spark Plug Installation
- High Tension Wire Resistance Test
- Fuel Injection
- Fuel System Pressure
- Hot (Slow) Idle Rpm
- Idle Air Control Valve
- Minimum Idle Speed
- Idle Air Control (IAC) Valve Reset
- Throttle Position Sensor Adjustment
- General Servicing
- Service Interval Message Reset
- Replacement Intervals
- Belt Tension Adjustment
- Cooling System Capacities
- Engine Oil Capacities
- Transmission Capacities
- Tune-Up - V6
- Application
- Emissions
- EGR Function Testing - General Motors Cars
- Emission Applications
- Emission Control Abbreviations
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- 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
- Ignition System - C3I
- Remove, Overhaul & Install
- CCC Components Removal & Installation
- Removal & Installation
- Notes
- ECM/Mem-Cal - 1986-91 Models With Mem-Cal
- Programmable Read Only Memory (Prom)
- Calpac
- Mem-Cal
- Oxygen (O2) Sensor
- Camshaft Position Sensor ("A", "C", "E" & "H" Bodies - VIN "B" & 3)
- Crankshaft Position Sensor ("A", "C", "E", "H" & "H" Bodies - VIN "B", "E" & "L")
- All Other Sensors, Solenoids & Switches
- Fuel Pump ("F" Body)
- Fuel Tank ("F" Body)
- Fuel Pump ("Y" Body)
- Fuel Tank ("Y" Body)
- Removal & Installation
- CCC Components Removal & Installation
- Specifications
- System
- 3.3L/3.8L Component Tests
- Diagnosis & Testing
- Description
- Notes
- Basic Diagnostic Procedure
- Diagnostic Materials
- Diagnostic Charts
- Diagnostic Aids
- Field Service Mode Check (Fuel Injected Models)
- Special Diagnostic Tools
- Scan Tester Usage
- Scan Tester - Test Data Parameters
- Component Location
- ECM Terminal Id (3.3L VIN N, "A" Body)
- ECM Terminal Id (3.3L VIN N, "N" Body)
- ECM Terminal Id (3.3L VIN C, "C" & "H" Bodies)
- Diagnostic Circuit Check
- Chart A1 - No "Service Engine Soon" ("SES") Light
- Chart A2 - Won't Flash Code 12, "SES" Light Always On
- Chart A3 - Engine Cranks But Won't Run
- 3.3L (2 Of 2)
- Chart A5 - Fuel System Elect. Test (3.3L, "A" Body)
- Chart A5 - Fuel System Elect. Test
- Chart A5 - Fuel System Electrical Test
- Chart A7 - Fuel Pressure Test (3.3L "A" Body)
- Fuel Pressure Test (2 Of 3) (3.3L "A" Body)
- Fuel Pressure Test (3 Of 3) (3.3L "A" Body)
- Chart A7 - Fuel Pressure Test (3.3L "N" Body)
- Chart A7 - Fuel Pressure Test (3.8L "C" & "H" Bodies)
- Chart B1 - Restricted Exhaust System Check
- Check At O2 Sensor
- Chart C2A - Injector Balance Test
- Chart C2B - Idle Air Control (3.3L)
- Chart C2B - Idle Air Control (3.8L)
- Chart C3 - Canister Purge Check
- Chart C4H1 - C3I Misfire At Idle (3.3L)
- Chart C4H2 - C3I Misfire Under Load (3.3L)
- Chart C4F1 - C3I Misfire At Idle (3.8L "C" & "H" Bodies)
- Chart C4F2 - C3I Misfire Under Load (3.8L "C" & "H" Bodies)
- Chart C5 - Electronic Spark Control (ESC)
- Chart C7 - Exhaust Gas RECIRCULATION (3.8L)
- Chart C8 - Torque Converter Clutch
- Chart C8B - Torque Converter Clutch
- 3.3L "A" Body With 440-T4 Transmission (2 Of 2)
- Chart C8A - Torque Converter Clutch
- TCC - 3.8L With 440-T4 Transmission (2 Of 2)
- Chart C10 - A/C Clutch Control
- 3.3L "A" Body (2 Of 2)
- Chart C10 - A/C Clutch Control (3.3L "N" Body)
- Chart C10A - A/C Clutch Control
- 3.8L "C" & "H" Bodies (2 Of 2)
- Chart C12A - Cooling Fan Functional Check (3.3L "A" Body)
- Chart C12B - No Cooling Fan(S) (3.3L "A" Body)
- Chart C12C - Cooling Fan(S) Always On (3.3L "A" Body)
- Chart C12A - Cooling Fan Functional Check (3.3L "N" Body)
- Chart C12B - No Cooling Fan (3.3L "N" Body)
- Chart C12C - Cooling Fan Always On (3.3L "N" Body)
- Chart C12A - Cooling Fan Functional Check (3.8L)
- Chart C12B - Cooling Fan Always On (3.8L)
- Chart C12C - No Low Speed Cooling Fan (3.8L)
- Chart C12D - No High Speed Cooling Fan (3.8L)
- Wiring Diagrams
- 3.3L/3.8L PFI Tests W/Codes
- Description
- Self-Diagnostics
- Diagnostic Circuit Check (*Start Here*)
- "Non-Scan" Version
- "Scan" Version
- Chart A1: No "Service Engine Soon" (SES) Light
- Chart A2: Won't Flash Code 12, "SES" Light On
- Chart A3: Engine Cranks But Won't Run (3.3L)
- Chart A3: Engine Cranks But Won't Run (3.3L, 2 Of 2)
- Chart A3: Engine Cranks But Won't Run (1 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (2 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (3 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (4 Of 4) (3.8L)
- Chart A5: Fuel System Electrical Test (3.3L A Body)
- Chart A5: Fuel System Electrical Test (1 Of 2) (3.3L N Body)
- Chart A5: Fuel System Electrical Test (2 Of 2) (3.3L N Body)
- Chart A5: Fuel System Elect Test (1 Of 2, 3.8L W/Std Cluster)
- Chart A5: Fuel System Elect Test (2 Of 2, 3.8L W/Std Cluster)
- Chart A5: Fuel SYS Elect Test (1 Of 2, 3.8L W/O Std Cluster)
- Chart A5: Fuel SYS Elect Test (2 Of 2, 3.8L W/O Std Cluster)
- Chart A7: Fuel Pressure Test (1 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (2 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (3 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (2 Of 2) (3.3L N Body)
- Chart A7: Fuel Pressure Test (1 Of 2) (3.8L C/H Body)
- Chart A7: Fuel Pressure Test (2 Of 2) (3.8L C/H Body)
- Diagnostic Trouble Code Charts: 13-66
- Code 13: Open O2 Sensor Circuit
- Code 14: Cts Signal Voltage Low
- Code 15: Cts Signal Voltage High
- Code 16: System Voltage High
- Code 21: TPS Signal Voltage High
- Code 22: TPS Signal Voltage Low
- Code 23: Mat Sensor Signal Voltage High (3.8L)
- Code 24: Vehicle Speed Sensor (VSS)
- Code 25: Mat Sensor Signal Voltage Low (3.8L)
- Code 26: TCC Quad-Driver CKT (3.3L W/125-C Trans)
- Code 26: TCC Quad-Driver CKT (3.3L A Body W/440-T4 Trans)
- Code 26: Quad-Driver Circuit (1 Of 3) (3.8L)
- Code 26: Quad-Driver Circuit (2 Of 3) (3.8L)
- Code 26: Quad-Driver Circuit (3 Of 3) (3.8L)
- Code 27 Or 28: Gear Switch CKTS (3.3L W/125-C Trans)
- Code 28 Or 29: Gear Switch CKTS (3.3L W/440-T4 Trans)
- Code 27/28 Or 29: Gear Switch Circuits (3.8L)
- Code 31: Park/Neutral Switch Circuit
- Code 34: Mass Airflow (MAF) Sensor
- Code 38: Brake Switch Circuit (3.3L)
- Code 38: Brake Switch Circuit (3.8L)
- Code 39: TCC Circuit (3.3L W/125-C Trans)
- Code 39: TCC Circuit (3.3L/3.8L W/440-T4 Trans)
- Code 41, Cam Sensor Circuit ("C" & "H" Bodies; 3.8L)
- Code E041, Cam Sensor Circuit ("E" Bodies; 3.8L)
- Code 42: Est Ignition Circuit
- Code 43: Electronic Spark Control (ESC)
- Code 44: Lean Exhaust Indication
- Code 45: Rich Exhaust Indicator
- Code 46: Power Steering Pressure Switch (3.3L)
- Code 46: Power Steering Pressure Switch (3.8L)
- Code 48: Misfire Diagnosis
- Code 51: MEMCAL Error
