Q: How to replace the rear brake backing plate on Chevrolet Colorado?
A: The first step to replace the rear Brake Backing Plate requires raising and supporting the vehicle. Detach the park brake cable from the rear Brake Backing Plate while you remove the rear Wheel Speed Sensor. The second stage requires Wheel Cylinder and rear Axle Shaft removal from the vehicle components. Extract the rear Brake Backing Plate bolts followed by removing the rear Brake Backing Plate itself. Begin installation by mounting the rear Brake Backing Plate then tighten the rear Brake Backing Plate bolts to 135 nm (100 lb ft). Begin by installing the rear Axle Shaft then install the Wheel Cylinder. The installation process ends by connecting the park brake cable to the rear Brake Backing Plate followed by reinstallation of the rear Wheel Speed Sensor.
Q: How to replace the drum brake backing plate on Chevrolet Malibu?
A: Before replacing the drum Brake Backing Plate start by taking off the Brake Drum while observing brake dust protocols. Position a jack stand or appropriate support fixture under the lower Control Arm before removing the brake shoes together with the universal spring. Detach abs wheel speed sensor connector and upper Control Arm Bolt before positioning the arm so it created a safe distance from brake hose to Wheel Cylinder linkage. Use 2 copper gaskets to remove the brake hose banjo bolt then apply caps or plugs to protect the exposed brake hose from leaking while preventing contamination. Take out the bolts securing the Wheel Cylinder to the backing plate assembly to remove the Wheel Cylinder from its location. You must disconnect the park brake cable from both the park brake lever and backing plate through pulling open the locking tabs. Secure the Wheel Bearing, backing plate assembly, and spacer plate to the knuckle by removing the 4 nuts before separating the assembly. Take the plugs off of the backing plate assembly. Installation begins by inserting backing plate plugs into the new assembly before mounting the Wheel Bearing and backing plate assembly and spacer plate onto the knuckle using 4 nuts torqued to 47 ft. Lbs (63 Nm). Connect the park brake cable to the backing plate assembly until two locking tabs engage before fixing it to the park brake lever. Install the Wheel Cylinder onto the backing plate assembly before tightening its mounting bolts to 10 nm (89 inch lbs.). Seal the brake hose end by replacing the cap or plug followed by installing the brake hose banjo bolt and two new copper gaskets. Tighten the banjo bolt to 50 nm (37 ft. Lbs.). Install the upper Control Arm Bolt followed by the nut before tightening it to 180 nm (133 ft. Lbs.) when abs is present. Replace the universal spring and brake shoes before removing the lower Control Arm assembly support fixture and jack stand. The mechanic will need to adjust the drum brakes followed by installing the Brake Drum while performing brake hydraulic system bleeding and lowering the vehicle for rear alignment inspection.
Q: How to replace the disc brake backing plate on Chevrolet Tahoe?
A: Start the backing plate replacement by loosening the parking brake and elevating the vehicle. Take the tire off and remove the wheel unit before taking the caliper with its mounting bracket as one piece. Release park brake cable tension by unscrewing the equalizer nut and separate the cable from the lever and bracket through its locking tabs. Remove both the rotor and Axle Shaft before proceeding to take out the Parking Brake Shoe. Disassemble the backing plate bolts and pull off the backing plate from the axle housing flange. After preparing the threads with brake parts cleaner apply threadlock gm p/n 12345493 or red loctite (TM) #272 product and fasten the new backing plate to the axle housing flange with proper torque of 135 n.m (100 lb ft). Fit back the Parking Brake Shoe and set it to required position. Put on the Axle Shaft and rotor then attach the park brake cable back to its mounting bracket and lever. Tighten the equalizing nut to 3.5 nm (31 lb in) when complete. Completing the process means you reinstall the caliper along its mount while placing back the tire and wheel combo then take safety stands off and lower down your vehicle while readjusting the park brake cable.