GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1969210  Size: SH
  1. Use a flange or other tool to position the main shaft assembly vertically.

  2. Object Number: 1969148  Size: SH
  3. Install the reverse clutch taper.

  4. Object Number: 1969147  Size: SH
  5. Using locking pliers, position the clutch taper snap ring.

  6. Object Number: 1969146  Size: SH
  7. Install the lubricated reverse gear synchronizer ring.

  8. Object Number: 1969145  Size: SH
  9. Install the reverse gear roller cage.

  10. Object Number: 1969144  Size: SH
  11. Install the reverse gear and synchronizer.
  12. Turn the reverse gear and synchronizer in order to seat them into the insert grooves.

  13. Object Number: 1969142  Size: SH
  14. Install the pulley sphere for the reverse gear.

  15. Object Number: 1969141  Size: SH
  16. Install the reverse gear push pulley.

  17. Object Number: 1969211  Size: SH
  18. Using a driving tool or a hydraulic press, install the bearing.

  19. Object Number: 1969212  Size: SH
  20. Install the 5th gear onto the main shaft.

  21. Object Number: 1969214  Size: SH
  22. Using a drive tool or a hydraulic press, seat the 5th gear into position.

  23. Object Number: 1969138  Size: SH
  24. Install the reverse gear drive pulley.

  25. Object Number: 1969135  Size: SH
  26. Install the 1st gear onto the main shaft.

  27. Object Number: 1969132  Size: SH
  28. Install the 1st gear interior taper.

  29. Object Number: 1969131  Size: SH
  30. Install the intermediate ring and the synchronizer ring.

  31. Object Number: 1969129  Size: SH
  32. Install the 1st and 2nd gear synchronizer assembly.
  33. Turn the 1st and 2nd gear synchronizer assembly in order to seat the insert grooves.

  34. Object Number: 1969215  Size: SH
  35. Using a driving tool, seat the 1st and 2nd gear synchronization assembly.

  36. Object Number: 1969126  Size: SH
  37. Using locking pliers, install the synchronizer hammer snap ring.

  38. Object Number: 1969125  Size: SH
  39. Install the lubricated 2nd gear synchronization ring, and position the insert grooves.

  40. Object Number: 1969124  Size: SH
  41. Install the 2nd gear roller cage.

  42. Object Number: 1969216  Size: SH
  43. Install the 2nd gear onto the main shaft.

  44. Object Number: 1969217  Size: SH
  45. Install the 2nd gear pulley sphere.

  46. Object Number: 1969218  Size: SH
  47. Install the 2nd gear push pulley onto the main shaft.

  48. Object Number: 1969220  Size: SH
  49. Install the 3rd gear hub onto the main shaft.

  50. Object Number: 1969221  Size: SH
  51. Using a driving tool or a hydraulic press, install the 3rd gear hub.

  52. Object Number: 1969122  Size: SH
  53. Install the 3rd gear roller cage onto the main shaft.

  54. Object Number: 1969121  Size: SH
  55. Install the 3rd gear onto the main shaft.

  56. Object Number: 1969120  Size: SH
  57. Install the lubricated 3rd gear synchronizer ring.

  58. Object Number: 1969119  Size: SH
  59. Install the 3rd and 4th gear synchronizer assembly.
  60. Turn the 3rd and 4th gear synchronizer assembly in order to seat the insert grooves.

  61. Object Number: 1969118  Size: SH
  62. Install the pulley track and push bearing.

  63. Object Number: 1969116  Size: SH
  64. Install the synchronization ring and the drive shaft clutch ring.