- Code 63/64 Or 65: EGR Flow Check (3.8L)
- Code 66: A/C Pressure Sensor CKT (3.3L N Body)
- Chart B1: Restricted Exhaust System Check
- Chart C2A: Injector Balance Test
- Chart C2B: Idle Air Control (3.3L)
- Chart C2B: Idle Air Control (3.8L)
- Chart C3: Canister Purge Check
- Chart C4H-1: C3I Misfire At Idle (3.3L)
- Chart C4H-2: C3I Misfire Under Load (3.3L)
- Chart C4F-1: C3I Misfire At Idle (3.8L C/H Body)
- Chart C4F-2: C3I Misfire Under Load (3.8L C/H Body)
- Chart C5: Electronic Spark Control (ESC)
- Chart C7: Exhaust Gas RECIRCULATION (3.8L)
- Chart C8: TCC (125-C Trans, 3.3L A/N Body)
- Chart C8B: TCC W/440-T4 Trans (1 Of 2) (3.3L A Body)
- Chart C8B: TCC W/440-T4 Trans (2 Of 2) (3.3L A Body)
- Chart C8A: TCC W/440-T4 Trans (1 Of 2) (3.8L)
- Chart C8A: TCC W/440-T4 Trans (2 Of 2) (3.8L)
- Chart C10: A/C Clutch Control (1 Of 2) (3.3L A Body)
- Chart C10: A/C Clutch Control (2 Of 2) (3.3L A Body)
- Chart C10: A/C Clutch Control (3.3L N Body)
- Chart C10A: A/C Clutch Control (1 Of 2) (3.8L C/H Body)
- Chart C10A: A/C Clutch Control (2 Of 2) (3.8L C/H Body)
- Chart C12A: Cooling Fan Functional Check (3.3L A Body)
- Chart C12B: No Cooling Fan(S) (3.3L A Body)
- Chart C12C: Cooling Fan(S) Always On (3.3L A Body)
- Chart C12A: Cooling Fan Functional Check (3.3L N Body)
- Chart C12B: No Cooling Fan (3.3L N Body)
- Chart C12C: Cooling Fan Always On (3.3L N Body)
- Chart C12A: Cooling Fan Functional Check (3.8L)
- Chart C12B: Cooling Fan Always On (3.8L)
- Chart C12C: No Low Speed Cooling Fan (3.8L)
- Chart C12D: No High Speed Cooling Fan (3.8L)
- Component Location
- Terminal Id & Voltage Charts (3.3L VIN N, A Body)
- Terminal Id & Voltage Charts (3.3L VIN N, N Body)
- Terminal Id & Voltage Charts (3.8L VIN C, C/H Body)
- Wiring Diagrams
- 3.8L (3800 VIN [C]) ECM Tests W/Codes
- Trouble Shooting Symptom Diagnosis
- Preliminary Procedures
- How To Use This Section
- Fuel System Pressure Test
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Diagnostic Circuit Check
- Notes
- Chart A1, "Service Engine Soon" (SES) Light Inoperative
- Chart A2, "Service Engine Soon" (SES) Light Won't Go Out
- CHART A3, ENGINE CRANKS BUT WON'T RUN (1 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (2 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (3 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (4 of 4)
- CHART A5, FUEL SYSTEM ELECTRICAL TEST (1 of 2)
- CHART A5, FUEL SYSTEM ELECTRICAL TEST (2 of 2)
- CHART A7, FUEL PRESSURE TEST (1 of 2)
- CHART A7, FUEL PRESSURE TEST (2 of 2)
- Chart B1, Restricted Exhaust System Check
- Chart C2A, Injector Balance Test
- Chart C2, Idle Air Control (IAC) Valve Check
- Chart C3, Canister Purge Check
- Chart C4F-1, C(3)I Misfire At Idle
- Chart C4F-2, C(3)I Misfire Under Load
- Chart C5, Electronic Spark Control (ESC) System Check
- Chart C7, Exhaust Gas RECIRCULATION (EGR) Flow Check
- Chart C8A, Torque Converter Clutch (TCC)
- Chart C12C-A, Coolant Fan - No High Speed Rear Fan
- Chart C12A, Coolant Fan Check
- Chart C12B, Coolant Fan Check (REATTA)
- Chart C12C-B, Coolant Fan Check No High Speed Front Fan
- Chart C12D, Coolant Fan Check "On" At All Times (REATTA)
- Self-Diagnostic System Check
- Chart B-1, Cannot Enter Diagnostics
- Chart B-2, CRTC Or Data Problem
- Chart B-3, No Communication
- Chart B-4, No Communication
- Chart B-5, CRTC Problem
- Chart B-6, No Communication To IPC With Only Radio Functions
- Chart B-7, BCM Problem
- Chart B-8, Loss Of Logic - 7 Volts
- Chart C1, CRT Problem
- Chart C2, No Picture
- Chart C3, No Switches Respond Or Beeper Problem
- Chart C4, Some Switches Do Not Respond
- Chart C5, Picture Rolls
- Code EO13, Open Oxygen Sensor Circuit
- Code EO14, Coolant Sensor Temperature Too High
- Code EO15, Coolant Sensor Temperature Too Low
- Code EO16, Battery Voltage Too High
- Code EO21, TPS Signal Voltage High
- Code EO22, TPS Signal Voltage Low
- Code EO23, Mat Sensor Signal Voltage High
- Code EO24, Vehicle Speed Sensor (VSS) Circuit
- Code EO25, Manifold Air Temperature (Mat) Sensor Circuit
- Code EO26, Quad Driver (QDM) Error
- Code EO27, EO28 & EO29, 2ND, 3RD & 4TH Gear Switch Diagnosis
- Code EO31, Park/Neutral Switch Circuit
- Code EO34, Mass Airflow Sensor Circuit
- Code EO38, Brake Switch Circuit
- Code EO39, Torque Converter Clutch (TCC) Circuit
- Code EO41, Cam Sensor Signal
- Code EO42, Est Ignition Circuit
- Code EO43, Electronic Spark Control (ESC) Circuit
- Code EO44, Oxygen (O2) Sensor CKT (Lean Exhaust Indicated)
- Code EO45, Oxygen Sensor Circuit (Rich Exhaust Indicated)
- Code EO46, Power Steering Pressure Switch (PSPS) Circuit
- Code EO47, ECM-BCM Data
- Code EO48, Misfire Diagnosis
- Code EO51, Mem-Cal Error
- Code EO63, EO64 & EO65, Exhaust Gas RECIRCULATION (EGR) Flow Check
- "Driver Door Ajar" Message
- "Passenger Door Ajar" Message
- "Seat Belt" Telltale & Chime
- "Headlights Are On" Chime
- "Low Oil Pressure" Message & Telltale
- "Oil Level Is Low" Message
- "Fuel Level Is Low" Message
- "Washer Fluid Is Low" Message
- "OVERSPEED Alarm" Message
- "Key In Ignition" Warning Chime
- Flashing Coolant Gauge,"Hot" Telltale, "Engine Overheat"
- "Park Brake On" Message
- "Brake Fluid Is Low" Message
- Antilock Telltale On
- ECM Terminal Voltage & Component Locations
- Wiring Diagrams
- Trouble Shooting Symptom Diagnosis
- 3.8L BCM Tests W/Codes
- Description
- Component Locations
- Operation
- Notes
- Cathode Ray Tube Controller
- Electronic Climate Control (ECC) (TORONADO)
- Self-Diagnostics
- Entering "Service Mode"
- Climate Control "Service Mode"
- System Selection
- Test Type Selection
- Test Selection
- Code Reset Or Clearing Selection
- Snapshot Selection
- IPC Segment Check
- Exiting "Service Mode"
- Data Displays
- Input Displays
- Output Displays
- Override Displays
- Trouble Code Display
- Trouble Codes
- Trouble Shooting Symptom Diagnosis
- Preliminary Procedures
- How To Use This Section
- Fuel System Pressure Test
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Removal & Installation
- Self-Diagnostics
- Diagnostic Circuit Check
- Chart A-1, "Service Engine Soon" Light Inoperative
- Chart A-2, "Service Engine Soon" Light Won't Go Out
- Chart A-3, Engine Cranks But Will Not Run
- Chart A-5, Fuel System Electrical Test
- Chart A-7, Fuel Pressure Test
- Chart B-1, Restricted Exhaust System Check
- Chart C-2A, Injector Balance Test
- Chart C-2, Idle Air Control (IAC) Valve Check
- Chart C-3, Canister Purge Check
- Chart C-4F-1, C I Misfire At Idle
- Chart C-4F-2, C I Misfire Under Load
- Chart C-5, Electronic Spark Control (ESC) System Check
