Express 2500 V8-6.0L (2008): Transmission and Drivetrain

Also for this vehicle: Express 1/2 Ton Van AWD V8-5.3L VIN T (2003), Express 1/2 Ton Van V6-4.3L VIN W (1999), Express 1/2 Ton Van V6-4.3L VIN X (2003), Express 1/2 Ton Van V8-305 5.0L VIN M SFI (1998), Express 1/2 Ton Van V8-5.7L VIN R (1999), Express 1 Ton Van V8-454 7.4L VIN J SFI (1998), Express 1 Ton Van V8-5.7L VIN R (1999), Express 1 Ton Van V8-6.5L DSL Turbo VIN F (1998), Express 1500 AWD V8-5.3L (2008), Express 1500 AWD V8-5.3L VIN T (2004), Express 1500 RWD V6-4.3L (2007), Express 1500 RWD V6-4.3L VIN X (2005), Express 1500 RWD V8-5.3L (2008), Express 1500 RWD V8-5.3L VIN T (2004), Express 2500 2WD V8-4.8L VIN V (2004), Express 2500 2WD V8-6.0L VIN U (2004), Express 2500 V6-4.3L VIN X (2005), Express 2500 V8-4.8L (2007), Express 2500 V8-5.3L VIN T (2005), Express 2500 V8-6.0L VIN U (2006), Express 2500 V8-6.6L DSL Turbo (2010), Express 2500 V8-6.6L DSL Turbo VIN 2 (2007), Express 3/4 Ton Van V6-4.3L VIN W (1998), Express 3/4 Ton Van V8-305 5.0L VIN M SFI (1999), Express 3/4 Ton Van V8-4.8L VIN V (2003), Express 3/4 Ton Van V8-5.7L VIN R (1998), Express 3/4 Ton Van V8-6.0L VIN U (2003), Express 3/4 Ton Van V8-6.5L DSL Turbo VIN F (1999), Express 3500 V8-4.8L (2007), Express 3500 V8-4.8L VIN V (2005), Express 3500 V8-6.0L (2010), Express 3500 V8-6.0L VIN U (2004), Express 3500 V8-6.6L DSL Turbo (2008), Express 3500 V8-6.6L DSL Turbo VIN 2 (2006), Express 4500 V8-6.0L (2010), Express 4500 V8-6.6L DSL Turbo (2009).

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.

01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
06Transmission and Drivetrain Transmission and Drivetrain: Sections
- Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T220 pages
  - Pressure Regulating Solenoid, A/T › Component Information7 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
  - Shift Interlock Solenoid › Component Information › Service and Repair2 3
  - Shift Solenoid, A/T › Component Information107 pages
    Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…103
  - Torque Converter Clutch Solenoid, A/T › Component Information103 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…101
- Automatic Transmission/Transaxle660 pages
  - Actuators and Solenoids - A/T220 pages
    Pressure Regulating Solenoid, A/T › Component Information7 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
    Shift Interlock Solenoid › Component Information › Service and Repair2 3
    Shift Solenoid, A/T › Component Information107 pages
    Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…103
    Torque Converter Clutch Solenoid, A/T › Component Information103 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…101
  - Accumulator, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10
  - Band Apply Servo, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
  - Channel Plate, A/T › Component Information › Technical Service Bulletins6 pages
    Customer Interest: › 01-07-30-032E › Sep › 08 › A/T - 4T65E Fluid Leaking From A/T Vent2
    All Technical Service Bulletins for Channel Plate:3 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 Vent2
    All Other Service Bulletins for Channel Plate: › 01-07-30-036H › Jan › 09 › A/T Control - DTC P0756 Diagnostic Tips
  - Clutch, A/T › Component Information › Technical Service Bulletins10 pages
    Customer Interest:4 pages
    08-07-30-027 › Jun › 08 › A/T - No Movement in Drive or 3rd Gear2 3
    08-07-30-009B › May › 08 › A/T - 4T80E, Slips in Gear/L/H Axle Seal Leaks
    All Technical Service Bulletins for Clutch:5 pages
    08-07-30-027 › Jun › 08 › A/T - No Movement in Drive or 3rd Gear2 3
    08-07-30-009B › May › 08 › A/T - 4T80E, Slips in Gear/L/H Axle Seal Leaks
    08-07-30-015 › Mar › 08 › A/T - MIL ON/DTC P0757/Harsh or Slipping 2-3 Shift
    All Other Service Bulletins for Clutch: › 08-07-30-015 › Mar › 08 › A/T - MIL ON/DTC P0757/Harsh or Slipping 2-3 Shift
  - Control Module, A/T › Component Information3 pages
    Technical Service Bulletins › A/T Controls -Transmission Control Module Information
    Locations › 4L80-E/4L85-E - Automatic Transmission2
  - Differential, Automatic Transaxle › Component Information › Technical Service Bulletins2 pages
    Customer Interest for Differential: › 08-07-30-016A › Apr › 08 › A/T- Slips/Overheats/Won't Shift/MIL ON/DTCs P0218/P0894
    All Technical Service Bulletins for Differential: › 08-07-30-016A › Apr › 08 › A/T- Slips/Overheats/Won't Shift/MIL ON/DTCs P0218/P0894
  - Automatic Transmission Dipstick - Dipstick Tube › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
  - Extension Housing, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Fluid - A/T › Component Information15 pages
    Technical Service Bulletins › A/T - DEXRON(R)-VI Fluid Information2 3 4
    Specifications › Capacity Specifications2
    Testing and Inspection › 4L60-E/4L65-E/4L70-E Transmission Fluid Checking Procedure2 3 4
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
  - Fluid Filter - A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
