Envoy 2WD V6-4.3L VIN W (1998): Powertrain Management
Also for this vehicle: Envoy 2WD L6-4.2L (2008), Envoy 2WD L6-4.2L VIN S (2002), Envoy 2WD V8-5.3L (2007), Envoy 2WD V8-5.3L VIN M (2005), Envoy 2WD V8-5.3L VIN P (2004), Envoy 4WD L6-4.2L (2008), Envoy 4WD L6-4.2L VIN S (2003), Envoy 4WD V6-4.3L VIN W (1998), Envoy 4WD V8-5.3L (2007), Envoy 4WD V8-5.3L VIN M (2005), Envoy 4WD V8-5.3L VIN P (2004).
Diagnostics
Maintenance
Engine
Transmission
Brakes
Electrical
Steering & suspension
Heating & A/C
Body & interior
Choose Sections to see everything in a chapter, or a chapter title to start at its first page.
Relays and Modules - Powertrain Management239 pages
Relays and Modules - Computers and Control Systems207 pages
Body Control Module › Component Information156 pages
Technical Service Bulletins20 pages
- Customer Interest: › 99-08-42-002 › May › 99 › Daytime Running Lights - Inoperative2
All Other Service Bulletins for Body Control Module:3 pages
All Other Service Bulletins for Body Control Module:0 pages
- 01-07-30-036H › Jan › 09 › A/T Control - DTC P0756 Diagnostic Tips
- 01-07-30-032E › Sep › 08 › A/T - 4T65E Fluid Leaking From A/T Vent
- Locations › Component Locations23456789
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…49
- Description and Operation › Body Control System Circuit Description234567
- Testing and Inspection › Initial Inspection and Diagnostic Overview234567891011121314151617181920…71
Vehicle Control Module <--> [Engine Control Module] › Component Information51 pages
- Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage23
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…32
- Service Precautions › Aftermarket (Add-on) Electrical and Vacuum Equipment234
- Testing and Inspection › Component Tests and General Diagnostics
- Service and Repair › Crankshaft Position System Variation Learn Procedure234
- Relays and Modules - Ignition System › Ignition Control Module › Component Information › Locations › Component Locations23
Sensors and Switches - Powertrain Management404 pages
Sensors and Switches - Computers and Control Systems276 pages
- Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
Crankshaft Position Sensor › Component Information5 pages
- Fuel Level Sensor › Component Information › Technical Service Bulletins › Fuel Level Sensor - Replacement Procedure234567
- Fuel Tank Pressure Sensor › Component Information › Diagrams234
- Intake Air Temperature (IAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
- Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
- Oil Pressure Sensor › Component Information › Service and Repair
Transmission Position Switch/Sensor, A/T › Component Information3 pages
Sensors and Switches - Fuel Delivery and Air Induction60 pages
Sensors and Switches - Ignition System68 pages
Crankshaft Position Sensor › Component Information5 pages
- Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Technical Service Bulletins › Ignition Lock Cylinder - Revised Replacement Procedure
Tune-up and Engine Performance Checks35 pages
- Fuel Pressure › Fuel Pressure Test Port › Component Information › Locations2
- Air/Fuel Mixture › System Information › Specifications2
Idle Speed › System Information8 pages
Technical Service Bulletins6 pages
- Customer Interest for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- By Symptom for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- All Technical Service Bulletins for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- Adjustments › Base Idle Speed2
Air Cleaner Housing5 pages
- Air Cleaner Restriction Indicator › Component Information › Description and Operation
Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
- Firing Order › Component Information › Specifications › Ignition Firing Order
- Ignition Cable › Component Information › Locations2
- Distributor, Ignition › Distributor Cap › Component Information › Specifications
Spark Plug › Component Information7 pages
- Compression Check › System Information › Specifications2
- Valve Clearance › System Information › Specifications
Computers and Control Systems1,066 pages
- A/C Signal › Component Information › Description and Operation
- Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
- Intake Air Temperature (IAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
Body Control Module › Component Information166 pages
Technical Service Bulletins30 pages
- Locations › Component Locations23456789
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…49
- Description and Operation › Body Control System Circuit Description234567
- Testing and Inspection › Initial Inspection and Diagnostic Overview234567891011121314151617181920…71
Crankshaft Position Sensor › Component Information5 pages
Vehicle Control Module <--> [Engine Control Module] › Component Information51 pages
- Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage23
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…32
- Service Precautions › Aftermarket (Add-on) Electrical and Vacuum Equipment234
- Testing and Inspection › Component Tests and General Diagnostics
- Service and Repair › Crankshaft Position System Variation Learn Procedure234
- Fuel Level Sensor › Component Information › Technical Service Bulletins › Fuel Level Sensor - Replacement Procedure234567
- Fuel Tank Pressure Sensor › Component Information › Diagrams234
Idle Air Control (IAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information5 pages
- Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
- Oil Pressure Sensor › Component Information › Service and Repair
Relays and Modules - Computers and Control Systems217 pages
Body Control Module › Component Information166 pages
Technical Service Bulletins30 pages
- Locations › Component Locations23456789
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…49
- Description and Operation › Body Control System Circuit Description234567
- Testing and Inspection › Initial Inspection and Diagnostic Overview234567891011121314151617181920…71
Vehicle Control Module <--> [Engine Control Module] › Component Information51 pages
- Technical Service Bulletins › Engine Controls - Aftermarket Accessory Usage23
- Locations › Component Locations234567
- Diagrams › Diagram Information and Instructions234567891011121314151617181920…32
- Service Precautions › Aftermarket (Add-on) Electrical and Vacuum Equipment234
