Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Installation Procedure
Ensure the rear brake caliper guide pin caps (1) are in good condition and firmly seated on the rear brake caliper body.
Replace any missing or damaged rear brake caliper guide pin caps.
- Without disengaging the rear brake caliper from the rear brake caliper guide pins, inspect the brake caliper hardware. Rear Disc Brake Mounting and Hardware Inspection (With Single Rear Wheel) Rear Disc Brake Mounting and Hardware Inspection (With Dual Rear Wheel)
Rear Disc Brake Pad Retainer Spring(1) - Install[4x]
Rear Disc Brake Inner Pad(1) - Install
- Rear Disc Brake Outer Pad(2) - Install
- Prepare the rear brake caliper bracket bolts and the rear axle threaded holes for assembly.
- Clean the rear brake caliper bracket bolts of any threadlocking residue
- Clean the rear axle threaded holes of any threadlocking residue with denatured alcohol and allow to dry
- Apply threadlocker to 2/3 of the threaded length of the brake caliper bracket bolt. Adhesives, Fluids, Lubricants, and Sealers
- Allow the threadlocker to cure approximately 10 minutes before assembly.
Position the rear brake caliper and bracket assembly (1) to the rear axle.
- CAUTION:
Rear Brake Caliper Bracket Bolt(1) - Install and tighten[2x]300 N.m (221 lb ft)
- Install the rear tire and wheel assemblies. Tire and Wheel Removal and Installation (Without Dual Rear Wheels)Tire and Wheel Removal and Installation (With Dual Rear Wheels)
- Remove the support and lower the vehicle.
- With the engine OFF, gradually apply the brake pedal to approximately 2/3 of its travel distance.
- Slowly release the brake pedal.
- Wait 15 seconds, then repeat steps 9-10 until a firm brake pedal is obtained. This will properly seat the brake caliper pistons and brake pads.
- Fill the brake master cylinder reservoir to the maximum-full level with GM approved brake fluid from a clean, sealed brake fluid container. Brake Master Cylinder Reservoir Filling
- Burnish the brake pads and rotors. Brake Pad and Rotor Burnishing
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.