Ascender 4WD V8-5.3L (2004): Transmission and Drivetrain
Also for this vehicle: Ascender 2WD L6-4.2L (2003), Ascender 2WD V8-5.3L (2004), Ascender 4WD L6-4.2L (2003).
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.
Actuators and Solenoids - Transmission and Drivetrain25 pages
Actuators and Solenoids - Transfer Case › Transfer Case Actuator › Component Information8 pages
Technical Service Bulletins6 pages
- Locations › Front Axle Actuator2
Automatic Transmission/Transaxle187 pages
Accumulator, A/T › Component Information › Technical Service Bulletins17 pages
All Technical Service Bulletins:7 pages
- All Other Service Bulletins for Accumulator: › IB05-13-S002 › Mar › 05 › Audio System - CD Player Skips/Inoperative/Sluggish23
- All Other Service Bulletins for Accumulator: › IB05-13-S002 › Mar › 05 › Audio System - CD Player Skips/Inoperative/Sluggish
- Band, A/T › Component Information › Technical Service Bulletins › A/T - 2-3 or 3-2 Shift Clunk Information
Band Apply Servo, A/T › Component Information › Technical Service Bulletins6 pages
- Bell Housing, A/T › Component Information › Specifications
- Brake Switch - TCC › Component Information › Locations
- Case, A/T › Component Information › Technical Service Bulletins › A/T - Cracked/Broken Case Diagnosis2
- Clutch, A/T › Component Information › Technical Service Bulletins › A/T - 2-3 or 3-2 Shift Clunk Information
- Automatic Transmission Dipstick - Dipstick Tube › Component Information › Specifications
- Extension Housing, A/T › Component Information › Service and Repair
- Fluid - A/T › Component Information › Specifications › Capacity Specifications2
Fluid Line/Hose, A/T › Component Information9 pages
- Fluid Pan, A/T › Component Information › Specifications
- Pressure Regulating Solenoid, A/T › Component Information › Locations2345
- Seals and Gaskets, A/T › System Information › Service and Repair › Filler Tube and Seal Replacement (LL8)234567
Sensors and Switches - A/T14 pages
- Brake Switch - TCC › Component Information › Locations
- Shift Interlock Switch › Component Information › Locations2
- Throttle Position Sensor/Switch, A/T › Component Information › Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Locations23456
- Transmission Speed Sensor, A/T › Component Information › Locations234
- Shift Interlock, A/T › Shift Interlock Switch › Component Information › Locations2
Shift Solenoid, A/T › Component Information › Technical Service Bulletins4 pages
Shifter A/T › Component Information5 pages
Shift Linkage, A/T › Shift Cable, A/T › Component Information9 pages
- Throttle Position Sensor/Switch, A/T › Component Information › Specifications
- Torque Converter › Component Information › Technical Service Bulletins › A/T - DTC P0894/P1870 Diagnostic Information23
Torque Converter Clutch, A/T › Component Information › Technical Service Bulletins8 pages
- All Technical Service Bulletins: › SB05-06-S001 › Feb › 05 › A/T/Suspension - Intermittent Rumbling/Booming Noise23
- Customer Interest: › SB05-06-S001 › Feb › 05 › A/T/Suspension - Intermittent Rumbling/Booming Noise23
- All Other Service Bulletins for Torque Converter Clutch: › SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance2
- All Other Service Bulletins for Torque Converter Clutch: › SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance
- Torque Converter Clutch Solenoid, A/T › Component Information › Locations2345678
- Transmission Cooler, A/T › Component Information › Technical Service Bulletins › A/T - Cooler Line Fitting Information2345
- Transmission Mount, A/T › Component Information › Specifications234
- Transmission Position Switch/Sensor, A/T › Component Information › Locations23456
- Transmission Speed Sensor, A/T › Component Information › Locations234
Valve Body, A/T › Component Information › Technical Service Bulletins38 pages
All Technical Service Bulletins:18 pages
- IB07-05-S005 › Oct › 07 › A/T - Harsh 1-2 Shift/DTC's P0741/P0756/P089423456
- SB06-05-S004 › Oct › 06 › A/T - Slipping/MIL ON/DTC P0757/Poor Performance23
- IB05-05-S012 › Nov › 05 › A/T - 4L60-E Harsh 1-2 Upshift234
- IB04-05-S007 › Sep › 04 › A/T - 4L60E Harsh 1 - 2 Upshift23
- SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance2
Customer Interest:18 pages
