GM 19152686
Brake Shoes, Rear

Begin shoe replacement by supporting the vehicle at height followed by disassembly of both the tire and wheel assemblies from the rear position. The first step entails reducing park brake system tension on the equalizer assembly and subsequent removal of the rear caliper bracket and rear rotor. The rear Parking Brake Cable requires removal from its bracket near the wheel while the park brake cable return spring needs to be detached from the actuator and bracket at the rear wheel. To work on the rear hub you must separate this component with its three integrated parts: backing plate alongside park brake cable bracket and park brake actuator assembly. Disassemble the park brake actuator by taking out two retainers and the park brake cable bracket and set the rear hub to the side. Position the backing plate on its side and detach the park brake shoe with actuator before separating the shoe from the actuator. The park brake shoe assembly with actuator must come together before installing it onto the backing plate . After placing the rear hub under the backing plate and park brake shoe and actuator the installer adds park brake cable bracket followed by two retainers. You should reinstall the rear hub as a single unit containing the backing plate and park brake cable bracket and actuator. You need to link the rear park brake cable to its bracket on the rear wheel, after which you should connect the park brake cable return spring to the actuator and bracket at the rear wheel before putting on the rear rotor and rear caliper bracket. The last step consists of reattaching the rear tire and wheel assemblies and adjusting the park brake system and finally lowering the vehicle.

The procedure for repairing a Parking Brake Shoe requires you to remove the rear Brake Caliper Bracket then the rear brake rotor and the rear Wheel Hub one after another. Remove the parking brake actuator as your second step before extracting the park brake shoe. Checking that the park brake shoe has a proper contact with the park brake actuator marks the beginning of installation procedures. Reinstall the park brake shoe followed by the lining before putting back the parking brake actuator . The rear Wheel Hub needs to go back in position followed by adjustment of the rear Parking Brake Shoe. As a conclusion reinstall the brake rotor followed by the Brake Caliper Bracket.

The Brake Shoe replacement requires vehicle elevation with proper support followed by removal of tire and wheel assembly alongside the Brake Drum. When working on rear drum brakes you should maintain separate focus on each individual assembly because comparison is best done visually. First detach the adjuster spring then apply the j 38400 (J 38400) Brake Shoe spanner and spring remover to extend the brake shoes' upper parts for removing the adjuster assembly and adjuster lever from the primary Brake Shoe. You can use the hook on j 38400 (J 38400) to withdraw the universal spring from the shoe web opening while holding the spring to extract both brake shoes. You should disconnect the park brake lever on the secondary Brake Shoe after removing its retaining clip. Monte carlo drivers must connect the park brake lever to the secondary Brake Shoe before attaching the retaining clip. You should employ the j 38400 (J 38400) for secondary and primary Brake Shoe installation by verifying the universal spring properly enters Brake Shoe web holes. Use j 38400 (J 38400) to distribute the brake shoes on top while installing the adjuster assembly and adjuster lever and adjuster spring. Complete the drum brake system adjustment before installing the drum then placing back the tire and wheel unit and lowering the vehicle back.

Brake Shoe replacement begins with suitable vehicle support while raising it followed by removing the tire wheel assembly and Brake Drum. The repair of one rear drum Brake Shoe assembly must happen independently to maintain visual progress observation. The Brake Shoe spanner and spring remover (J 38400) is necessary to spread the brake shoes tops because it lets the adjuster assembly and adjuster lever exit from the secondary Brake Shoe. Use the hook end of j 38400 to detach the universal spring from the secondary shoe web hole while holding the universal spring to successfully remove the secondary Brake Shoe. The procedure should be repeated for the primary Brake Shoe by maintaining control over the universal spring during removal. The park brake lever needs to be detached from the primary Brake Shoe through clip removal. To install the park brake lever first attach it to the primary Brake Shoe before putting on its retaining clip. Put the j 38400 tool to work for engaging the primary Brake Shoe web hole with the universal spring during its installation after which the same process occurs for the secondary shoe. Reposition the brake shoes at their tops with j 38400 followed by installing the adjuster assembly and adjuster lever onto the secondary Brake Shoe. The next step involves putting in the adjuster spring. The drum brake system adjustment should be performed before stepping through the process of Brake Drum installation and tire and wheel assembly reinstallation along with vehicle lowering.