- Chart C-7, Exhaust Gas RECIRCULATION (EGR) Flow Check
- Chart C-8A, Torque Converter Clutch (TCC)
- Chart C-12A, Coolant Fan Check (Riviera & TORONADO)
- Chart C-12B, Coolant Fan Check (Riviera & TORONADO)
- Chart C-12C-A, Coolant Fan Check No High Speed Rear Fan (REATTA, Riviera & TORONADO)
- Chart C-12C-B, Coolant Fan Check No High Speed Front Fan (Riviera & TORONADO)
- Chart C-12D, Coolant Fan Check "On" At All Times (Riviera & TORONADO)
- Chart C-12A, Coolant Fan Check (REATTA)
- Chart C-12B, Coolant Fan Check (REATTA)
- Chart C-12C-B, Coolant Fan Check No High Speed Front Fan (REATTA)
- Chart C-12D, Coolant Fan Check "On" At All Times (REATTA)
- Self-Diagnostic System Check (REATTA & Riviera)
- Chart B-1, Cannot Enter Diagnostics (REATTA & Riviera)
- Chart B-2, CRTC Or Data Problem (REATTA & Riviera)
- Chart B-3, No Communication (REATTA & Riviera)
- Chart B-4, No Communication (REATTA & Riviera)
- Chart B-5, CRTC Problem (REATTA & Riviera)
- Chart B-6, No Communication To IPC With Only Radio Functions (REATTA & Riviera)
- Chart B-7, BCM Problem (REATTA & Riviera)
- Chart B-8, Loss Of Logic - 7 Volts (REATTA & Riviera)
- Chart C-1, CRT Problem (REATTA & Riviera)
- Chart C-2, No Picture (REATTA & Riviera)
- Chart C-3, No Switches Respond Or Beeper Problem (REATTA & Riviera)
- Chart C-4, Some Switches Do Not Respond (REATTA & Riviera)
- Chart C-5, Picture Rolls (REATTA & Riviera)
- Self-Diagnostic System Check (TORONADO CRT Equipped)
- Chart A, Loss Of IPC Display (TORONADO CRT Equipped)
- Chart A-1, Cps Check (TORONADO CRT Equipped)
- Chart B, Color CRT Blank With Ignition On (TORONADO CRT Equipped)
- Chart D-1, Serial Data Circuit Open (TORONADO CRT Equipped)
- Chart D-2, Grounded Serial Data Circuit (TORONADO CRT Equipped)
- Chart D-3, Serial Data Circuit Shorted (TORONADO CRT Equipped)
- Chart E, Color CRT Abnormalities (TORONADO CRT Equipped)
- Self-Diagnostic System Check (TORONADO ECC Equipped)
- Chart A, Loss Of IPC Display (TORONADO ECC Equipped)
- Chart A-1, Cps Check (TORONADO ECC Equipped)
- Chart B, Loss Of Serial Data (TORONADO ECC Equipped)
- Chart C, Loss Of ECC Communications (TORONADO ECC Equipped)
- Chart D, Loss Of Communication (TORONADO ECC Equipped)
- Chart D-1, Serial Data Circuit Open (TORONADO ECC Equipped)
- Chart D-2, Grounded Serial Data Circuit (TORONADO ECC Equipped)
- Chart D-3, Serial Data Circuit Short (TORONADO ECC Equipped)
- Code B110, Outside Temperature Sensor Circuit
- Code B111, A/C High Side Temperature Sensor Circuit
- Code B112, A/C Low Side Temperature Sensor Circuit
- Code B113, In-Car Temperature Sensor Circuit
- Code B115, Sun Load Sensor Circuit
- Code B119, Twilight Photocell Circuit
- Code B120, Twilight Delay Potentiometer (REATTA & Riviera)
- Code B120, Twilight Delay Pot Circuit (TORONADO)
- Code B120 & B122, Twilight Delay & Panel Dimming
- Code B121, Twilight Enable Switch Circuit (REATTA & Riviera)
- Code B122, Panel Dimming Potentiometer Circuit (REATTA & Riviera)
- Code B122, Panel Dimming Switch Pot Circuit
- Code B123, Panel Lamp Switch Circuit
- Code B124, Vehicle Speed Sensor (VSS) Circuit Problem
- Code B127, Gear Selector Switch Circuit (TORONADO)
- Code B132, Engine Oil Pressure Sensor Circuit Faulty
- Code B140, Phone System Fault
- Serial Data Circuit Multiple Intermittent Data Codes (TORONADO)
- Code B332, Loss Of Compass Data
- Code B334, Loss Of ECM Data
- Code B335, Loss Of ECC Or CRTC Serial Data
- Code B336, Loss Of IPC Serial Data
- Code B337, Loss Of HVAC Programmer Data
- Serial Data Circuit Multiple Intermittent Codes
- Code B410, Charging System Circuit Fault
- Code B411 Or B412 Battery Voltage Too High Or Too Low
- Code B420, Courtesy - Twilight Light Relay Circuits (Riviera & REATTA)
- Code B420, Courtesy Lamp Relay Circuits (Riviera & REATTA)
- Code B420, Twilight Relay Circuits (Optional On Riviera Only)
- Code B420, Hi/Lo Beam Relay Circuit (Riviera Only)
- Code B420, Hi/Lo Beam Relay Circuit (REATTA Only)
- Code B420, Retained Accessory Power Relay Circuit
- Code B420, Courtesy - Twilight Light Relay Circuits (TORONADO)
- Code B420, Twilight Light Relay Circuits (TORONADO)
- Code B440, Air Mix Valve (Door) Circuit Problem
- Code B446, B447 & B448 Refrigerant System Problem (1 Of 2)
- Code B446, B447 & B448 Refrigerant System Problem (2 Of 2)
- Code B449, High Side Temperature Too High
- Code B450, Coolant Temperature Too High
- Code B482, Anti-Lock Pressure Problem
- Code B552, BCM Keep Alive Memory Error
- Code C553, CRT Keep Alive Memory Error (REATTA & Riviera)
- Code B556, Odometer (Ee) Prom Error
- Code B660, Cruise Control Not Drive
- Code B663, Cruise Speed Difference Between Actual And Set, Is Too Large
- Code B664, Cruise - Acceleration Too High
- Code B667, Set/Coast Or Resume/ACCEL Circuit Shorted
- Code B671, Cruise Servo Position Sensor Circuit
- Code B672, Cruise Vent Solenoid Circuit Problem
- Code B673, Cruise Vacuum Solenoid Circuit Problem
- Code C553, CRT Keep Alive Memory Error (TORONADO)
- Code C710, CRTC Switching Circuit Problem (REATTA & Riviera)
- Code C710, CRTC Switching Circuit Problem
- "Driver Door Ajar" Message
- "Passenger Door Ajar" Message
- "Seat Belt" Telltale & Chime
- "Headlights Are On" Chime
- "Low Oil Pressure" Message & Telltale
- "Oil Level Is Low" Message
- "Fuel Level Is Low" Message
- "Washer Fluid Is Low" Message
- "OVERSPEED Alarm" Message
- "Key In Ignition" Warning Chime
- Flashing Coolant Gauge,"Hot" Telltale, "Engine Overheat" Message & Fast Chime
- "Park Brake On" Message
- "Brake Fluid Is Low" Message
- Antilock Telltale On
- Wiring Diagrams
- Air Cleaner - Thermostatic
- Air Injection System
- Catalytic Converter
- CCC EFI Tests W/O Codes
- Trouble Shooting
- Notes
- How To Use This Article
- Fuel System Pressure Test (EFI Models)
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Cuts Out, Misses
- Scan Tester Usage
- Throttle Body Injection - Scan Data Specifications
- Port Fuel Injection - Scan Data Specifications
- Removal & Installation
- Trouble Shooting
- EGR Function Testing
- EGR System
- Fuel Evaporation System
- Fuel Injection System - 3.3L/3.8L PFI
- Model Identification
- PCV System
- 3.3L/3.8L Component Tests
- Testing & Diagnosis
- 3.3L/3.8L Component Tests
- Diagnosis & Testing
- Description
- Notes
- Basic Diagnostic Procedure
- Diagnostic Materials
- Diagnostic Charts
- Diagnostic Aids
- Field Service Mode Check (Fuel Injected Models)
- Special Diagnostic Tools
- Scan Tester Usage
- Scan Tester - Test Data Parameters
