GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 29369-2 Bushing/Universal Remover
    • J 4972-4 Output Shaft Needle Bearing Installer

    Object Number: 934590  Size: SH
  1. Remove the 3 bolts from the bracket (1).
  2. Remove the bracket (1).

  3. Object Number: 934594  Size: SH
  4. Remove the drain plug (1).

  5. Object Number: 978092  Size: SH
  6. Remove the fill plug (1) and drain the fluid.

  7. Object Number: 850522  Size: SH
  8. Remove all bolts (2) from the side cover (1).
  9. Use the pry point relief slots to remove the cover.

  10. Object Number: 850523  Size: SH
  11. Remove the carrier assembly (1) from the housing.

  12. Object Number: 857935  Size: SH

    Important: Perform this step only if the bearing needs to be replaced. Do not use the old bearing again.

  13. Using J 29369-2 and a slide hammer, remove the stub shaft inner bearing (1) from carrier bore. OTC 8007 adaptors may be needed to assist in the removal.

  14. Object Number: 857936  Size: SH
  15. Using J 4972-4 and a driver, install the axle shaft bearing (1) to the carrier until the bearing seats.

  16. Object Number: 850510  Size: SH

    Important: Do not use motor-powered tools to clean surfaces.

  17. Clean the carrier assembly housing sealing surface (1) with solvent and scrape it clean with a razor blade.

  18. Object Number: 850512  Size: SH
  19. Clean the cover sealing surface (1) with solvent and scrape it clean with a razor blade.

  20. Object Number: 850523  Size: SH

    Important: Grease the seal lips in order to protect the seal and to ease in assembly.

  21. Install the carrier assembly (1) to the housing.

  22. Object Number: 934846  Size: SH

    Important: Do not apply excess sealer. Excess sealer could cause premature failure.

  23. Apply a 2-3 mm (0.8-0.12 in) amount of sealer Saturn P/N 1052943 or equivalent to the housing (1).

  24. Object Number: 934818  Size: SH

    Important: Grease the seal lips in order to protect the seal and to ease in assembly. Coat the bolt threads with sealant Saturn P/N 12345382.

  25. Install the side cover (1) and bolts (2 and 3) to the housing.
  26. There is not a specific tightening sequence, but the bolts with dowel pins should be tightened first, and alternate the others from side to side.

    Tighten
    Tighten the side cover bolts to 37 N·m (27 lb ft).

  27. Install the drain plug. Apply sealant Saturn P/N 21485278 to the threads.
  28. Tighten
    Tighten the drain plug 24 N·m (18 lb ft).

  29. Fill the transfer case with fluid, after it is installed in the vehicle, to the bottom of the fill plug hole, or 540 ml (18.2 oz).
  30. Install the fill plug. Apply sealant Saturn P/N 21005994 to the threads.
  31. Tighten
    Tighten the fill plug 15 N·m (11 lb ft).