GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J-8614-01 Flange and Pulley Holding Tool
    • J-22928-B Seal Installer
    • J-42176 Universal Driver Handle - Non-Threaded

Removal Procedure

  1. Remove the automatic transaxle assembly. Refer to Transmission Disassemble , Transmission Replacement for the MVB 4 speed transmission or Transmission Replacement for the MVD 5 speed transmission.
  2. Remove the manual transaxle assembly. Refer to Transmission Replacement for the MVC 5 speed transmission or Transmission Replacement for the MVE 5 speed transmission.
  3. Remove the clutch cover and disc assembly (for manual transaxle).

  4. Object Number: 234153  Size: SH
  5. Using J-8614-01 holding tool , hold the crankshaft.

  6. Object Number: 2017708  Size: SH
  7. For automatic transmissions, remove the 8 bolts (1-8), rear drive plate spacer, drive plate and front drive plate spacer.

  8. Object Number: 2017710  Size: SH
  9. For manual transmissions, remove the 8 bolts (1-8) and flywheel.

  10. Object Number: 2017711  Size: SH
  11. Using a knife, cut off the lip of the oil seal (1).
  12. Note: 

       • After removing, check the crankshaft for damage. If damaged, smooth the surface with 400-grit sandpaper.
       • Tape the screwdriver tip before use.

  13. Using a screwdriver, pry out the oil seal.

Installation Procedure

  1. Apply MP grease to the lip of a new rear crankshaft oil seal.

  2. Object Number: 2017713  Size: SH

    Note:  Keep the lip free from foreign matter. Do not tap on the oil seal at an angle.

  3. Using the J-22928-B installer and a hammer (1, 2), tap in the rear crankshaft oil seal until its surface is flush with the rear oil seal retainer edge.
  4. For automatic transaxle, clean the 8 bolts and 8 bolt holes.
  5. Apply adhesive to 2 or 3 threads of the 8 bolts.

  6. Object Number: 234153  Size: SH
  7. Using the J-8614-01 holding tool , hold the crankshaft.

  8. Object Number: 2017715  Size: SH

    Note: Align the pin of the front spacer with the pin hole of the crankshaft.

  9. Install the front drive plate spacer.

  10. Object Number: 2017716  Size: MH
  11. Install the drive plate (1) and rear drive plate spacer (2) onto the crankshaft.
  12. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 2017717  Size: SH
  13. In several steps, uniformly install and tighten the 8 bolts in the sequence shown in the illustration to 98  N·m (72 lb ft).
  14. For manual transaxle, clean the 8 bolts and 8 bolt holes.
  15. Apply adhesive to the end 2 or 3 threads of the 8 bolts.

  16. Object Number: 2017719  Size: SH
  17. In several steps, uniformly install and tighten the 8 bolts in the sequence shown in the illustration to 130 N·m (96 lb ft).
  18. Install the clutch disc assembly (for manual transaxle).
  19. Install the clutch cover assembly (for manual transaxle).
  20. Install the automatic transaxle assembly. Refer to Transmission Disassemble , Transmission Replacement for the MVB 4 speed transmission or Transmission Replacement for the MVD 5 speed transmission.
  21. Install the manual transaxle assembly. Refer to Transmission Replacement for the MVC 5 speed transmission or Transmission Replacement for the MVE 5 speed transmission.