- IB07-05-S005 › Oct › 07 › A/T - Harsh 1-2 Shift/DTC's P0741/P0756/P089423456
- SB06-05-S004 › Oct › 06 › A/T - Slipping/MIL ON/DTC P0757/Poor Performance23
- IB05-05-S012 › Nov › 05 › A/T - 4L60-E Harsh 1-2 Upshift234
- IB04-05-S007 › Sep › 04 › A/T - 4L60E Harsh 1 - 2 Upshift23
- SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance2
- All Other Service Bulletins for Valve Body: › SB08-11-S001 › Jan › 08 › Body - Rear License Pocket Perimeter Gasket Loose2
- All Other Service Bulletins for Valve Body: › SB08-11-S001 › Jan › 08 › Body - Rear License Pocket Perimeter Gasket Loose
Wiring Harness, A/T › Component Information › Technical Service Bulletins4 pages
Differential Assembly15 pages
- Fluid - Differential › Component Information › Specifications › Capacity Specifications2
Seals and Gaskets, Differential › System Information13 pages
Technical Service Bulletins8 pages
- Service and Repair › Intermediate Shaft Bearing Assembly Oil Seal Replacement2345
Drive Axles, Bearings and Joints25 pages
- Axle Shaft Assembly › Axle Joint › Component Information › Service and Repair › Wheel Drive Shaft Inner Joint and Seal Replacement23456789101112
Seals and Gaskets, Drive Axles › System Information › Technical Service Bulletins10 pages
- All Technical Service Bulletins for Seals and Gaskets: › SB05-07-S002 › Aug › 05 › Drivetrain - Squeal/Squeak/Whistle Noise From Front End234
- Customer Interest: › SB05-07-S002 › Aug › 05 › Drivetrain - Squeal/Squeak/Whistle Noise From Front End234
- All Other Service Bulletins for Seals and Gaskets: › SB07-11-S010 › Jul › 07 › Interior - Headliner Sag At Center Dome Lamp2
- Wheel Bearing › Component Information › Testing and Inspection2
- Wheel Hub › Axle Nut › Component Information › Specifications
- Flex Plate › Component Information › Specifications23
- Manual Transmission/Transaxle › Fluid Line / Hose, M/T › Component Information › Technical Service Bulletins › A/T - Cooler Line Fitting Information
Relays and Modules - Transmission and Drivetrain › Relays and Modules - Transfer Case › Control Module, Transfer Case › Component Information27 pages
Technical Service Bulletins22 pages
All Technical Service Bulletins for Control Module:11 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
Customer Interest:10 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
- All Other Service Bulletins for Control Module: › SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- Service and Repair › Transfer Case Shift Control Module Replacement2345
Sensors and Switches - Transmission and Drivetrain31 pages
Sensors and Switches - A/T14 pages
- Brake Switch - TCC › Component Information › Locations
- Shift Interlock Switch › Component Information › Locations2
- Throttle Position Sensor/Switch, A/T › Component Information › Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Locations23456
- Transmission Speed Sensor, A/T › Component Information › Locations234
Sensors and Switches - Transfer Case17 pages
- Four Wheel Drive Selector Switch › Component Information › Diagrams
- Gear Sensor/Switch, Transfer Case › Component Information › Technical Service Bulletins › Engine Controls - Lack Of Power/TCC Engaged by 20mph
Speed Sensor, Transfer Case › Component Information15 pages
Transfer Case118 pages
Actuators and Solenoids - Transfer Case › Transfer Case Actuator › Component Information8 pages
Technical Service Bulletins6 pages
- Locations › Front Axle Actuator2
- Case Adapter, Transfer Case › Component Information › Service and Repair23
Control Module, Transfer Case › Component Information27 pages
Technical Service Bulletins22 pages
All Technical Service Bulletins for Control Module:11 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
Customer Interest:10 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
- All Other Service Bulletins for Control Module: › SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- Service and Repair › Transfer Case Shift Control Module Replacement2345
- Fluid - Transfer Case › Component Information › Specifications › Capacity Specifications2
- Four Wheel Drive Selector Switch › Component Information › Diagrams
- Gear Sensor/Switch, Transfer Case › Component Information › Technical Service Bulletins › Engine Controls - Lack Of Power/TCC Engaged by 20mph
