GM Service Manual Online
For 1990-2009 cars only

Rear Brake Caliper Replacement JL9


Object Number: 1656928  Size: MF

Callout

Component Name

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

Caution: Refer to Brake Fluid Irritant Caution in the Preface section.

Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in the Preface section.

Preliminary Procedures

  1. Remove the tire and wheel. Refer to Tire and Wheel Removal and Installation .
  2. Remove the brake hose from the caliper. Refer to Rear Brake Hose Replacement .
  3. Disconnect the park brake cable from the caliper. Refer to Parking Brake Rear Cable Replacement - Left Side or Parking Brake Rear Cable Replacement - Right Side .

1

Guide Pin Bolt (Qty: 2)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
34 N·m (25 lb ft)

Important: Install a open end wrench to hold the caliper guide pin in line with the brake caliper while removing or installing the caliper guide pin bolt. DO NOT allow the open end wrench to come in contact with the brake caliper.

Tip
Hold the brake caliper guide pin stationary when removing or installing the guide pin bolt.

2

Brake Caliper

Tip

  1. Remove the caliper bolt and gaskets. DO NOT reuse the gaskets, replace with NEW.
  2. Cap or plug the brake hose to prevent the brake system from becoming contaminated and fluid leakage.
  3. Bleed the brake system. Refer to Hydraulic Brake System Bleeding .
  4. With the engine OFF, gradually apply the brake pedal to approximately 2/3  of its travel distance.
  5. Slowly release the brake pedal.
  6. Wait 15 seconds, then repeat steps 4-5 until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and brake pads.
  7. Fill the master cylinder reservoir to the proper level. Refer to Master Cylinder Reservoir Filling .
  8. Burnish the pads and rotors. Refer to Brake Pad and Rotor Burnishing .

Rear Brake Caliper Replacement J55


Object Number: 1663184  Size: SF

Callout

Component Name

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

Caution: Refer to Brake Fluid Irritant Caution in the Preface section.

Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in the Preface section.

Preliminary Procedure

  1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .
  2. Remove the tire and wheels. Refer to Tire and Wheel Removal and Installation .
  3. Remove the brake hose from the brake caliper. Refer to Front Brake Hose Replacement .

1

Guide Pin Bolt (Qty: 2)

Notice: Refer to Fastener Notice in the Preface section.

Tighten
63 N·m (46 lb ft)

2

Brake Caliper

Notice: Refer to Brake Caliper Supporting to Prevent Hose Damage Notice in the Preface section.

Tip

    • If removing the caliper to service the brake system, support the caliper with mechanics wire or a hook. DO NOT allow the caliper to hang by the brake hose.
    • Cap or plug the brake hose to prevent the brake system to become contaminated and brake fluid leakage.
    • Use a wheel nut to hold the rotor in place if removing the brake caliper.
    • Bleed the brake system. Refer to Hydraulic Brake System Bleeding .