- Component Location
- ECM Terminal Id (3.3L VIN N, "A" Body)
- ECM Terminal Id (3.3L VIN N, "N" Body)
- ECM Terminal Id (3.3L VIN C, "C" & "H" Bodies)
- Diagnostic Circuit Check
- Chart A1 - No "Service Engine Soon" ("SES") Light
- Chart A2 - Won't Flash Code 12, "SES" Light Always On
- Chart A3 - Engine Cranks But Won't Run
- 3.3L (2 Of 2)
- Chart A5 - Fuel System Elect. Test (3.3L, "A" Body)
- Chart A5 - Fuel System Elect. Test
- Chart A5 - Fuel System Electrical Test
- Chart A7 - Fuel Pressure Test (3.3L "A" Body)
- Fuel Pressure Test (2 Of 3) (3.3L "A" Body)
- Fuel Pressure Test (3 Of 3) (3.3L "A" Body)
- Chart A7 - Fuel Pressure Test (3.3L "N" Body)
- Chart A7 - Fuel Pressure Test (3.8L "C" & "H" Bodies)
- Chart B1 - Restricted Exhaust System Check
- Check At O2 Sensor
- Chart C2A - Injector Balance Test
- Chart C2B - Idle Air Control (3.3L)
- Chart C2B - Idle Air Control (3.8L)
- Chart C3 - Canister Purge Check
- Chart C4H1 - C3I Misfire At Idle (3.3L)
- Chart C4H2 - C3I Misfire Under Load (3.3L)
- Chart C4F1 - C3I Misfire At Idle (3.8L "C" & "H" Bodies)
- Chart C4F2 - C3I Misfire Under Load (3.8L "C" & "H" Bodies)
- Chart C5 - Electronic Spark Control (ESC)
- Chart C7 - Exhaust Gas RECIRCULATION (3.8L)
- Chart C8 - Torque Converter Clutch
- Chart C8B - Torque Converter Clutch
- 3.3L "A" Body With 440-T4 Transmission (2 Of 2)
- Chart C8A - Torque Converter Clutch
- TCC - 3.8L With 440-T4 Transmission (2 Of 2)
- Chart C10 - A/C Clutch Control
- 3.3L "A" Body (2 Of 2)
- Chart C10 - A/C Clutch Control (3.3L "N" Body)
- Chart C10A - A/C Clutch Control
- 3.8L "C" & "H" Bodies (2 Of 2)
- Chart C12A - Cooling Fan Functional Check (3.3L "A" Body)
- Chart C12B - No Cooling Fan(S) (3.3L "A" Body)
- Chart C12C - Cooling Fan(S) Always On (3.3L "A" Body)
- Chart C12A - Cooling Fan Functional Check (3.3L "N" Body)
- Chart C12B - No Cooling Fan (3.3L "N" Body)
- Chart C12C - Cooling Fan Always On (3.3L "N" Body)
- Chart C12A - Cooling Fan Functional Check (3.8L)
- Chart C12B - Cooling Fan Always On (3.8L)
- Chart C12C - No Low Speed Cooling Fan (3.8L)
- Chart C12D - No High Speed Cooling Fan (3.8L)
- Wiring Diagrams
- 3.3L/3.8L PFI Tests W/Codes
- Description
- Self-Diagnostics
- Diagnostic Circuit Check (*Start Here*)
- "Non-Scan" Version
- "Scan" Version
- Chart A1: No "Service Engine Soon" (SES) Light
- Chart A2: Won't Flash Code 12, "SES" Light On
- Chart A3: Engine Cranks But Won't Run (3.3L)
- Chart A3: Engine Cranks But Won't Run (3.3L, 2 Of 2)
- Chart A3: Engine Cranks But Won't Run (1 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (2 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (3 Of 4) (3.8L)
- Chart A3: Engine Cranks But Won't Run (4 Of 4) (3.8L)
- Chart A5: Fuel System Electrical Test (3.3L A Body)
- Chart A5: Fuel System Electrical Test (1 Of 2) (3.3L N Body)
- Chart A5: Fuel System Electrical Test (2 Of 2) (3.3L N Body)
- Chart A5: Fuel System Elect Test (1 Of 2, 3.8L W/Std Cluster)
- Chart A5: Fuel System Elect Test (2 Of 2, 3.8L W/Std Cluster)
- Chart A5: Fuel SYS Elect Test (1 Of 2, 3.8L W/O Std Cluster)
- Chart A5: Fuel SYS Elect Test (2 Of 2, 3.8L W/O Std Cluster)
- Chart A7: Fuel Pressure Test (1 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (2 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (3 Of 3) (3.3L A Body)
- Chart A7: Fuel Pressure Test (2 Of 2) (3.3L N Body)
- Chart A7: Fuel Pressure Test (1 Of 2) (3.8L C/H Body)
- Chart A7: Fuel Pressure Test (2 Of 2) (3.8L C/H Body)
- Diagnostic Trouble Code Charts: 13-66
- Code 13: Open O2 Sensor Circuit
- Code 14: Cts Signal Voltage Low
- Code 15: Cts Signal Voltage High
- Code 16: System Voltage High
- Code 21: TPS Signal Voltage High
- Code 22: TPS Signal Voltage Low
- Code 23: Mat Sensor Signal Voltage High (3.8L)
- Code 24: Vehicle Speed Sensor (VSS)
- Code 25: Mat Sensor Signal Voltage Low (3.8L)
- Code 26: TCC Quad-Driver CKT (3.3L W/125-C Trans)
- Code 26: TCC Quad-Driver CKT (3.3L A Body W/440-T4 Trans)
- Code 26: Quad-Driver Circuit (1 Of 3) (3.8L)
- Code 26: Quad-Driver Circuit (2 Of 3) (3.8L)
- Code 26: Quad-Driver Circuit (3 Of 3) (3.8L)
- Code 27 Or 28: Gear Switch CKTS (3.3L W/125-C Trans)
- Code 28 Or 29: Gear Switch CKTS (3.3L W/440-T4 Trans)
- Code 27/28 Or 29: Gear Switch Circuits (3.8L)
- Code 31: Park/Neutral Switch Circuit
- Code 34: Mass Airflow (MAF) Sensor
- Code 38: Brake Switch Circuit (3.3L)
- Code 38: Brake Switch Circuit (3.8L)
- Code 39: TCC Circuit (3.3L W/125-C Trans)
- Code 39: TCC Circuit (3.3L/3.8L W/440-T4 Trans)
- Code 41, Cam Sensor Circuit ("C" & "H" Bodies; 3.8L)
- Code E041, Cam Sensor Circuit ("E" Bodies; 3.8L)
- Code 42: Est Ignition Circuit
- Code 43: Electronic Spark Control (ESC)
- Code 44: Lean Exhaust Indication
- Code 45: Rich Exhaust Indicator
- Code 46: Power Steering Pressure Switch (3.3L)
- Code 46: Power Steering Pressure Switch (3.8L)
- Code 48: Misfire Diagnosis
- Code 51: MEMCAL Error
- Code 63/64 Or 65: EGR Flow Check (3.8L)
- Code 66: A/C Pressure Sensor CKT (3.3L N Body)
- Chart B1: Restricted Exhaust System Check
- Chart C2A: Injector Balance Test
- Chart C2B: Idle Air Control (3.3L)
- Chart C2B: Idle Air Control (3.8L)
- Chart C3: Canister Purge Check
- Chart C4H-1: C3I Misfire At Idle (3.3L)
- Chart C4H-2: C3I Misfire Under Load (3.3L)
- Chart C4F-1: C3I Misfire At Idle (3.8L C/H Body)
- Chart C4F-2: C3I Misfire Under Load (3.8L C/H Body)
- Chart C5: Electronic Spark Control (ESC)
- Chart C7: Exhaust Gas RECIRCULATION (3.8L)
- Chart C8: TCC (125-C Trans, 3.3L A/N Body)
- Chart C8B: TCC W/440-T4 Trans (1 Of 2) (3.3L A Body)
- Chart C8B: TCC W/440-T4 Trans (2 Of 2) (3.3L A Body)
- Chart C8A: TCC W/440-T4 Trans (1 Of 2) (3.8L)
- Chart C8A: TCC W/440-T4 Trans (2 Of 2) (3.8L)
- Chart C10: A/C Clutch Control (1 Of 2) (3.3L A Body)
- Chart C10: A/C Clutch Control (2 Of 2) (3.3L A Body)
- Chart C10: A/C Clutch Control (3.3L N Body)
- Chart C10A: A/C Clutch Control (1 Of 2) (3.8L C/H Body)
- Chart C10A: A/C Clutch Control (2 Of 2) (3.8L C/H Body)
- Chart C12A: Cooling Fan Functional Check (3.3L A Body)
- Chart C12B: No Cooling Fan(S) (3.3L A Body)
- Chart C12C: Cooling Fan(S) Always On (3.3L A Body)
- Chart C12A: Cooling Fan Functional Check (3.3L N Body)
- Chart C12B: No Cooling Fan (3.3L N Body)
- Chart C12C: Cooling Fan Always On (3.3L N Body)
- Chart C12A: Cooling Fan Functional Check (3.8L)
- Chart C12B: Cooling Fan Always On (3.8L)
- Chart C12C: No Low Speed Cooling Fan (3.8L)
- Chart C12D: No High Speed Cooling Fan (3.8L)
- Component Location