  - Fluid Line/Hose, A/T › Component Information23 pages
    Technical Service Bulletins › A/T - Revised Converter Check Valve/Cooler Line Fitting2 3 4
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
  - Fluid Pan, A/T › Component Information5 pages
    Technical Service Bulletins › A/T - Fluid Pan Magnet Upgrade2 3
    Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Fluid Pressure Sensor/Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Lateral Acceleration Sensor, A/T › Component Information › Locations › Passenger Compartment/Roof Component Views2
  - Output Shaft, A/T › Component Information › Technical Service Bulletins › A/T - 2-3 Upshift or 3-2 Downshift Clunk Noise
  - Overdrive Switch, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Parking Pawl, A/T › Component Information › Service and Repair2
  - Pressure Regulating Solenoid, A/T › Component Information7 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
  - Relays and Modules - A/T › Control Module, A/T › Component Information3 pages
    Technical Service Bulletins › A/T Controls -Transmission Control Module Information
    Locations › 4L80-E/4L85-E - Automatic Transmission2
  - Seals and Gaskets, A/T › System Information14 pages
    Technical Service Bulletins8 pages
    Customer Interest for Seals and Gaskets:4 pages
    01-07-30-032E › Sep › 08 › A/T - 4T65E Fluid Leaking From A/T Vent2
    08-07-30-023 › May › 08 › A/T - Fluid Leak From Bell Housing Area2
    All Technical Service Bulletins for Seals and Gaskets:4 pages
    01-07-30-032E › Sep › 08 › A/T - 4T65E Fluid Leaking From A/T Vent2
    08-07-30-023 › May › 08 › A/T - Fluid Leak From Bell Housing Area2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6
  - Sensors and Switches - A/T22 pages
    Fluid Pressure Sensor/Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Lateral Acceleration Sensor, A/T › Component Information › Locations › Passenger Compartment/Roof Component Views2
    Overdrive Switch, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Transmission Mode Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations
    Adjustments › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
    Transmission Speed Sensor, A/T › Component Information5 pages
    Locations2 3
    Service and Repair › Vehicle Input Speed Sensor Replacement2
    Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Shift Interlock, A/T › Shift Interlock Solenoid › Component Information › Service and Repair2 3
  - Shift Solenoid, A/T › Component Information107 pages
    Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…103
  - Shifter A/T › Component Information › Service and Repair
  - Shift Linkage, A/T › Shift Cable, A/T › Component Information13 pages
    Adjustments › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8
  - Torque Converter › Component Information › Technical Service Bulletins › A/T - Torque Converter Replacement Information2
  - Torque Converter Check Valve › Component Information › Technical Service Bulletins › A/T - Revised Converter Check Valve/Cooler Line Fitting2
  - Torque Converter Clutch Solenoid, A/T › Component Information103 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…101
  - Transmission Cooler, A/T › Component Information8 pages
    Technical Service Bulletins › A/T - Fluid Oil Cooler Flush2 3 4 5
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3
  - Transmission Mode Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Transmission Mount, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
  - Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations
    Adjustments › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
  - Transmission Speed Sensor, A/T › Component Information5 pages
    Locations2 3
    Service and Repair › Vehicle Input Speed Sensor Replacement2
  - Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Valve Body, A/T › Component Information35 pages
    Technical Service Bulletins18 pages
    Customer Interest: › 08-07-30-001 › Jan › 08 › A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's2 3 4 5 6 7
    All Technical Service Bulletins for Valve Body:9 pages
    01-07-30-036H › Jan › 09 › A/T Control - DTC P0756 Diagnostic Tips
    08-07-30-015 › Mar › 08 › A/T - MIL ON/DTC P0757/Harsh or Slipping 2-3 Shift
    08-07-30-001 › Jan › 08 › A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's2 3 4 5 6 7
    All Other Service Bulletins for Valve Body:2 pages
    01-07-30-036H › Jan › 09 › A/T Control - DTC P0756 Diagnostic Tips
    08-07-30-015 › Mar › 08 › A/T - MIL ON/DTC P0757/Harsh or Slipping 2-3 Shift
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
- Continuously Variable Transmission/Transaxle, CVT › Component Information › Technical Service Bulletins › A/T Controls - Snapshot Data Upload Information2 3 4 5 6 7
- Differential Assembly44 pages
- Drive Axles, Bearings and Joints59 pages
  - Axle Bearing › Component Information11 pages
    Adjustments2 3
    Service and Repair › Rear Axle Shaft Seal and/or Bearing Replacement2 3 4 5 6 7 8
  - Axle Shaft Assembly33 pages
