GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

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

  3. Object Number: 2027655  Size: SH

    Caution: 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.

    Note: Remove and discard the brake caliper pin bolts

  4. Remove the brake caliper (2) from the brake caliper bracket (3) and support the brake caliper 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.
  5. Remove the brake pads (1) from the brake caliper bracket (3).
  6. Remove the brake pad retainers (2) from the brake caliper bracket.

  7. Object Number: 2027665  Size: SH

    Note: Discard the brake caliper bracket bolts

  8. Remove the brake caliper bracket bolts (1).
  9. Remove the rear brake caliper bracket.
  10. Inspect the brake mounting and hardware. Refer to Rear Disc Brake Hardware Replacement.
  11. Inspect the brake caliper bracket.
  12. Replace the brake caliper bracket if cracked or damaged.

Installation Procedure


    Object Number: 2027665  Size: SH
  1. Install the brake caliper bracket.
  2. Caution: Refer to Fastener Caution in the Preface section.

    Caution: 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 NEW brake caliper mounting bracket bolts (1) and tighten to 90 N·m (67 lb in) 90 N·m(67 lb in) + 60° with EN 45059 meter.

  4. Object Number: 2027655  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.
  7. Install the brake caliper. Refer to Rear Brake Caliper Replacement.
  8. Install the rear tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
  9. Lower the vehicle.
  10. Pump the brake pedal 2-3 times in order to seat the rear disc brake pads to the rotor.