GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Opel 🢒 1999 🢒 Sintra 🢒 Transmission/Transaxle 🢒 Automatic Transaxle - 4T65-E 🢒 Transmission Replacement

Removal Procedure
  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  2. Remove the throttle body air inlet duct. Refer to Air Cleaner Element Replacement in Engine Controls - 3.4L.
  3. Remove the right engine mount strut. Refer to Engine Mount Strut Replacement in Engine Mechanical - 3.4L.
  4. Install the engine support fixture. Refer to Engine Support Fixture in Engine Mechanical - 3.4L.

    5. Object Number: 161104 Size: SH
  5. Disconnect the transaxle wiring harness connectors.
  6. Remove the automatic transaxle range selector cable from the cable lever. Refer to Range Selector Lever Cable Replacement .
  7. Remove the automatic transaxle range selector cable bracket with cable from the transaxle. Refer to Range Selector Lever Cable Bracket Replacement .
  8. Remove the PNP switch. Refer to Park/Neutral Position Switch Replacement .
  9. Remove the fluid filler tube. Refer to Transmission Fluid Filler Tube Replacement .

    10. Object Number: 160965 Size: SH
  10. Remove the upper transaxle bolts (3, 4 and 5) and stud (2).
  11. Remove the wiring harness grounds.
  12. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  13. Remove the front tires and wheels.
    14. • For vehicles with steel wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
    • For Chevrolet and Oldsmobile vehicles with aluminum wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
    • For Pontiac and Export vehicles with aluminum wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  14. Remove the engine splash shields. Refer to Engine Splash Shield Replacement in Body Front End.
  15. Remove the torque converter cover. Refer to Torque Converter Cover Replacement .
  16. Remove the starter motor. Refer to Starter Motor Replacement in Engine Electrical.
  17. Remove the flywheel to torque converter bolts. Refer to Flywheel to Torque Converter Bolt Replacement .
  18. Disconnect the transaxle oil cooler hoses from the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement .
  19. Disconnect the drive axles from the transaxle. Refer to Wheel Drive Shaft Replacement in Front Wheel Drive Shafts.

    20. Object Number: 378916 Size: SH
  20. Use straps or wire in order to support the drive axles.
  21. Disconnect the vehicle speed sensor connector. Refer to Vehicle Speed Sensor Replacement .
  22. Remove the transaxle brace. Refer to Transmission Brace Replacement .
  23. Remove the frame. Refer to Frame Replacement in Frame and Underbody.
  24. Use the transmission jack in order to support the transaxle.
  25. Remove the utility strap from ONLY the transaxle.

    26. Object Number: 160965 Size: SH
  26. Remove the lower transaxle bolt (6) and stud (1).
  27. Separate the transmission from the engine.
  28. Use the transmission jack in order to lower the transmission.
  29. Use the J 35944-A or equivalent in order to flush the transaxle oil cooling system. Refer to Transmission Fluid Cooler Flushing .

Installation Procedure
  1. Use the transmission jack in order to raise the transmission.
  2. Install the transmission to the engine.

    3. Object Number: 160965 Size: SH

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the transaxle lower bolt (6) and stud (1).

    4. Tighten
    Tighten the bolt and stud to 75 N·m (55 lb ft).

  4. Install the utility strap to the transaxle.
  5. Tighten the utility strap in order to prevent the rotation (movement) of the powertrain.
  6. Install the transaxle brace. Refer to Transmission Brace Replacement .
  7. Install the drive axles to the transaxle. Refer to Wheel Drive Shaft Replacement in Front Wheel Drive Shafts.
  8. Remove the transmission jack.
  9. Install the frame. Refer to Frame Replacement in Frame and Underbody.
  10. Remove the support straps from the vehicle.
  11. Install the transaxle oil cooler hoses to the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement .
  12. Install the flywheel to torque converter bolts. Refer to Flywheel to Torque Converter Bolt Replacement .
  13. Install the starter motor. Refer to Starter Motor Replacement in Engine Electrical.
  14. Install the torque converter cover. Refer to Torque Converter Cover Replacement .
  15. Install the engine splash shields. Refer to Engine Splash Shield Replacement in Body Front End.
  16. Install the front tires and wheels.
    17. • For vehicles with steel wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
    • For Chevrolet and Oldsmobile vehicles with aluminum wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
    • For Pontiac and Export vehicles with aluminum wheels, refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  17. Lower the vehicle.
  18. Install the wiring harness grounds.
  19. Install the upper transaxle bolts (3, 4 and 5) and stud (2).

    20. Tighten
    Tighten the bolts and stud to 75 N·m (55 lb ft).

  20. Install the fluid filler tube. Refer to Transmission Fluid Filler Tube Replacement .
  21. Install the PNP switch. Refer to Park/Neutral Position Switch Replacement .
  22. Install the automatic transaxle range selector cable bracket with cable to the transaxle. Refer to Range Selector Lever Cable Bracket Replacement .
  23. Install the automatic transaxle range selector cable to the cable lever. Refer to Range Selector Lever Cable Replacement .

    24. Object Number: 161104 Size: SH
  24. Install the transaxle wiring harness connectors.
  25. Remove the engine support fixture. Refer to Engine Support Fixture in Engine Mechanical - 3.4L.
  26. Install the right engine mount strut. Refer to Engine Mount Strut Replacement in Engine Mechanical - 3.4L.
  27. Install the throttle body air inlet duct. Refer to Air Cleaner Element Replacement in Engine Controls - 3.4L.
  28. Install the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.