    Axle Shaft › Component Information › Service and Repair › Rear Axle Shaft Replacement (8.6 Inch Axle W/RPO JL4)2 3 4 5 6 7 8 9 10 11 12 13
    Constant Velocity Joint › Component Information › Service and Repair › Wheel Drive Shaft Inner Joint and Boot Replacement2 3 4 5 6 7 8 9 10
    Constant Velocity Joint Boot › Component Information › Service and Repair › Wheel Drive Shaft Inner Joint and Boot Replacement2 3 4 5 6 7 8 9 10
  - Seals and Gaskets, Drive Axles › System Information9 pages
    Technical Service Bulletins2 pages
    Customer Interest for Seals and Gaskets: › 08-07-30-009B › May › 08 › A/T - 4T80E, Slips in Gear/L/H Axle Seal Leaks
    All Technical Service Bulletins for Seals and Gaskets: › 08-07-30-009B › May › 08 › A/T - 4T80E, Slips in Gear/L/H Axle Seal Leaks
    Service and Repair › Rear Axle Shaft and/or Gasket Replacement2 3 4 5 6 7
  - Wheel Bearing › Component Information › Specifications2 3 4
  - Wheel Hub › Component Information › Service and Repair2
- Drive/Propeller Shafts, Bearings and Joints23 pages
  - Drive/Propeller Shaft › Component Information17 pages
    Specifications › Mechanical Specifications2
    Testing and Inspection › Initial Inspection and Diagnostic Overview2 3 4
    Service and Repair › One-Piece Propeller Shaft Replacement2 3 4 5 6 7 8 9 10 11
  - Universal Joint, Drive/Propeller Shaft › Component Information › Service and Repair › Universal Joint Replacement - Nylon Injected Ring2 3 4 5 6
- Flex Plate › Component Information › Technical Service Bulletins2 pages
  - Customer Interest for Flex Plate: › 08-06-01-023C › Mar › 11 › Engine ,A/T - Knock or Rattle Noise From Engine, A/T
  - All Technical Service Bulletins for Flex Plate: › 08-06-01-023C › Mar › 11 › Engine ,A/T - Knock or Rattle Noise From Engine, A/T
- Flywheel › Component Information › Technical Service Bulletins2 pages
  - Customer Interest for Flywheel: › 08-06-01-023C › Mar › 11 › Engine ,A/T - Knock or Rattle Noise From Engine, A/T
  - All Technical Service Bulletins for Flywheel: › 08-06-01-023C › Mar › 11 › Engine ,A/T - Knock or Rattle Noise From Engine, A/T
- Manual Transmission/Transaxle › Component Information › Technical Service Bulletins › Manual Transmission - M/T Operating Characteristics2
- Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information3 pages
  - Technical Service Bulletins › A/T Controls -Transmission Control Module Information
  - Locations › 4L80-E/4L85-E - Automatic Transmission2
- Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T22 pages
  - Fluid Pressure Sensor/Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Lateral Acceleration Sensor, A/T › Component Information › Locations › Passenger Compartment/Roof Component Views2
  - Overdrive Switch, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Transmission Mode Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
  - Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations
    Adjustments › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
  - Transmission Speed Sensor, A/T › Component Information5 pages
    Locations2 3
    Service and Repair › Vehicle Input Speed Sensor Replacement2
  - Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
- Transmission Control Systems245 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T220 pages
    Pressure Regulating Solenoid, A/T › Component Information7 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4 5
    Shift Interlock Solenoid › Component Information › Service and Repair2 3
    Shift Solenoid, A/T › Component Information107 pages
    Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…103
    Torque Converter Clutch Solenoid, A/T › Component Information103 pages
    Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20…101
  - Relays and Modules - Transmission and Drivetrain › Relays and Modules - A/T › Control Module, A/T › Component Information3 pages
    Technical Service Bulletins › A/T Controls -Transmission Control Module Information
    Locations › 4L80-E/4L85-E - Automatic Transmission2
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T22 pages
    Fluid Pressure Sensor/Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Lateral Acceleration Sensor, A/T › Component Information › Locations › Passenger Compartment/Roof Component Views2
    Overdrive Switch, A/T › Component Information › Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Transmission Mode Switch, A/T › Component Information › Locations › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Transmission Position Switch/Sensor, A/T › Component Information7 pages
    Locations
    Adjustments › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
    Service and Repair › 4L60-E/4L65-E/4L70-E - Automatic Transmission2 3 4
    Transmission Speed Sensor, A/T › Component Information5 pages
    Locations2 3
    Service and Repair › Vehicle Input Speed Sensor Replacement2
    Transmission Temperature Sensor/Switch, A/T › Component Information › Specifications › 4L60-E/4L65-E/4L70-E - Automatic Transmission2
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections