GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise and support 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 brake drum. Refer to Brake Drum Replacement in Drum Brakes.

  4. Object Number: 890721  Size: SH
  5. Remove the plug from the drum brake actuator access hole in the backing plate. Using the access hole, install a support (1) for the brake backing plate.
  6. Disconnect the electrical connector (2) from the wheel speed sensor, if equipped with ABS.
  7. Remove the wheel bearing/hub assembly mounting nuts (3).

  8. Object Number: 890719  Size: SH
  9. Remove the wheel bearing/hub assembly from the rear axle assembly and brake backing plate.

Installation Procedure


    Object Number: 890719  Size: SH
  1. Install the wheel bearing/hub assembly to the brake backing plate and the rear axle assembly.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 890721  Size: SH
  3. Install the wheel bearing/hub assembly mounting nuts (3) to the axle assembly. Tighten the nuts evenly, in a cross-pattern.
  4. Tighten
    Tighten the nuts to 50 N·m (37 lb ft) + 30 degrees.

  5. Connect the electrical connector (2) to the wheel speed sensor, if equipped with ABS.
  6. Remove the support (1) from the brake backing plate.
  7. Install the plug to the drum brake actuator access hole in the backing plate.
  8. Install the brake drum. Refer to Brake Drum Replacement in Drum Brakes.
  9. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  10. Lower the vehicle.