GM Service Manual Online
For 1990-2009 cars only

Tools Required

J-22912-01 Split Plate Bearing Puller


    Object Number: 1954229  Size: SH
  1. Remove the snap ring (1) from the countershaft above the counter gear front bearing (2). Discard the snap ring (1).
  2. Discard the snap ring.


    Object Number: 1954232  Size: SH

    Important: Place the edge of gear on press plate.

  3. Using a hydraulic press and J-22912-01 , remove the counter gear front bearing and reverse synchronizer assembly as a unit (2).

  4. Object Number: 1954237  Size: SH
  5. Remove the following components from the counter shaft as an assembly:
  6. • the counter gear front bearing (2)
    • the reverse gear bushing (3)
    • the reverse gear (1)
    • the reverse gear bearing (6)
    • the reverse gear blocking ring (5)
  7. Using a suitable tool, remove the locking ball (4) from the counter shaft.

  8. Object Number: 1954240  Size: SH
  9. Using a hydraulic press and J-22912-01 , remove the reverse gear spline and 1st gear as a unit (2).

  10. Object Number: 1954242  Size: SH
  11. Remove the reverse gear spline (1) from the counter shaft.
  12. Remove the 1st gear (2) from the counter shaft.
  13. Remove the 1st gear bearing (3) from the counter shaft.

  14. Object Number: 1954244  Size: SH
  15. Remove the 1st gear synchronizer inner cone (1) from the counter shaft.
  16. Remove the 1st gear synchronizer outer cone (2) from the counter shaft.
  17. Remove the 1st gear outer blocking ring (3) from the counter shaft.

  18. Object Number: 1954246  Size: SH
  19. Remove the 2nd gear assembly to counter shaft snap ring (1) and discard.
  20. Discard the snap ring.


    Object Number: 1954247  Size: SH

    Important: Place the edge of gear on press plate.

  21. Using a hydraulic press, remove the 2nd gear and the 1-2 synchronizer assembly  (2) as a unit.

  22. Object Number: 1954248  Size: SH
  23. Remove the following components from the counter shaft as an assembly:
  24. • The 1st/2nd gear synchronizer sleeve (2)
    • The 2nd gear outer blocking ring (3)
    • The 2nd gear synchronizer outer cone (4)
    • The 2nd gear synchronizer inner cone (5)
    • The 2nd gear (6)
    • The 2nd gear bearing (1)