GM Service Manual Online
For 1990-2009 cars only

    Object Number: 1969149  Size: SH
  1. Place the transmission on a workbench.

  2. Object Number: 1969150  Size: SH
  3. Remove the 4 screws from the shift tower.

  4. Object Number: 1969152  Size: SH
  5. Remove the shift tower.

  6. Object Number: 1969153  Size: SH
  7. Remove the breather support screw.

  8. Object Number: 1969155  Size: SH
  9. Using a 1/2 socket, remove the 10 screws from the control cover.

  10. Object Number: 1969157  Size: SH
  11. Lift the control cover.
  12. It may help to use a flat-head screwdriver.


    Object Number: 1969158  Size: SH
  13. Place the control cover on a workbench.
  14. Remove the 3 screws from the retaining support plate on the block.

  15. Object Number: 1969159  Size: SH
  16. Using a magnet, remove the block pins.

  17. Object Number: 1969160  Size: SH
  18. Remove the pins and the lock.

  19. Object Number: 1969161  Size: SH
  20. Remove the 2 screws from the retaining plate.

  21. Object Number: 1969162  Size: SH
  22. Remove the 5th gear, reverse shaft, and fork assembly.

  23. Object Number: 1969163  Size: SH
  24. Remove the rest of the assembly with the shafts, forks and stops.

  25. Object Number: 1969164  Size: SH
  26. Be careful not to lose the 3 spheres and the 3 springs.

  27. Object Number: 1969165  Size: SH
  28. Arrange the inserts.

  29. Object Number: 1969166  Size: SH
  30. Using a punch and a hammer, remove the fork pin and fork, if necessary.

  31. Object Number: 1969167  Size: SH
  32. Remove the fork inserts if they are worn or scored. It may help to use a flat-head screwdriver.

  33. Object Number: 1969168  Size: SH
  34. Remove the 3rd and 4th gear stop.

  35. Object Number: 1969169  Size: SH
  36. Remove the 1st and 2nd gear stop.

  37. Object Number: 1969170  Size: SH
  38. Using a punch and a hammer, remove the fork pin and the fork, if necessary.

  39. Object Number: 1969171  Size: SH
  40. Remove the fork inserts if they are worn or have jagged edges.

  41. Object Number: 1969172  Size: SH
  42. Using a punch and a hammer, remove the fork pin and the fork, if necessary.

  43. Object Number: 1969173  Size: SH
  44. Remove the fork inserts if they are worn or have jagged edges.