- Testing and Inspection › Component Tests and General Diagnostics
- Service and Repair › Crankshaft Position System Variation Learn Procedure234
Sensors and Switches - Computers and Control Systems276 pages
- Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
Crankshaft Position Sensor › Component Information5 pages
- Fuel Level Sensor › Component Information › Technical Service Bulletins › Fuel Level Sensor - Replacement Procedure234567
- Fuel Tank Pressure Sensor › Component Information › Diagrams234
- Intake Air Temperature (IAT) Sensor <--> [Intake Air Temperature Sensor] › Component Information › Specifications23
- Manifold Absolute Pressure (MAP) Sensor <--> [Manifold Pressure/Vacuum Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
- Oil Pressure Sensor › Component Information › Service and Repair
Transmission Position Switch/Sensor, A/T › Component Information3 pages
Transmission Position Switch/Sensor, A/T › Component Information3 pages
Emission Control Systems25 pages
Evaporative Emissions System18 pages
- Canister Purge Control Valve › Component Information › Locations234
Canister Purge Solenoid › Component Information8 pages
- Evaporative Emission Control Canister › Component Information › Specifications234
- Evaporative Fuel Vapor Return Hose › Component Information › Description and Operation
- Evaporative System Service Port › Component Information › Description and Operation
- Exhaust Gas Recirculation › EGR Valve › Component Information › Technical Service Bulletins › DTC P1404 (False Low EGR Valve Pintle Position) Signals2345
- Positive Crankcase Ventilation › Component Information › Technical Service Bulletins › Crankcase Ventilation System - Revised Maintenance2
Fuel Delivery and Air Induction337 pages
- Fuel Pressure › Fuel Pressure Test Port › Component Information › Locations2
- Fuel Pressure Release › System Information › Service and Repair
Idle Speed › System Information8 pages
Technical Service Bulletins6 pages
- Customer Interest for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- By Symptom for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- All Technical Service Bulletins for Idle Speed: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- Adjustments › Base Idle Speed2
- Air/Fuel Mixture › System Information › Specifications2
- Accelerator Pedal › Component Information › Service and Repair
Air Cleaner Housing5 pages
- Air Cleaner Restriction Indicator › Component Information › Description and Operation
Air Filter Element › Component Information › Technical Service Bulletins4 pages
- Mass Air Flow (MAF) Sensor <--> [Air Flow Meter/Sensor] › Component Information › Diagrams › Diagram Information and Instructions234567891011121314151617181920…29
- Fuel › Component Information › Technical Service Bulletins › Fuel System - TOP TIER Detergent Gasoline (Canada)2345678
- Fuel Filler Cap › Component Information › Description and Operation
- Fuel Filter › Fuel Pressure Release › System Information › Service and Repair
Fuel Injector › Component Information76 pages
Fuel Line Coupler › Component Information5 pages
Fuel Meter Body › Component Information6 pages
- Fuel Pressure Regulator › Component Information › Specifications23
- Fuel Pressure Test Port › Component Information › Locations2
- Fuel Pump Pickup Filter › Component Information › Description and Operation
- Fuel Rail › Component Information › Specifications
Fuel Hoses and Pipes <--> [Fuel Supply Line] › Component Information8 pages
- Fuel Tank Unit › Component Information › Service and Repair › Remove and Install2
Idle Air Control (IAC) Valve <--> [Idle Speed/Throttle Actuator - Electronic] › Component Information5 pages
- Intake Air Duct › Component Information › Specifications
- Oil Pressure Switch (For Fuel Pump) › Component Information › Service and Repair
Sensors and Switches - Fuel Delivery and Air Induction60 pages
- Throttle Body › Component Information › Specifications23456
- Throttle Cable/Linkage › Component Information › Specifications234
Ignition System157 pages
- Firing Order › Component Information › Specifications › Ignition Firing Order
Crankshaft Position Sensor › Component Information5 pages
- Distributor, Ignition › Distributor Cap › Component Information › Specifications
- Ignition Cable › Component Information › Locations2
- Ignition Coil › Component Information › Specifications › Electrical Specifications2
- Ignition Control Module › Component Information › Locations › Component Locations23
- Relays and Modules - Ignition System › Ignition Control Module › Component Information › Locations › Component Locations23
Sensors and Switches - Ignition System68 pages
Crankshaft Position Sensor › Component Information5 pages
- Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Technical Service Bulletins › Ignition Lock Cylinder - Revised Replacement Procedure
Spark Plug › Component Information7 pages
Transmission Control Systems152 pages
Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T45 pages
- Shift Interlock Solenoid › Component Information › Locations
Torque Converter Clutch Solenoid, A/T › Component Information8 pages
Technical Service Bulletins6 pages
- Diagrams › 4L60-E Automatic Transmission2
Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T107 pages
- Brake Switch - TCC › Component Information › Locations
- Transmission Mode Switch, A/T › Component Information › Locations › Component Locations23
Transmission Position Switch/Sensor, A/T › Component Information3 pages
PROM - Programmable Read Only Memory › Component Information › Technical Service Bulletins15 pages
- Customer Interest: › 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
All Technical Service Bulletins:9 pages
- 99-06-04-053 › Nov › 99 › PROM - Powertrain Control Module Reprogramming
- 99-06-04-037 › Sep › 99 › Engine Controls - OBD System Improvement/Correction
- 86-65-03A › Sep › 98 › DTC P1404 (False Low EGR Valve Pintle Position) Signals2345
- 76-65-07 › Mar › 98 › PROM - Engine High Idle/Flare When Shifting Gears2
- All Other Service Bulletins for PROM - Programmable Read Only Memory: › 09-06-03-004D › Dec › 10 › Electrical - MIL ON/DTC's Set By Various Control Modules234
- All Other Service Bulletins for PROM - Programmable Read Only Memory: › 09-06-03-004D › Dec › 10 › Electrical - MIL ON/DTC's Set By Various Control Modules