GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 2619-01 Slide Hammer W 1/2 x 13 Adapter
    • J 8092 Universal Driver Handle 3/4 x 10 inch
    • J 21128 Axle Pinion Oil Seal Installer
    • J 23690 Axle Bearing Installer
    • J 44685 Rear Axle Seal and Bearing Remover
    • J 45857 VSES Wheel Bearing Remover

Removal Procedure

  1. Raise and support 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. Object Number: 889095  Size: SH

    Note: If the vehicle is equipped with VSES, proceed to step 5

  6. Using the J 44685 remover  (1)  and the J 2619-01 hammer  (2), remove the rear axle shaft seal.
  7. Using the J 45857 remover  (1) and the J 2619-01 hammer  (2), remove the rear axle shaft seal, bearing and the wheel speed sensor reluctor ring, if equipped.

Installation Procedure

  1. Install the rear wheel speed sensor reluctor ring, if equipped.
  2. • For vehicles with the HP2 (Hybrid) option, refer to Rear Wheel Speed Sensor Ring Replacement.
    • For vehicles that are NON-Hybrid less than 3900 kg (8600 lbs) GVW, refer to Rear Wheel Speed Sensor Ring Replacement.
    • For vehicles that are NON-Hybrid greater than/equal to 3900 kg (8600 lbs) GVW, refer to Rear Wheel Speed Sensor Ring Replacement

    Object Number: 695758  Size: SH

    Note: Ensure that the axle shaft bearing is fully seated in the rear axle shaft housing.

  3. Using the J 23690 installer  (1) and the J 8092 driver  (2), install the axle shaft bearing.

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