- Terminal Id & Voltage Charts (3.3L VIN N, A Body)
- Terminal Id & Voltage Charts (3.3L VIN N, N Body)
- Terminal Id & Voltage Charts (3.8L VIN C, C/H Body)
- Wiring Diagrams
- 3.8L (3800 VIN [C]) ECM Tests W/Codes
- Trouble Shooting Symptom Diagnosis
- Preliminary Procedures
- How To Use This Section
- Fuel System Pressure Test
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Diagnostic Circuit Check
- Notes
- Chart A1, "Service Engine Soon" (SES) Light Inoperative
- Chart A2, "Service Engine Soon" (SES) Light Won't Go Out
- CHART A3, ENGINE CRANKS BUT WON'T RUN (1 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (2 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (3 of 4)
- CHART A3, ENGINE CRANKS BUT WON'T RUN (4 of 4)
- CHART A5, FUEL SYSTEM ELECTRICAL TEST (1 of 2)
- CHART A5, FUEL SYSTEM ELECTRICAL TEST (2 of 2)
- CHART A7, FUEL PRESSURE TEST (1 of 2)
- CHART A7, FUEL PRESSURE TEST (2 of 2)
- Chart B1, Restricted Exhaust System Check
- Chart C2A, Injector Balance Test
- Chart C2, Idle Air Control (IAC) Valve Check
- Chart C3, Canister Purge Check
- Chart C4F-1, C(3)I Misfire At Idle
- Chart C4F-2, C(3)I Misfire Under Load
- Chart C5, Electronic Spark Control (ESC) System Check
- Chart C7, Exhaust Gas RECIRCULATION (EGR) Flow Check
- Chart C8A, Torque Converter Clutch (TCC)
- Chart C12C-A, Coolant Fan - No High Speed Rear Fan
- Chart C12A, Coolant Fan Check
- Chart C12B, Coolant Fan Check (REATTA)
- Chart C12C-B, Coolant Fan Check No High Speed Front Fan
- Chart C12D, Coolant Fan Check "On" At All Times (REATTA)
- Self-Diagnostic System Check
- Chart B-1, Cannot Enter Diagnostics
- Chart B-2, CRTC Or Data Problem
- Chart B-3, No Communication
- Chart B-4, No Communication
- Chart B-5, CRTC Problem
- Chart B-6, No Communication To IPC With Only Radio Functions
- Chart B-7, BCM Problem
- Chart B-8, Loss Of Logic - 7 Volts
- Chart C1, CRT Problem
- Chart C2, No Picture
- Chart C3, No Switches Respond Or Beeper Problem
- Chart C4, Some Switches Do Not Respond
- Chart C5, Picture Rolls
- Code EO13, Open Oxygen Sensor Circuit
- Code EO14, Coolant Sensor Temperature Too High
- Code EO15, Coolant Sensor Temperature Too Low
- Code EO16, Battery Voltage Too High
- Code EO21, TPS Signal Voltage High
- Code EO22, TPS Signal Voltage Low
- Code EO23, Mat Sensor Signal Voltage High
- Code EO24, Vehicle Speed Sensor (VSS) Circuit
- Code EO25, Manifold Air Temperature (Mat) Sensor Circuit
- Code EO26, Quad Driver (QDM) Error
- Code EO27, EO28 & EO29, 2ND, 3RD & 4TH Gear Switch Diagnosis
- Code EO31, Park/Neutral Switch Circuit
- Code EO34, Mass Airflow Sensor Circuit
- Code EO38, Brake Switch Circuit
- Code EO39, Torque Converter Clutch (TCC) Circuit
- Code EO41, Cam Sensor Signal
- Code EO42, Est Ignition Circuit
- Code EO43, Electronic Spark Control (ESC) Circuit
- Code EO44, Oxygen (O2) Sensor CKT (Lean Exhaust Indicated)
- Code EO45, Oxygen Sensor Circuit (Rich Exhaust Indicated)
- Code EO46, Power Steering Pressure Switch (PSPS) Circuit
- Code EO47, ECM-BCM Data
- Code EO48, Misfire Diagnosis
- Code EO51, Mem-Cal Error
- Code EO63, EO64 & EO65, Exhaust Gas RECIRCULATION (EGR) Flow Check
- "Driver Door Ajar" Message
- "Passenger Door Ajar" Message
- "Seat Belt" Telltale & Chime
- "Headlights Are On" Chime
- "Low Oil Pressure" Message & Telltale
- "Oil Level Is Low" Message
- "Fuel Level Is Low" Message
- "Washer Fluid Is Low" Message
- "OVERSPEED Alarm" Message
- "Key In Ignition" Warning Chime
- Flashing Coolant Gauge,"Hot" Telltale, "Engine Overheat"
- "Park Brake On" Message
- "Brake Fluid Is Low" Message
- Antilock Telltale On
- ECM Terminal Voltage & Component Locations
- Wiring Diagrams
- Trouble Shooting Symptom Diagnosis
- 3.8L BCM Tests W/Codes
- Description
- Component Locations
- Operation
- Notes
- Cathode Ray Tube Controller
- Electronic Climate Control (ECC) (TORONADO)
- Self-Diagnostics
- Entering "Service Mode"
- Climate Control "Service Mode"
- System Selection
- Test Type Selection
- Test Selection
- Code Reset Or Clearing Selection
- Snapshot Selection
- IPC Segment Check
- Exiting "Service Mode"
- Data Displays
- Input Displays
- Output Displays
- Override Displays
- Trouble Code Display
- Trouble Codes
- Trouble Shooting Symptom Diagnosis
- Preliminary Procedures
- How To Use This Section
- Fuel System Pressure Test
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Removal & Installation
- Self-Diagnostics
- Diagnostic Circuit Check
- Chart A-1, "Service Engine Soon" Light Inoperative
- Chart A-2, "Service Engine Soon" Light Won't Go Out
- Chart A-3, Engine Cranks But Will Not Run
- Chart A-5, Fuel System Electrical Test
- Chart A-7, Fuel Pressure Test
- Chart B-1, Restricted Exhaust System Check
- Chart C-2A, Injector Balance Test
- Chart C-2, Idle Air Control (IAC) Valve Check
- Chart C-3, Canister Purge Check
- Chart C-4F-1, C I Misfire At Idle
- Chart C-4F-2, C I Misfire Under Load
- Chart C-5, Electronic Spark Control (ESC) System Check
- Chart C-7, Exhaust Gas RECIRCULATION (EGR) Flow Check
- Chart C-8A, Torque Converter Clutch (TCC)
- Chart C-12A, Coolant Fan Check (Riviera & TORONADO)
- Chart C-12B, Coolant Fan Check (Riviera & TORONADO)
- Chart C-12C-A, Coolant Fan Check No High Speed Rear Fan (REATTA, Riviera & TORONADO)
- Chart C-12C-B, Coolant Fan Check No High Speed Front Fan (Riviera & TORONADO)
- Chart C-12D, Coolant Fan Check "On" At All Times (Riviera & TORONADO)
- Chart C-12A, Coolant Fan Check (REATTA)
- Chart C-12B, Coolant Fan Check (REATTA)
- Chart C-12C-B, Coolant Fan Check No High Speed Front Fan (REATTA)
- Chart C-12D, Coolant Fan Check "On" At All Times (REATTA)
- Self-Diagnostic System Check (REATTA & Riviera)
- Chart B-1, Cannot Enter Diagnostics (REATTA & Riviera)
- Chart B-2, CRTC Or Data Problem (REATTA & Riviera)
- Chart B-3, No Communication (REATTA & Riviera)
- Chart B-4, No Communication (REATTA & Riviera)
- Chart B-5, CRTC Problem (REATTA & Riviera)
- Chart B-6, No Communication To IPC With Only Radio Functions (REATTA & Riviera)
- Chart B-7, BCM Problem (REATTA & Riviera)
- Chart B-8, Loss Of Logic - 7 Volts (REATTA & Riviera)
- Chart C-1, CRT Problem (REATTA & Riviera)
- Chart C-2, No Picture (REATTA & Riviera)
- Chart C-3, No Switches Respond Or Beeper Problem (REATTA & Riviera)
- Chart C-4, Some Switches Do Not Respond (REATTA & Riviera)
- Chart C-5, Picture Rolls (REATTA & Riviera)
- Self-Diagnostic System Check (TORONADO CRT Equipped)
- Chart A, Loss Of IPC Display (TORONADO CRT Equipped)
- Chart A-1, Cps Check (TORONADO CRT Equipped)
