GM Service Manual Online
For 1990-2009 cars only

    Object Number: 801877  Size: SH
  1. Inspect the outer race and input shaft for the following:
  2. • Worn or damaged splines
    • Scoring inside the diameter of the race
    • Wear or cracks
  3. Inspect the sprag elements for flat spots.
  4. Inspect the cage for distortion or broken ribbon tabs.
  5. Inspect the inner bearing for cracks.

  6. Object Number: 801875  Size: SH
  7. Install the inner roller bearing (456).
  8. Install the new inner race thrust ring (455).

  9. Object Number: 801874  Size: SH
  10. Install the outer race washer (458) onto the outer race (459).
  11. Install the retaining rings (460) and the forward clutch sprag (461) onto the outer race (459).
  12. Install the sprag assembly (460, 461, 459) onto the sun gear shaft (457).

  13. Object Number: 801879  Size: SH
  14. Check that the forward clutch sprag rotation freewheels and locks up in the correct direction.

  15. Object Number: 801810  Size: SH
  16. Install the input sun gear shaft (8) into the case.