GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection
  2. Remove the throttle body air inlet duct. Refer to Throttle Body Assembly Replacement in Engine Controls.
  3. Install the Engine Support Fixture. Refer to Engine Support Fixture
  4. Remove the engine mount struts. Refer to Engine Mount Strut Replacement and Engine Mount Strut Replacement
  5. Disconnect the wiring harness connectors from the transaxle.
  6. Disconnect the vacuum hose and pipe from the modulator. Refer to Vacuum Modulator Pipe Replacement
  7. Disconnect the automatic transaxle range selector cable from the PNP switch. Refer to Range Selector Lever Cable Replacement
  8. Remove the automatic transaxle range selector cable bracket with cable from transaxle. Refer to Range Selector Lever Cable Bracket Replacement
  9. Remove the PNP switch. Refer to Park/Neutral Position Switch Replacement
  10. Remove the fluid filler tube. Refer to Transmission Fluid Filler Tube Replacement

  11. Object Number: 160967  Size: SH
  12. Remove the upper transaxle bolts  (3, 4 and 5) and stud  (2).
  13. Remove the wiring harness grounds.
  14. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
  15. Remove the front tires and wheels. Refer to Tire and Wheel Removal and Installation
  16. Remove the engine splash shields. Refer to Engine Splash Shield Replacement in Body Front End.
  17. Remove both tie rod ends from the steering knuckles. Refer to Steering Knuckle Replacement
  18. Remove the power steering gear to frame retaining bolts. Refer to Steering Gear Replacement in Power Steering System.
  19. Use wire to secure the power steering gear to the vehicle. Remove the power steering gear from the frame. Refer to Steering Gear Replacement in Power Steering System.
  20. Remove the power steering cooler line clamps from the frame.
  21. Remove the engine mount lower nuts. Refer to Engine Mount Replacement
  22. Remove the lower ball joints from the steering knuckles. Refer to Lower Control Arm Ball Joint Replacement
  23. Remove the torque converter cover. Refer to Torque Converter Cover Replacement
  24. Remove the starter motor. Refer to Starter Motor Replacement or Starter Motor Replacement

  25. Object Number: 160975  Size: SH
  26. Remove the torque converter bolts.
  27. Drain the transaxle fluid.
  28. Disconnect the transaxle oil cooler hoses from the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement
  29. Disconnect the drive axles from the transaxle. Refer to Wheel Drive Shaft Replacement
  30. Secure the drive axles to the steering knuckle and struts.
  31. Disconnect the wheel speed sensors wiring harness connectors. Refer to Wheel Speed Sensor Jumper Harness Replacement in ABS.
  32. Disconnect the vehicle speed sensor wiring harness connector. Refer to Vehicle Speed Sensor Replacement
  33. Use the transaxle table to support the transaxle and frame.
  34. Remove the transaxle brace. Refer to Transmission Brace Replacement

  35. Object Number: 160967  Size: SH
  36. Remove the lower transaxle bolt  (6) and stud (1).
  37. Remove the frame to body bolts. Refer to Body Dimensions, Frame and Underbody.
  38. Lower the transaxle and frame from the vehicle.
  39. Remove the transaxle from the frame to the bench. Refer to the Transmission/Transaxle/Transfer Case Unit Repair Manual.
  40. Refer to Transmission/Transaxle/Transfer Case Unit Repair Manual for the inspection procedure and for the overhaul procedure.
  41. Flush the transmission cooler lines whenever you remove the transaxle for overhaul or whenever you replace the torque converter pump or the case. Refer to Transmission Fluid Cooler Flushing and Flow Test .

Installation Procedure

Tools Required

    • J 28467-A
    • J 28467-90
    • J 36462
  1. Install the transaxle to the frame on the transaxle table.
  2. Raise the transaxle and frame assembly to the vehicle.
  3. Install the frame to body bolts. Refer to Dimensions, Frame and Underbody.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 160967  Size: SH
  5. Install the lower transaxle bolt  (6) and stud  (1).
  6. Tighten
    Tighten the lower transaxle to engine and engine to transaxle bolts to 75 N·m (55 lb ft).

  7. Install the transaxle brace. Refer to Transmission Brace Replacement
  8. Remove the transaxle table.
  9. Connect the vehicle speed sensor wiring harness connector. Refer to Vehicle Speed Sensor Replacement
  10. Connect the wheel speed sensors wiring harness connectors. Refer to Wheel Speed Sensor Jumper Harness Replacement in ABS.
  11. Connect the drive axles to the transaxle. Refer to Wheel Drive Shaft Replacement
  12. Connect the transaxle oil cooler hoses to the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement

  13. Object Number: 160975  Size: SH
  14. Install the torque converter bolts.
  15. Tighten
    Tighten the torque converter bolts to 63 N·m (46 lb ft).

  16. Install the starter motor. Refer to Starter Motor Replacement or Starter Motor Replacement
  17. Install the torque converter cover. Refer to Torque Converter Cover Replacement
  18. Install the lower ball joints to the steering knuckles. Refer to Steering Knuckle Replacement
  19. Install the engine mount lower nuts. Refer to Engine Mount Strut Replacement
  20. Install the power steering cooler line clamps to the frame.
  21. Install the power steering gear to the frame. Refer to Steering Gear Replacement in Power Steering System.
  22. Install the power steering gear to frame retaining bolts. Refer to Steering Gear Replacement in Power Steering System.
  23. Install both the tie rod ends to the steering knuckles. Refer to Steering Knuckle Replacement
  24. Install the engine splash shields. Refer to Engine Splash Shield Replacement in Body Front End.
  25. Install the front tires and wheels. Refer to Tire and Wheel Removal and Installation
  26. Install the fluid filler tube. Refer to Transmission Fluid Filler Tube Replacement
  27. Remove the vehicle support.
  28. Lower the vehicle.

  29. Object Number: 160967  Size: SH
  30. Install the upper transaxle bolts  (3, 4 and 5) and stud  (2). and install the wiring harness grounds.
  31. Tighten
    Tighten the upper transaxle bolts and stud to 75 N·m (55 lb ft).

  32. Install the PNP switch. Refer to Park/Neutral Position Switch Replacement
  33. Install the automatic transaxle range selector cable bracket with cable to transaxle. Refer to Range Selector Lever Cable Bracket Replacement
  34. Connect the automatic transaxle range selector cable to the PNP switch. Refer to Range Selector Lever Cable Replacement
  35. Install the wiring harness connectors to the transaxle.
  36. Connect the vacuum hose and pipe to the modulator. Refer to Vacuum Modulator Pipe Replacement
  37. Install the engine mount struts. Refer to Engine Mount Strut Replacement and Engine Mount Strut Replacement
  38. Remove the Engine Support Fixture. Refer to Engine Support Fixture
  39. Install the throttle body air inlet duct. Refer to Throttle Body Assembly Replacement in Engine Controls.
  40. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection
  41. Adjust the toe-in, if required. Refer to Wheel Alignment Specifications
  42. Notice: Do NOT overfill the transaxle. The overfilling of the transaxle causes foaming, loss of fluid, shift complaints, and possible damage to the transaxle.

  43. Adjust the fluid level. Refer to Transmission Fluid Check
  44. Use the J 35944-A
  45. • Flush the transaxle oil cooler(s).
    • Flush the hoses.
    • Flush the pipes.
    • Refer to Transmission Fluid Cooler Flushing
  46. Inspect for proper completion of the repairs.
  47. Inspect for fluid leaks.