GM Service Manual Online
For 1990-2009 cars only

Rear Axle Shaft Seal and/or Bearing Replacement 8.6, 9.5 LD Axles

Tools Required

    • J 8092 Universal Driver Handle - 3/4 in - 10
    • J 21128 Axle Pinion Oil Seal Installer
    • J 23690 Bearing Installer
    • J 2619-01 Slide Hammer
    • J 45857 Tone Wheel and/or Bearing Remover

Removal Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  3. Remove the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement .
  4. Remove the axle shaft. Refer to Rear Axle Shaft Replacement .
  5. To remove the seal only, use a suitable seal remover.

  6. Object Number: 889095  Size: SH
  7. To remove the axle shaft seal and the bearing together from the axle housing, use the J 45857  (1) and the J 2619-01  (2).

Installation Procedure


    Object Number: 695758  Size: SH
  1. Install the axle shaft bearing using the J 23690  (1) and the J 8092  (2).
  2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.

  3. Object Number: 885624  Size: SH
  4. Install the axle shaft seal using the J 21128 .
  5. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
  6. Install the axle shaft. Refer to Rear Axle Shaft Replacement .
  7. Install the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement .
  8. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  9. Fill the rear axle. Refer to Rear Axle Lubricant Replacement .
  10. Lower the vehicle.