- Chart B, Color CRT Blank With Ignition On (TORONADO CRT Equipped)
- Chart D-1, Serial Data Circuit Open (TORONADO CRT Equipped)
- Chart D-2, Grounded Serial Data Circuit (TORONADO CRT Equipped)
- Chart D-3, Serial Data Circuit Shorted (TORONADO CRT Equipped)
- Chart E, Color CRT Abnormalities (TORONADO CRT Equipped)
- Self-Diagnostic System Check (TORONADO ECC Equipped)
- Chart A, Loss Of IPC Display (TORONADO ECC Equipped)
- Chart A-1, Cps Check (TORONADO ECC Equipped)
- Chart B, Loss Of Serial Data (TORONADO ECC Equipped)
- Chart C, Loss Of ECC Communications (TORONADO ECC Equipped)
- Chart D, Loss Of Communication (TORONADO ECC Equipped)
- Chart D-1, Serial Data Circuit Open (TORONADO ECC Equipped)
- Chart D-2, Grounded Serial Data Circuit (TORONADO ECC Equipped)
- Chart D-3, Serial Data Circuit Short (TORONADO ECC Equipped)
- Code B110, Outside Temperature Sensor Circuit
- Code B111, A/C High Side Temperature Sensor Circuit
- Code B112, A/C Low Side Temperature Sensor Circuit
- Code B113, In-Car Temperature Sensor Circuit
- Code B115, Sun Load Sensor Circuit
- Code B119, Twilight Photocell Circuit
- Code B120, Twilight Delay Potentiometer (REATTA & Riviera)
- Code B120, Twilight Delay Pot Circuit (TORONADO)
- Code B120 & B122, Twilight Delay & Panel Dimming
- Code B121, Twilight Enable Switch Circuit (REATTA & Riviera)
- Code B122, Panel Dimming Potentiometer Circuit (REATTA & Riviera)
- Code B122, Panel Dimming Switch Pot Circuit
- Code B123, Panel Lamp Switch Circuit
- Code B124, Vehicle Speed Sensor (VSS) Circuit Problem
- Code B127, Gear Selector Switch Circuit (TORONADO)
- Code B132, Engine Oil Pressure Sensor Circuit Faulty
- Code B140, Phone System Fault
- Serial Data Circuit Multiple Intermittent Data Codes (TORONADO)
- Code B332, Loss Of Compass Data
- Code B334, Loss Of ECM Data
- Code B335, Loss Of ECC Or CRTC Serial Data
- Code B336, Loss Of IPC Serial Data
- Code B337, Loss Of HVAC Programmer Data
- Serial Data Circuit Multiple Intermittent Codes
- Code B410, Charging System Circuit Fault
- Code B411 Or B412 Battery Voltage Too High Or Too Low
- Code B420, Courtesy - Twilight Light Relay Circuits (Riviera & REATTA)
- Code B420, Courtesy Lamp Relay Circuits (Riviera & REATTA)
- Code B420, Twilight Relay Circuits (Optional On Riviera Only)
- Code B420, Hi/Lo Beam Relay Circuit (Riviera Only)
- Code B420, Hi/Lo Beam Relay Circuit (REATTA Only)
- Code B420, Retained Accessory Power Relay Circuit
- Code B420, Courtesy - Twilight Light Relay Circuits (TORONADO)
- Code B420, Twilight Light Relay Circuits (TORONADO)
- Code B440, Air Mix Valve (Door) Circuit Problem
- Code B446, B447 & B448 Refrigerant System Problem (1 Of 2)
- Code B446, B447 & B448 Refrigerant System Problem (2 Of 2)
- Code B449, High Side Temperature Too High
- Code B450, Coolant Temperature Too High
- Code B482, Anti-Lock Pressure Problem
- Code B552, BCM Keep Alive Memory Error
- Code C553, CRT Keep Alive Memory Error (REATTA & Riviera)
- Code B556, Odometer (Ee) Prom Error
- Code B660, Cruise Control Not Drive
- Code B663, Cruise Speed Difference Between Actual And Set, Is Too Large
- Code B664, Cruise - Acceleration Too High
- Code B667, Set/Coast Or Resume/ACCEL Circuit Shorted
- Code B671, Cruise Servo Position Sensor Circuit
- Code B672, Cruise Vent Solenoid Circuit Problem
- Code B673, Cruise Vacuum Solenoid Circuit Problem
- Code C553, CRT Keep Alive Memory Error (TORONADO)
- Code C710, CRTC Switching Circuit Problem (REATTA & Riviera)
- Code C710, CRTC Switching Circuit Problem
- "Driver Door Ajar" Message
- "Passenger Door Ajar" Message
- "Seat Belt" Telltale & Chime
- "Headlights Are On" Chime
- "Low Oil Pressure" Message & Telltale
- "Oil Level Is Low" Message
- "Fuel Level Is Low" Message
- "Washer Fluid Is Low" Message
- "OVERSPEED Alarm" Message
- "Key In Ignition" Warning Chime
- Flashing Coolant Gauge,"Hot" Telltale, "Engine Overheat" Message & Fast Chime
- "Park Brake On" Message
- "Brake Fluid Is Low" Message
- Antilock Telltale On
- Wiring Diagrams
- Air Cleaner - Thermostatic
- Air Injection System
- Catalytic Converter
- CCC EFI Tests W/O Codes
- Trouble Shooting
- Notes
- How To Use This Article
- Fuel System Pressure Test (EFI Models)
- INTERMITTENTS
- Hard Start
- Stalls After Starting
- Hesitation, Sag Or Stumble
- Vehicle Surges
- Lack Of Power Or Sluggish
- Engine Backfires
- Rough, Unstable Or Incorrect Idle
- Engine Will Not Idle
- Poor Fuel Economy
- Engine Dieseling/Run-On
- Detonation/Spark Knock
- Excessive Exhaust Emission (Odors)
- Cuts Out, Misses
- Scan Tester Usage
- Throttle Body Injection - Scan Data Specifications
- Port Fuel Injection - Scan Data Specifications
- Removal & Installation
- Trouble Shooting
- EGR Function Testing
- EGR System
- Fuel Evaporation System
- Fuel Injection System - 3.3L/3.8L PFI
- Model Identification
- PCV System
- 3.3L/3.8L Component Tests
- Theory and Operation
- 3.8L CEC Theory/Operation
- CCC Theory/Operation
- Description
- Notes
- Model Identification
- System Operation Information
- Fuel Control Operation - CARBURETED Models
- Fuel Control Operation - Fuel Injected Models
- Electronic Control Module (ECM) Operation
- Arithmetic Logic Unit (Alu)
- Central Processing Unit (CPU)
- Input/Output Devices
- Power Supply
- Memories
- Input Signals Operation
- Air Conditioner "On" Switch
- Barometric Pressure (BARO) Sensor
- Battery Voltage
- Coolant Temperature Sensor (Cts)
- Camshaft Position Sensor
- Crankshaft Position Sensor
- High Gear Switch
- Ignition/Crank Signal
- Knock Sensor
- Mass Airflow (MAF) Sensor
- Manifold Absolute Pressure (Map) Sensor
- Manifold Air Temperature (Mat) Sensor
- Nose Switch
- Oxygen (O2) Sensor
- Park/Neutral Switch (P/N)
- Power Steering (P/S) Switch
- Pressure Sensor
- Rpm Reference Signal
- Throttle Position Sensor (TPS)
- Vacuum Sensor
- Vehicle Speed Sensor (VSS)
- Air/Fuel Control
- Fuel Pump
- Ignition Timing
- Idle Air Control (IAC) Valve (Fuel Injected Models)
- Idle Load COMPENSATOR (CARBURETED Models)
- Idle Speed Control (ISC) (CARBURETED Models)
- Torque Converter Clutch (TCC)
- Emission Control Operation
- Air Injection Reaction (Air) Management System
- Exhaust Gas RECIRCULATION (EGR)
- Evaporative Emission Control (EEC)
- Catalytic Converter
- Diagnostic System Operation
- "Hard Failures"
- "Intermittent Failures"
- Description
- Tune-Up
- Vacuum Diagrams
- Adjustment
- General Information
- 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
- 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
- Brake Systems
