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.
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HOMESERVICE MANUALSCHEVROLET2012COLORADO 2WD L4-2.9LREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLDRUM BRAKE SYSTEMBACKING PLATESERVICE AND REPAIR
2012 Chevrolet Colorado 2WD L4-2.9L
Backing Plate: Service and Repair
2012 Chevrolet Colorado 2WD L4-2.9LSECTION Service and Repair
Rear Brake Backing Plate Replacement
Removal Procedure
1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle Service and Repair.
2. Remove the rear wheel speed sensor. Refer to Rear Wheel Speed Sensor Replacement Rear Wheel Speed Sensor Replacement.
3. Remove the park brake cable from the rear brake backing plate. Refer to Parking Brake Rear Cable Replacement - Left Side Parking Brake Rear Cable Replacement - Left Side or Parking Brake Rear Cable Replacement - Right Side Parking Brake Rear Cable Replacement - Right Side.
4. Remove the wheel cylinder. Refer to Rear Brake Cylinder Replacement Service and Repair.
5. Remove the rear axle shaft. Refer to Rear Axle Shaft Replacement Service and Repair.
6. Remove the rear brake backing plate bolts (1).
7. Remove the rear brake backing plate (1).
Installation Procedure
1. Install the rear brake backing plate (1).
Caution: Refer to Fastener Caution Fastener Caution.
2. Install the rear brake backing plate bolts (1) and tighten to 135 Nm (100 lb ft).
3. Install the rear axle shaft. Refer to Rear Axle Shaft Replacement Service and Repair.
4. Install the wheel cylinder. Refer to Rear Brake Cylinder Replacement Service and Repair.
5. Install the park brake cable to the rear brake backing plate. Refer to Parking Brake Rear Cable Replacement - Left Side Parking Brake Rear Cable Replacement - Left Side or Parking Brake Rear Cable Replacement - Right Side Parking Brake Rear Cable Replacement - Right Side.
6. Install the rear wheel speed sensor. Refer to Rear Wheel Speed Sensor Replacement Rear Wheel Speed Sensor Replacement.
RENDER: 1.0x
NO RELATED
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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.