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. Mark (index) the relationship of the wheel to the axle flange.
  3. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  4. Index the relationship of the drum to the axle flange.
  5. Remove the brake drum. Complete the following steps if difficulty is encountered when removing the brake drum:
  6. 5.1. Remove the retainer clips.
    5.2. Verify that the parking brake is released.
    5.3. Apply a small amount of penetrating oil around the drum pilot hole. Use a rubber mallet in order to tap gently on the outer rim of the drum and/or around the inner drum diameter by the spindle. Do not use excessive force, which may deform the drum.

Installation Procedure

  1. Install the brake drum. Align the marks made during the brake drum removal.
  2. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.
  3. Lower the vehicle.