GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 28467-B (DW 110-060) Engine Support Fixture
    • DW 260-010 Auto Transaxle Support Fixture

Removal Procedure

    Warning: Refer to Battery Disconnect Warning in the Preface section.


    Object Number: 1245852  Size: SH
  1. Remove the battery and battery tray.
  2. Drain the transaxle fluid. Refer to Transmission Fluid Draining.
  3. Remove the left and right drive axle assemblies. Refer to Wheel Drive Shaft Replacement.
  4. Disconnect the fluid cooler inlet and outlet hoses from the transaxle.

  5. Object Number: 1289833  Size: SH
  6. Disconnect the shift control cable from the transaxle. Refer to Floor Shift Control Cable Replacement.

  7. Object Number: 1245847  Size: SH
  8. Disconnect the input shaft speed (ISS) sensor electrical connector.
  9. Disconnect the output shaft speed (OSS) sensor electrical connector.
  10. Disconnect the park/neutral position (PNP) sensor electrical connector.
  11. Disconnect the transaxle electrical connector.
  12. Install the J 28467-B  (1) to support the engine.

  13. Object Number: 1245846  Size: SH
  14. Remove the service hall cover.
  15. Remove the torque converter bolts.

  16. Object Number: 1242020  Size: SH
  17. Remove the damping block connection nut and bolt.
  18. Remove the rear mounting bracket bolts and rear mounting bracket.

  19. Object Number: 1245844  Size: SH
  20. Remove the 3 upper transaxle mounting bracket bolts.

  21. Object Number: 1245843  Size: SH
  22. Remove the 3 upper transaxle-to-engine mounting bolts.

  23. Object Number: 1245842  Size: SH
  24. Secure the transaxle to a transaxle jack and DW 260-010  (1).

  25. Object Number: 1245841  Size: SH
  26. Remove the 7 lower transaxle-to-engine retaining bolts.

  27. Object Number: 1245840  Size: SH
  28. Carefully remove the transaxle from the vehicle with the transaxle secured in the DW 260-010  (1).

Installation Procedure


    Object Number: 1245842  Size: SH
  1. Secure the transaxle to the transaxle jack, then carefully position in the vehicle with the transaxle secured in the DW 260-010  (1).
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1245845  Size: SH
  3. Install the 7 lower transaxle-to-engine retaining bolts and tighten.
  4. • bolts (1) to 73 N·m (54 lb ft).
    • bolts (3) to 31 N·m (23 lb ft).
    • bolts (2) to 21 N·m (15 lb ft).

    Object Number: 1245855  Size: SH
  5. Install the 3 upper transaxle-to-engine mounting bolts and tighten to 73 N·m (54 lb ft).

  6. Object Number: 1245856  Size: SH
  7. Install the bracket with the 3 upper transaxle mounting bracket bolts and tighten to 60 N·m (44 lb ft).

  8. Object Number: 1242023  Size: SH
  9. Install the bracket with the rear mounting bracket bolts and tighten to 60 N·m (44 lb ft).
  10. Install the damping block connection nut and bolt and tighten to 80 N·m (59 lb ft).

  11. Object Number: 1245846  Size: SH
  12. Install the torque converter bolts and tighten to 45 N·m (33 lb ft).
  13. Install the service hall cover.

  14. Object Number: 1245847  Size: SH
  15. Connect the transaxle electrical connector.
  16. Connect the PNP sensor electrical connector.
  17. Connect the OSS sensor electrical connector.
  18. Connect the ISS sensor electrical connector.

  19. Object Number: 1289833  Size: SH
  20. Remove the J 28467-B  (1).
  21. Connect the shift control cable into the transaxle. Refer to Floor Shift Control Cable Replacement.

  22. Object Number: 1245852  Size: SH
  23. Connect the fluid cooler inlet and outlet hose into the transaxle.
  24. Install the left and right drive axle assemblies. Refer to Wheel Drive Shaft Replacement.
  25. Install the battery and battery tray.
  26. Fill the transaxle with fluid. Refer to Transmission Fluid Draining.
  27. Measure the fluid level. Refer to Transmission Fluid Level Inspection.