OEM GMC Safari Brake Shoe

GMC Safari Brake Shoe Parts Questions & Experts Answers

• Brake Shoes, Rear
  19152704
  Q: What are the recommended steps for brake shoe service and repair on GMC Safari?

  A: The use of gm replacement brake lining material during Brake Shoe service and repair is essential to maintain proper front and rear brake performance balance because different brake lining materials affect brake balance. The first step involves lifting the vehicle before taking off the tire assembly and wheel components. During this point label the Brake Drum's relation to the axle before unfastening the Brake Drum. Before installation begin with the removal sequence starting from Brake Shoe return springs after which come Brake Shoe guide followed by hold down springs and hold down pins before moving to actuator lever and its pivot and then lever return spring next to parking brake strut and strut spring then parking brake lever and finally brake shoes. Remove the brake shoes' adjusting screw assembly together with the adjusting screw spring before carefully inspecting all parts for discoloration or stress-induced signs. Replace any damaged components and verify the Wheel Cylinder and determine if overhauling or replacement is needed because of leakage. View the Brake Drum for any scoring issues or checking if it meets manufacturing accuracy standards. The installation requires Brake Shoe backing plate and adjusting screw threads, socket, and socket face to receive white lithium grease treatment before installing proper right and left adjusting screws. After applying white lithium grease or equivalent to the brake shoes backing plate along with adjusting screw threads, socket, and socket face, install the adjusting screw assembly followed by the adjusting screw spring onto the brake shoes while making sure the adjusting screw remains free from coil contact. Next, install the brake shoes onto the backing plate followed by the parking brake lever, strut spring, and parking brake strut. Afterward install the actuator lever, lever pivot, actuator lever return spring and hold down pins with hold down springs, Brake Shoe guide and Brake Shoe return springs as next steps. Begin by installing the Brake Drum according to the marks set during disassembly while reattaching the tire assembly followed by brake adjustment before lowering the vehicle.