GM Service Manual Online
For 1990-2009 cars only

Tool Required

J 36850 Assembly Lubricant (or equivalent)


    Object Number: 1833143  Size: SH
  1. Inspect the thrust bearings (671, 674, 676) for the following:
  2. • A damaged cage
    • Damaged or missing rollers
  3. Inspect the reaction carrier assembly (675) for the following:
  4. • Damage to the pinion teeth
    • Damage to the internal gear teeth
  5. Inspect the input carrier assembly (672) for the following:
  6. • Damage to the pinion teeth
    • Damage to the spline teeth

    Object Number: 214414  Size: SH
  7. Install the reaction carrier/sun gear thrust bearing (676) into the reaction carrier assembly (675). Use J 36850 or equivalent in order to retain the bearing.
  8. Install the reaction carrier assembly (675) into the case and rotate the carrier so that the pinions engage the reaction sun gear.

  9. Object Number: 1833144  Size: SH
  10. Install the input/reaction carrier thrust bearing (674) into the input carrier assembly (672). Use J 36850 or equivalent in order to retain the bearing.
  11. Install the input carrier/reaction carrier lube dam (673) into the input carrier assembly (672). Use J 36850 or equivalent in order to retain the lube dam.
  12. Insert the input carrier assembly (672) into the case and rotate the carrier so that the pinions engage the reaction carrier internal gear.