GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Astro - 4WD 🢒 Brakes 🢒 Hydraulic Brakes 🢒 Rear Axle Shaft Seal and/or Bearing Replacement

Tools Required

    • J 8092 Universal Driver Handle - ¾ in - 10
    • J 23771 Axle Shaft Seal Installer
    • J 34794 Bearing Installer
    • J 2619-01 Slide Hammer
    • J 44685 Rear Axle Seal and Bearing Remover

Removal Procedure
  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  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: 707827 Size: SH
  5. Remove the axle shaft seal and the bearing from the axle housing using the J 44685  (1) and the J 2619-01  (2).

Installation Procedure

    Object Number: 695758 Size: SH
  1. Install the axle shaft bearing using the J 34794  (1) and the J 8092  (2).

    2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.


    Object Number: 695762 Size: SH
  2. Install the axle shaft seal using the J 23771 .

    3. Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.

  3. Install the axle shaft. Refer to Rear Axle Shaft Replacement .
  4. Install the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement .
  5. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  6. Fill the rear axle. Use the proper fluid. Refer to Approximate Fluid Capacities and Fluid and Lubricant Recommendations in Maintenance and Lubrication.
  7. Lower the vehicle.