GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .

  3. Object Number: 1334846  Size: SH
  4. Loosen the upper control arm bolt and position the bolt forward as shown.

  5. Object Number: 178630  Size: SH

    Notice: Support the brake caliper with heavy mechanic wire, or equivalent, whenever it is separated from its mount and the hydraulic flexible brake hose is still connected. Failure to support the caliper in this manner will cause the flexible brake hose to bear the weight of the caliper, which may cause damage to the brake hose and in turn may cause a brake fluid leak.

  6. Remove the brake caliper (2) from the brake caliper bracket (3) and support the brake caliper (2) with heavy mechanic's wire (1), or equivalent. Do NOT disconnect the hydraulic brake flexible hose from the caliper. Refer to Rear Brake Caliper Replacement .

  7. Object Number: 1335587  Size: SH
  8. Remove the brake pads from the brake caliper bracket.
  9. Remove the brake pad retainers from the brake caliper bracket.

  10. Object Number: 1334850  Size: SH
  11. With the upper control arm bolt/nut (1) positioned forward remove the brake caliper bracket bolts (2).
  12. Remove the rear brake caliper bracket.
  13. Inspect the brake mounting and hardware. Refer to Rear Disc Brake Hardware Replacement .
  14. Inspect the brake caliper bracket.
  15. Replace the brake caliper bracket if cracked or damaged.

Installation Procedure


    Object Number: 1334850  Size: SH
  1. Install the brake caliper bracket.
  2. Notice: Refer to Fastener Notice in the Preface section.

    Notice: This is a self-retaining fastener joint that does not require thread locking compounds. Do not attempt to clean the threads with a standard tap. If a standard tap is used, damage to the joint threads will occur.

  3. Install the brake caliper mounting bracket bolts (2).
  4. Tighten
    Tighten the brake caliper mounting bracket bolts to 115 N·m (85 lb ft).


    Object Number: 1335587  Size: SH
  5. Install the brake pad retainers (2) to the brake caliper bracket (3).
  6. Install the brake pads (1) to the brake caliper bracket (3).
  7. Install the brake caliper. Refer to Rear Brake Caliper Replacement .

  8. Object Number: 1334846  Size: SH
  9. Tighten the upper control arm bolt.
  10. Tighten
    Tighten the upper control arm bolt to 180 N·m (133 lb ft).

  11. Install the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
  12. Lower the vehicle.
  13. Pump the brake pedal 2-3 times in order to seat the rear disc brake pads to the rotor.