GM Service Manual Online
For 1990-2009 cars only

Tool Required

J-22912-01 Split Plate Bearing Puller


    Object Number: 1954207  Size: SH
  1. Remove the 5th/6th gear synchronizer hub to input shaft (1) snap ring (1).

  2. Object Number: 1954210  Size: SH

    Important: Place the edge of gear on press plate.

  3. Using a hydraulic press and J-22912-01 , remove the 6th gear and the synchronizer (2) as a unit.

  4. Object Number: 1954212  Size: SH

    Important: Before removing sleeve (2), cover components in order to keep the ball and spring from ejecting loose.

  5. Remove the following components from the input shaft as an assembly:
  6. • the 5th/6th gear synchronizer sleeve (2)
    • the 5th/6th gear synchronizer hub (3) including insert (4), detent ball (7) and spring (6)
    • the 5th gear synchronizer blocking ring (5)
    • the 6th gear (1)
    • the 6th gear bearing (9)
    • the 6th gear bearing spacer (8)

    Object Number: 1954216  Size: SH
  7. Remove the 6th gear to input shaft snap ring (2).
  8. Remove the 3rd gear to input shaft thrust washer (3).
  9. Remove the input shaft thrust washer locating pin (6).
  10. Remove the 3rd gear assembly which includes:
  11. • the 3rd gear (4)
    • the 3rd gear blocking ring (5)
  12. Remove the 3rd gear bearing (1).

  13. Object Number: 1954217  Size: SH
  14. Remove the 3rd/4th gear spacer (1) from the input shaft.
  15. Remove the 4th gear to input shaft snap ring (2) and discard.
  16. Discard the snap ring.


    Object Number: 1954219  Size: SH

    Important: Place the edge of gear on press plate.

  17. Using a hydraulic press and J-22912-01 , remove the 4th gear and the synchronizer as a unit from the input shaft (1).

  18. Object Number: 1954221  Size: SH

    Important: Before removing sleeve (1), cover components in order to keep the ball and spring from ejecting loose.

  19. Remove the following components as an assembly:
  20. • the 3rd/4th gear synchronizer sleeve (1)
    • the 3rd/4th gear synchronizer hub (2) including insert (7), detent ball (6) and spring (5)
    • the 4th gear blocking ring (3)
    • the 4th gear (4)

    Object Number: 1954222  Size: SH
  21. Remove the 4th gear bearing (1) from the input shaft.

  22. Object Number: 1954224  Size: SH
  23. Remove the input shaft snap ring (1) and discard.
  24. Discard the snap ring.


    Object Number: 1954227  Size: SH
  25. Using a hydraulic press, remove the counter gear front bearing (2) from the input shaft (1).