GMC 88935980 Brake Kit,Rear Parking

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To begin, loosen the wheel lug nuts and raise the rear of the vehicle, securely supporting it on jackstands. Block the front wheels to prevent the vehicle from rolling. Remove the rear wheels and then the brake drum. If the drum is stuck due to corrosion, apply penetrating oil and tap around the studs and flange to break it loose. If the drum is locked onto the shoes, use a screwdriver to push the actuator lever off the star adjuster and back off the adjuster wheel. Clean the brake assembly with brake system cleaner. Clean and inspect the brake drum for any damage or wear. Repeat these steps for the other rear brake assembly. Install the brake drums and adjust the shoes so they slightly drag on the drums. Install the rear wheels, lower the vehicle, and tighten the lug nuts. Check the brake pedal position and adjust further if necessary. Finally, test the brakes for proper operation before driving in traffic.

After tightening the lug nuts, you should check the brake pedal position and adjust further if necessary.

Slide the parking brake shoe assembly straight down to remove it.

Install the new shoe assembly and repeat these steps for the other side.

If the brake drum is locked onto the shoes, you can use a screwdriver to push the actuator lever off the star adjuster and back off the adjuster wheel.

Slide the parking brake shoe assembly straight down to remove it.

The first step is to loosen the wheel lug nuts and raise the rear of the vehicle, securely supporting it on jackstands.

Put the rear wheels back on, remove the jackstands, and lower the vehicle.