Disc Parking Brake Adjustment
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
- Apply and fully release the parking brake 6 times. Verify that the parking brake pedal releases completely. Turn ON the ignition. Verify that the BRAKE indicator lamp is off. If the BRAKE indicator lamp is on, ensure that the parking brake pedal is in release mode and fully returned to stop. Remove the slack in the front parking brake cable by pulling downward on the cable.
- Raise and suitably support the vehicle. Remove the rear wheels and tires. Remove both rear caliper bracket bolts. Remove brake caliper and bracket as one assembly. Do not disconnect the brake hose from the caliper. Support the assembly with mechanic's wire, or equivalent. Remove rear brake rotor.
- Set the Drum-to-Brake Shoe Clearance Gage (J-21177-A) inside of the park brake drum at the widest point. Place the contacts on the tool to the widest point of the drum. Tighten the set screw on the tool to ensure the proper measurement when removing the tool from the drum.
- Position the Drum-to-Brake Shoe Clearance Gage over the park brake shoe at the widest point. Turn the adjuster on the actuator until the park brake shoe just contacts the Drum-to-Brake Shoe Clearance Gage.
- Repeat steps for the opposite side.
- Install both rear brake rotors. See REAR BRAKE ROTOR under REMOVAL & INSTALLATION.
- Install both rear caliper brackets. See REAR BRAKE CALIPER BRACKET under REMOVAL & INSTALLATION.
- Clean and visually inspect threads of the caliper bracket bolts and mounting holes in the knuckle. Apply THREADLOCKER, GM P/N 12345493 (Canadian P/N 10953488), or equivalent to the threads of the brake caliper bracket bolts
- Install the caliper bracket bolts and tighten to specifications. See TORQUE SPECIFICATIONS .
- Install the rear wheels and tires. See TORQUE SPECIFICATIONS .