- 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
- 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
- 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
- Heating, Ventilation And Air Conditioning Systems
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Wheel & Tire Supplement
- Reason Code Explanation
- Automotive Terminology & Definitions
- Routine Inspection Reference Guide
- Check Lists
- Computer Relearn Procedures
- Driveline/Axles
- Drive Axle Noise Diagnosis - General Information
- Gear Tooth Contact Patterns - General Information
- Map - Drive Train & Transmission
- Drive Train & Transmission Systems
- 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
- 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
- Electrical Systems
- Using lemon2025'S System Wiring Diagrams
- Map - Electrical Systems
- Engine
- Engine Overhaul Procedures - General Information
- * Please Read This First *
- Description
- Engine Identification
- Inspection Procedures
- Cleaning Procedures
- Component Cleaning
- Cylinder Head Replacement
- Cylinder Head Overhaul
- Pistons, Connecting Rods & Bearings
- Crankshaft & Main Bearings
- Camshaft
- Timing Chains & Belts
- Timing Gears
- Oil Pump
- Break-In Procedure
- General Cooling System Service - General Information
- Engine Overhaul Procedures - General Information
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Engine Performance And Maintenance (Including Exhaust Systems)
- 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
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- 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
- Waveforms - Injector Pattern Tutorial - General Information
- * Please Read This First *
- Purpose Of This Article
- Is A Lab Scope Necessary?
- The Two Types Of Injector Drivers
- The Two Ways Injector Circuits Are Wired
- Interpreting Injector Waveforms
- 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
- Exhaust Systems
- 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
- Heating, Ventilation & Air Conditioning Systems
- Map - Heating, Ventilation, & Air Conditioning
- Hoist/Jack
- Identification
- Metric Conversions
- 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
- Engine Oil Replacement Reminder Reset - Procedure 05
- Engine Oil Replacement Reminder Reset - Procedure 06
- 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
- 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
- Engine Oil Replacement Reminder Reset - Procedure 17
- Engine Oil Replacement Reminder Reset - Procedure 18
- Engine Oil Replacement Reminder Reset - Procedure 19
- Engine Oil Replacement Reminder Reset - Procedure 20
- Engine Oil Replacement Reminder Reset - Procedure 21
- Engine Oil Replacement Reminder Reset - Procedure 22
- 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
- Engine Oil Replacement Reminder Reset - Procedure 32
- Engine Oil Replacement Reminder Reset - Procedure 33
- Engine Oil Replacement Reminder Reset - Procedure 34
- Engine Oil Replacement Reminder Reset - Procedure 35
- Engine Oil Replacement Reminder Reset - Procedure 36
- Engine Oil Replacement Reminder Reset - Procedure 37
- Emissions Maintenance Reminder (Reminder Flag)
- Emissions Maintenance Reminder (Warning Light)
- Emissions Maintenance Reminder (Check Engine Light)
- Diesel Fuel Filter Replacement Reminder
- Maintenance Service Reminder
- Timing Belt Replacement Reminder
- Transmission Fluid Replacement Reminder
- 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
- TPMS Reminder Reset - Procedure 15
- TPMS Reminder Reset - Procedure 16
- TPMS Reminder Reset - Procedure 17
- TPMS Reminder Reset - Procedure 18
- TPMS Reminder Reset - Procedure 19
- TPMS Reminder Reset - Procedure 20
- TPMS Reminder Reset - Procedure 21
- 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
- TPMS Reminder Reset - Procedure 37
- Engine Oil Replacement Reminder
- RPO Codes
- 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)
- Steering
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Steering & Suspension Systems
- Wheel And Tire
- 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
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- General Servicing
- A/C Compressor Oil Checking
- A/C Compressor Servicing
- A/C System General Servicing
- Using R-12 Refrigerant
- Sight Glass Indicators
- System Service Valves
- Use Manifold Gauge Set
- Pressure Gauge Indications
- Notes
- Excessive Moisture
- Defective Thermostatic Switch
- MISADJUSTED Thermostatic Switch Or Defective Clutch Cycling Switch
- Low R-12 Charge
- Very Low R-12 Charge
- Orifice Tube Plugged
- Expansion Or "H" Valve Stuck Closed
- Expansion Or "H" Valve Stuck Open
- Compressor Malfunction
- Condenser Malfunction Or R-12 Overcharge
- Orifice Tube Replacement
- Discharging A/C System
- Flushing A/C System
- Evacuating A/C System
- Charging A/C System
- Leak Testing
- R-12 & Oil Capacity Table
- A/C System Precautions
- Before Opening The System
- Discharging A/C System
- Disconnecting Lines & Fittings
- Component Replacement
- Using R-12 Refrigerant - Safety Precautions
- Using Individual R-12 Cans
- Multi-Can Dispensing Valves
- Can Tap Installation Flat Type Seal Cans
- Screw Type Seal Cans
- Connecting Lines & Fittings
- Placing System In Operation
- Compressor Removal Information - Isolation Method
- Compressor Removal Information - Discharge Method
- HVAC Control Systems
- A/C System Diagnosis - Manual
- A/C-Heater System - Automatic
- Description
- Operation
- Notes
- Blower Fan Control Operation
- Temperature & Mode Settings Operation
- Temperature Sensor Input Operations
- Low Refrigerant Pressure Switch Operation
- Power Steering Cut-Out Switch Operation
- Programmer Operation
- Air Mix Door Linkage Operation
- Blower Control-A/C Compressor Clutch Power Module Operation
- Program Number Description
- Air Mix Door Position Operation
- Compressor Clutch Control Operation
- Idle Speed Control Operation
- "Low Refrigerant" Message Operation
- Cold Purge Operation
- Normal Purge Operation
- Adjustments
- Trouble Shooting
- Testing
- System Check Chart
- Notes
- Chart 1, Low Refrigerant Pressure Codes B446, B447, B448
- Chart A, Low Refrigerant Pressure Codes B446, B447, B448
- Chart 2, Compressor Will Not Engage
- Chart 3, Compressor Always Engaged Test
- Chart 4, High Blower Speed Only Flow Chart
- Chart 5, No Blower Operation Test
- Chart 6, Airflow From Wrong Duct Test
- Chart 7, Insufficient Heat At Maximum Heating Test
- Chart 8, Insufficient Cooling At Maximum Cooling Test