Relays and Modules - Transfer Case › Control Module, Transfer Case › Component Information27 pages
Technical Service Bulletins22 pages
All Technical Service Bulletins for Control Module:11 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
Customer Interest:10 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
- All Other Service Bulletins for Control Module: › SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- Service and Repair › Transfer Case Shift Control Module Replacement2345
- Seals and Gaskets, Transfer Case › System Information › Service and Repair › Transfer Case Output Shaft Seal Replacement - Front234567
Sensors and Switches - Transfer Case17 pages
- Four Wheel Drive Selector Switch › Component Information › Diagrams
- Gear Sensor/Switch, Transfer Case › Component Information › Technical Service Bulletins › Engine Controls - Lack Of Power/TCC Engaged by 20mph
Speed Sensor, Transfer Case › Component Information15 pages
Speed Sensor, Transfer Case › Component Information15 pages
Transfer Case Actuator › Component Information8 pages
Technical Service Bulletins6 pages
- Locations › Front Axle Actuator2
Transfer Case Clutch › Component Information › Technical Service Bulletins2 pages
Transmission Control Systems85 pages
Actuators and Solenoids - Transmission and Drivetrain27 pages
Actuators and Solenoids - A/T19 pages
- Pressure Regulating Solenoid, A/T › Component Information › Locations2345
Shift Solenoid, A/T › Component Information › Technical Service Bulletins6 pages
- All Technical Service Bulletins: › SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance2
- Customer Interest: › SB04-05-S009 › Jul › 04 › A/T - SES Lamp ON/DTC P0757/Slipping/Poor Performance2
- All Other Service Bulletins for Shift Solenoid: › SB06-13-S003 › Apr › 06 › OnStar(R) - System Inop/No LED/No Power2
- All Other Service Bulletins for Shift Solenoid: › SB06-13-S003 › Apr › 06 › OnStar(R) - System Inop/No LED/No Power
- Torque Converter Clutch Solenoid, A/T › Component Information › Locations2345678
Actuators and Solenoids - Transfer Case › Transfer Case Actuator › Component Information8 pages
Technical Service Bulletins6 pages
- Locations › Front Axle Actuator2
Relays and Modules - Transmission and Drivetrain › Relays and Modules - Transfer Case › Control Module, Transfer Case › Component Information27 pages
Technical Service Bulletins22 pages
All Technical Service Bulletins for Control Module:11 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
Customer Interest:10 pages
- SB06-05-S002 › Aug › 06 › Drivetrain - 4WD Lamp and System Inoperative2
- SB05-13-S002 › Mar › 05 › Audio System - Speaker Buzzing in 4X4 Mode23
- SB05-05-S001 › Feb › 05 › Drivetrain - 4WD Light ON/4WD Inoperative/DTC C05502
- SB04-05-S011 › Oct › 04 › 4X4 System - Delayed Front Wheel Engagement
- SB04-05-S010 › Jul › 04 › 4X4 System - Inoperative/AWD/4WD Lamps ON2
- All Other Service Bulletins for Control Module: › SN082004-023 › Aug › 04 › Engine Controls - Lack Of Power/TCC Engaged by 20mph
- Service and Repair › Transfer Case Shift Control Module Replacement2345
Sensors and Switches - Transmission and Drivetrain31 pages
Sensors and Switches - A/T14 pages
- Brake Switch - TCC › Component Information › Locations
- Shift Interlock Switch › Component Information › Locations2
- Throttle Position Sensor/Switch, A/T › Component Information › Specifications
- Transmission Position Switch/Sensor, A/T › Component Information › Locations23456
- Transmission Speed Sensor, A/T › Component Information › Locations234
Sensors and Switches - Transfer Case17 pages
- Four Wheel Drive Selector Switch › Component Information › Diagrams
- Gear Sensor/Switch, Transfer Case › Component Information › Technical Service Bulletins › Engine Controls - Lack Of Power/TCC Engaged by 20mph
Speed Sensor, Transfer Case › Component Information15 pages
Technical Service Bulletins8 pages
- All Other Service Bulletins for Speed Sensor: › SB08-05-S001 › Feb › 08 › Drivetrain - Transfer Case Grinding Noise in 4WD
- All Other Service Bulletins for Speed Sensor: › SB08-05-S001 › Feb › 08 › Drivetrain - Transfer Case Grinding Noise in 4WD
- Diagrams › Shift Control Switch23
- Service and Repair › Transfer Case Speed Sensor Replacement - Front234