You need to ensure the parking brake is released, disable the park brake cable, and automatic adjuster, disconnect the left rear park brake cable from the equalizer on the intermediate park brake cable, remove the park brake cable from the mounting bracket by depressing the locking tabs and the nut and bolt securing the park brake cable to the rear axle housing bracket (2500 series), release the park brake cable from the park brake cable guides on the vehicle frame and remove the park brake cable from the actuator lever, the
Parking Brake Cable from the backing plate by depressing the locking tabs and the park brake cable.