GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 22910-01 Split Plate
    • J 39442 Press Adapter
    • J 39443 Split Plate

    Object Number: 38621  Size: SH
  1. Remove the 5th/6th speed shift fork.

  2. Object Number: 38624  Size: SH
  3. Remove the following parts in order:
  4. 2.1. The 6th speed gear thrust washer
    2.2. The 6th speed drive gear
    2.3. The caged needle bearing
    2.4. The 6th speed gear bearing spacer

    Object Number: 396739  Size: SH
  5. Remove the following parts in order:
  6. 3.1. The 5th/6th speed synchronizer retainer ring
    3.2. The 6th speed drive gear blocking ring
  7. Discard the retainer ring.

  8. Object Number: 396741  Size: SH
  9. Remove the 5th speed drive gear, using the J 22910-01 and a hydraulic press.
  10. The 5th/6th speed synchronizer assembly and the 5th speed drive gear blocking ring will press off with the 5th speed drive gear.

  11. Remove the 5th speed drive gear caged needle bearing.
  12. Important: Do not replace the small tapered bearing unless inspection shows bearing damage.


    Object Number: 38334  Size: SH
  13. Remove the small tapered bearing, using the J 39442 , the J 39443 , and a hydraulic press.