- Chart 9, Improper Temperature Regulation Test
- Chart 10, A/C System Performance Test
- A/C Low Side Test
- A/C High Side Test
- Removal & Installation
- Compressor R & I
- Power Steering Cut-Out Switch R & I
- Pressure Cycling Switch R & I
- Compressor High Pressure Cut-Off Switch R & I
- Cooling Fan A/C Pressure Switch R & I
- Condenser R & I
- Orifice Tube R & I
- Accumulator R & I
- Evaporator & Blower Module R & I
- Heater Core R & I
- Air Inlet RECIRCULATION Actuator R & I
- Air Mixture Valve R & I
- Actuator Mode R & I
- A/C-Defrost Actuator R & I
- Wiring Diagrams
- General Servicing
- Maintenance
- Procedures
- Maintenance Information
- Model Identification
- Maintenance Service Information
- Service Point Locations
- Service Labor Times
- Wheel & Tire Specifications
- Battery Specifications
- Cautions & Warnings
- Supplemental Restraint System (Air Bag)
- Air Conditioning Servicing
- Anti-Lock Brake System
- Replacing Blown Fuses
- Battery Warning
- Brake Pad Wear Indicator
- Catalytic Converter
- Coolant (Propylene-Glycol Formulations)
- Electrostatic Discharge Sensitive (ESD) Parts
- Fuel System Service
- Halogen Bulbs
- Methanol Gasoline
- Radiator Cap
- Radiator Fan
- Spark Plugs
- Warranty Information
- Fuses & Circuit Breakers
- Service Indicator & Warning Lights
- Service Indicator & Warning Lights
- Notes
- Check Engine Warning Light
- Service Engine Soon Warning Light
- Engine Control System Light
- Oil Pressure Gauge
- Oil Pressure Warning Light
- Stop Engine Temp Or Oil Warning Lights
- Brake System Warning Light
- Anti-Lock Brake System Light (If Equipped)
- Charging System Warning Light
- Coolant Temperature Gauge
- Coolant Temperature Light
- Voltmeter (If Equipped)
- Electrical Problem Warning Light
- Inflatable Restraint (Air Bag) Warning Light Or Tone
- Service Fuel Filter/Drain Fuel Filter Warning Light (Diesels)
- Information Center (TORONADO)
- Driver Information Center (ELDORADO)
- Electronic Control Center (Riviera & REATTA)
- Service Indicator & Warning Lights
- Maintenance Information
- Procedures
- Steering
- Manual Steering
- Power Steering General Servicing
- Power Steering Pump (Fwd)
- Steering Gear - Power Rack & Pinion
- Power Steering
- Power Steering General Servicing
- Power Steering Pump (Fwd)
- Steering Gear - Power Rack & Pinion
- Steering Column
- Steering Linkage
- Manual Steering
- Suspension
- Front Suspension
- Rear Suspension
- Wheel Alignment
- Transmission
- Automatic Trans
- Diagnosis - Torque Converter Clutch
- Applications
- Description
- Trouble Shooting
- Testing & Diagnosis
- Diagnostic Charts - 1989
- PFI Chart C-1 - ECM Check
- Chart C-8A, Torque Converter Clutch (TCC) - 3.8L ECM/BCM
- Chart C-12A, Coolant Fan Check - (Riviera & TORONADO)
- Code E023, Mat Sensor Signal Voltage High - 3.8L ECM/BCM
- Code E024, Vehicle Speed Sensor (VSS) Circuit - 3.8 ECM/BCM
- Code E025, Manifold Air Temperature (Mat) Sensor Circuit (High Temperature Indicated) - 3.8L ECM/BCM
- Code E026, Quad Driver (QDM) Error - 3.8L ECM/BCM
- Code E027, E028 & E029, 2ND, 3RD, & 4TH Gear Switch Diagnosis 3.8L ECM/BCM
- Code E031, Park/Neutral Switch Circuit - 3.8L ECM/BCM
- Code E034, Mass Airflow Sensor Circuit - 3.8L ECM/BCM
- Code E038, Brake Switch Circuit - 3.8L ECM/BCM
- Code E039, Torque Converter Clutch (TCC) Circuit - 3.8L ECM/BCM
- Code E041, Cam Sensor Signal - 3.8L ECM/BCM
- Code B124, Vehicle Speed Sensor (VSS) Circuit Problem - 3.8L ECM/BCM
- Code B127, Gear Selector Switch Circuit (TORONADO) - 3.8L ECM/BCM
- Code B132, Engine Oil Pressure Sensor Circuit Faulty - 3.8L ECM/BCM
- Code B140, Phone System Fault - 3.8L ECM/BCM
- Diagnostic Charts - 1990
- Chart C-8, Torque Converter Clutch - 3.8L "3800" PFI
- Code E024, Vehicle Speed Sensor - 3.8L "3800" PFI
- Code E027, E028 & E029 2ND, 3RD & 4TH Gear Switch - 3.8L "3800" PFI
- Code E031, Park/Neutral Switch - 3.8L "3800" PFI
- Code E038, Brake Switch - 3.8L "3800" PFI
- Code E039, Torque Converter Clutch - 3.8L "3800" PFI
- Code B124, Vehicle Speed Sensor - 3.8L "3800" PFI
- Code B127, Gear Selector Switch - 3.8L "3800" PFI - TORONADO
- Chart C-8A, Torque Converter Clutch - THM 4T60 Transmission 3.8L
- Overhaul - 440-T4/4T60 & 4T60-E
- Application
- Identification
- Description
- Lubrication
- Adjustments
- On-Vehicle Service
- Trouble Shooting
- Notes
- Quick Check
- Transaxle
- Notes
- Oil Out Of Vent Or Foaming
- High Or Low Line Pressure
- Delayed Engagement
- No Drive In "D"
- Slips In "D"
- No 1-2 Shift (1st Gear)
- Harsh Or Soft 1-2 Shift
- Early Or Late 1-2 Shift (4T60)
- Early Or Late 1-2 Shift (4T60-E)
- No 2-3 Shift (1st & 2nd Gears 4T60)
- No 2-3 Shift (1st & 2nd Gears 4T60-E)
- 1-4 Shift (Misses 2nd & 3rd Gears 4T60-E)
- 2-3 Shift Only (4T60-E Only)
- 1-2-4 Shift (No 2-3 Shift 4T60-E)
- Harsh Or Soft 2-3 Shift (4T60)
- Harsh Or Soft 2-3 Shift (4T60-E)
- Early Or Late 2-3 Shift (4T60)
- Early Or Late 2-3 Shift (4T60-E)
- Shudder 1-2 Shift (4T60)
- 3rd Gear Only (4T60-E)
- 3-4 Shift (Misses 1st & 2nd Gears 4T60-E)
- No 3-4 Shift
- Harsh Or Soft 3-4 Shift
- Early Or Late 3-4 Shift (4T60)
- Early Or Late 3-4 Shift (4T60-E)
- No Reverse
- Locked In Reverse
- Slips In Reverse
- Vehicle Moves In Park
- Harsh Neutral-To-Drive Engagement
- Vehicle Starts In 2nd Gear (4T60)
- Vehicle Starts in 2nd Gear (4T60-E)
- Harsh Reverse
- No Engine Breaking In Manual 2nd Or Low (4T60-E)
- Harsh 4-3 Downshift (4T60)
- Harsh 4-3 Downshift (4T60-E)
- Harsh 3-2 Downshift (4T60)
- Harsh 3-2 Downshift (4T60-E)
- Harsh 2-1 Downshift
- No Converter Clutch Apply
- Converter Clutch Does Not Release
- Converter Stuck On in 3rd & 4th (4T60-E)
- Converter Applied With Maximum Pressure (4T60-E With PWM)
- Converter Clutch Apply Rough, Slips Or Shudders
- No TCC (4T60-E)
- Electronic Self-Diagnostics & Electronic Testing
- Testing
- Removal & Installation
- Transaxle Disassembly
- Component Disassembly & Reassembly
- Transaxle Case
- Final Drive Assembly
- Sun Gear Shaft
- 1-2 Band Assembly
- Reaction Carrier & Drum
- Input Carrier Assembly
- Reverse Reaction Drum & Reverse Band
- 3RD Roller Clutch, Input Sprag & Input Sun Gear
- Input Clutch Assembly
- 2ND Clutch Assembly
- Driven Sprocket Support
- Output Shaft
- Drive Link Assembly & Sprockets
- Valve Body
- Oil Pump Assembly
- 1-2 & Reverse Servos
- Transaxle Reassembly
- Torque Specifications
- Wiring Diagrams
- Removal & Installation - A/T
- Servicing - A/T
- Diagnosis - Torque Converter Clutch
- Hydraulic Diagrams - 440T4/4T60
- Automatic Trans
- External Pages
