GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • DT-47595 Bearing Cup Remover
    • J 24433 Pinion Inner Race and Side Bearing Installer
    • J 45008 Getrag Axle Bearing Race Remover

    Object Number: 777522  Size: SH
  1. Remove the bearing carrier bolts from the drive pinion cover.

  2. Object Number: 777519  Size: SH
  3. Using on sale heating blower (select J 25070 blower) to heat around the drive pinion bearing cover to remove the drive pinion.
  4. Screw the 2 bolts into the twist forcing screw holes (1) and (2).
  5. Install the 2 bolts equally to push out the drive pinion bearing cover assembly.

  6. Object Number: 777524  Size: SH

    Important: Mark or tag the shims for reassembly.

  7. Remove the drive pinion cover assembly (1), shims (2) and O-ring seal (3) from the differential housing.

  8. Object Number: 777526  Size: SH
  9. Remove the 8 case cover bolts (6).
  10. Using the carrier cover tabs (4, 5, 7), remove the carrier cover (3) from the differential carrier (1).
  11. Remove the O-ring seal (2) from the differential carrier cover (3).

  12. Object Number: 777529  Size: SH
  13. Remove the differential assembly (2) from the differential carrier (2).

  14. Object Number: 2040436  Size: SH
  15. Using the hammer (3) and open wrench (2), gently pry out the output shaft seal (1).

  16. Object Number: 2040438  Size: SH
  17. Install J 45008  (1) to the housing.
  18. Important: Mark or tag on the shim and bearing race cover.

  19. Place J 24433 against the J 45008  (1) and press out bearing race.

  20. Object Number: 777536  Size: SH
  21. Remove the axle oil seal from the differential case using J 24433 and hammer and press out the oil seal.

  22. Object Number: 777537  Size: SH
  23. 14. Install J 45008  (2) to the behind of the bearing race (3).
  24. Important: Mark or tag the shim and the bearing race bracket.

  25. Place the differential case in a press.
  26. Place J 24433  (1) against J 45008  (2) and press out the bearing race.