GM Service Manual Online
For 1990-2009 cars only

For on-vehicle service of nondemountable rear brake drums, refer to Hub and Drum Assembly Replacement in Rear Axle.

Removal Procedure

  1. Raise the vehicle. Support the vehicle with suitable safety stands. Refer to Lifting and Jacking the Vehicle in General Information.
  2. Remove the tire and the wheel assembly from the vehicle. Refer to Tire and Wheel Removal and Installation in Tires and Wheels.

  3. Object Number: 159798  Size: SH
  4. Install the pin into the park brake lever. Refer to Park Brake Cable Service/Adjustment in Parking Brake.
  5. Mark the relationship of the rear brake drum to the axle for reference.
  6. Remove the rear brake drum retainers if present.
  7. Remove the rear brake drum from the vehicle.

Installation Procedure


    Object Number: 159798  Size: SH
  1. Locate the relationship mark and install the brake drum to the axle.
  2. Install the rear brake drum retainers if necessary.
  3. Remove the pin from the park brake lever. Refer to Park Brake Cable Service/Adjustment in Parking Brake.
  4. Install the tire and the wheel. Refer to in Tires Tire and Wheel Removal and Installation in Wheels.
  5. Adjust the rear brakes. Refer to Drum Brake Adjustment .
  6. Remove the safety stands. Lower the vehicle.