GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 42450-A Hub Cleaning Kit

Removal Procedure

Caution: Refer to Brake Dust Caution in the Preface section.


    Object Number: 479659  Size: SH
  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 caliper bracket. Refer to Rear Brake Caliper Bracket Replacement .
  4. Remove the brake rotor (1).

  5. Object Number: 409878  Size: SH
  6. Using the J 42450-A clean the metal contact surfaces between the brake rotor and the hub bearing flange.

Installation Procedure


    Object Number: 479659  Size: SH
  1. Install the brake rotor (1).
  2. Install the caliper bracket. Refer to Rear Brake Caliper Bracket Replacement .
  3. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  4. Lower the vehicle.