GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 36513 Gear and Bearing Separator Plate
    • J 44383 Countershaft Bearing Installer

    Object Number: 634462  Size: SH
  1. Press off the 1st gear assembly and the 2nd gear assembly as a unit, from the intermediate shaft using the J 36513  (1), the J 44383  (2) and a hydraulic press.

  2. Object Number: 513936  Size: SH
  3. Put the 1st gear assembly and the 2nd gear assembly, as a unit, on the bench.
  4. Remove the thrust washer (1).
  5. Remove the roller bearing (2).
  6. Remove the 1st gear (3).
  7. Remove the roller bearing (4).
  8. Remove the bearing collar (5).
  9. Remove the thrust washer (6).

  10. Object Number: 513943  Size: SH
  11. Remove the 1st gear inner cone (1).
  12. Remove the 1st gear blocking ring (2).
  13. Remove the 1st gear outer cone (3).
  14. Remove the 1st/2nd synchronizer assembly (4).

  15. Object Number: 513949  Size: SH
  16. Remove the 2nd gear outer cone (1).
  17. Remove the 2nd gear blocking ring (2).
  18. Remove the 2nd gear inner cone (3).
  19. Remove the 2nd gear.

  20. Object Number: 513955  Size: SH
  21. Remove the caged needle bearings from the intermediate shaft.