You need j38400 (Brake Shoe Spanner and Spring Remover) among other tools for Brake Shoe service and repair operations. Start by jacking up the vehicle then marking the wheel position relationship to the axle flange before taking off the tire with wheel. The next step involves marking the drum position relative to the axle flange before eliminating the Brake Drum. Difficulties removing the drum require you to perform the following sequence: eliminate the retainer clip before freeing the parking brake while adjusting the braking cable and extracting the backing plate plug followed by adjusting the adjusting screw with a flat bladed tool then reinserting the plug before applying penetrating oil to the drum pilot hole. Now use j38400 tool to pry the adjuster spring off the adjuster actuator until it exits from the parking Brake Shoe. Use the j38400 tool to put its hook end between the return spring and adjuster shoe web space while pulling or rotating to free the spring from the shoe web hole. Push the end of the return spring to the axle direction until it snaps into place on the backing plate. Pull the adjuster actuator out of the Brake Shoe as well as the brake lining (4, 5) and adjusting screw before unfastening the parking brake lever from the Brake Shoe. Please lift the return spring end from the Brake Shoe with a j38400 hook and repeat the prying operation again. Empty the Brake Shoe and return spring from the backing plate while using clean denatured alcohol for part cleaning before a full inspection of potential damage or wear occurs. Check for damage on wheel cylinders followed by normal boot replacement and factory replacement if leakage or damaged boots occur. Begin the installation by applying gm p/n 1052196 brake lubricant or an equivalent to the six raised shoe pads and anchor surfaces of the backing plate. The hooking center spring section requires reinstalling after removing the return spring before placing the Brake Shoe and lining onto the backing plate. The j38400 tool allows you to raise the return spring end before setting it into position on the Brake Shoe. If you displace the parking brake lever from the Brake Shoe and lining then you must connect the Parking Brake Cable. Full cleaning then proper lubrication of the adjusting screw must be completed before installing the adjusting screw together with adjuster shoe and adjuster shoe lining and tightening the adjuster nut against the Brake Shoe and lining. David install the return spring to the adjuster shoe and lining using the j38400 followed by the adjuster actuator installation then applies gm p/n 1052196 brake lubricant to tab and pivot point. Position the adjuster spring correctly and then adjust both the brakes and parking brake through necessary steps before installation completion. After drum installation complete the process by realigning the marks from removal then rehanging wheels and tires before lowering the vehicle.

Start Parking Brake Shoe replacement by lifting and secure your vehicle then unlatching the rear wheel and tire. The first task involves reducing tension from the park brake system at the equalizer assembly then moving on to separate the rear caliper bracket from the rear rotor. To perform the replacement you must disconnect the rear park brake cable from its bracket at the rear wheel before removing the park brake cable return spring from the actuator and bracket at the rear wheel. The removal procedure requires disassembling the rear hub by separating it from the rear hub and backing plate and park brake cable bracket and park brake actuator unit. Remove the two retained items and park brake cable bracket from the park brake actuator before placing the rear hub to the side. Disconnect the assembly of the park brake shoe along with the backing plate from the shoe and actuator pair before extracting them from the backing plate. When installing you need to combine the brake shoe with the actuator before attaching both components to the backing plate. Over the rear hub position the assembly while you install first the park brake cable bracket followed by retaining the two retainers. The installation process requires inserting the rear hub in a way that keeps the components as an assembly between the rear hub and the backing plate alongside the park brake cable bracket and park brake actuator. After directing the rear park brake cable to the bracket at the rear wheel, attach the park brake cable return spring to combine both the park brake actuator together with the bracket at the rear wheel. The installation procedure requires you to start with the rear rotor, proceed with the rear caliper bracket and end with installing the rear tire paired with the wheel assemblies. Proceed with adjusting the park brake equipment while lowering the vehicle.

The following tools are essential to service and repair brake shoes: the necessary tool for this task is j 38400 Brake Shoe spanner and spring remover. J 38400 Brake Shoe spanner and spring remover. The technician must raise the vehicle before marking the wheel-to-axle connection and then remove the wheel and tire. Mark the drum's position relative to the axle flange before removing the Brake Drum . Contact the Brake Drum replacement procedure when you experience difficulty in drum removal. Apply the j 38400 tool to pull the loop section of the adjuster spring free from the adjuster actuator before removing it from the Parking Brake Shoe web. Insert the j 38400 hook end underneath the return spring and adjuster shoe web to lift the spring's end out of its shoe web hole. Use the flat edge of the j 38400 to push the return spring end towards the axle until it breaks free from the shoe web area and settles on the backing plate. Proceed with adjuster actuator (6) disassembly from Brake Shoe and brake lining (4, 5) and adjusting screw and then remove the parking brake lever (7). Use the j 38400 tool to free the end of the lift spring at the Parking Brake Shoe and lining for removal from the backing plate. Thoroughly wash all parts using clear denatured alcohol while checking each component for damage or wear. Check the Wheel Cylinder for leakage and replace it if necessary and also inspect for damaged boots. Replace vehicle parts showing signs of heat discoloration or overstress damage. Replace parts showing wear. During installation apply gm p/n 1052196 or its equivalent brake lubricant to the six raised shoe pads of the backing plate along with its anchor surfaces. Install the hooking center spring section under the anchor tab before putting the Parking Brake Shoe and lining into position. The j 38400 tool will help raise the return spring end to insert it onto the Brake Shoe. Connect the parking brake lever to the Parking Brake Shoe and Parking Brake Cable when the cable had been disconnected. After lubricating and cleaning the adjusting screw you need to install all components beginning with the adjuster shoe followed by the adjusting screw and finally install the adjuster shoe lining. Use the adjuster nut end of the adjusting screw to interact with the Parking Brake Shoe web and lever and then position the return spring inside the adjuster shoe and lining by using the j 38400 tool. Use the j 38400 tool to spread the brake shoes while locating the adjuster actuator into position. Apply gm p/n 1052196 brake lubricant or its equivalent to both the pivot point and tab of the adjuster actuator before installation. Install the adjuster spring by placing its u-shaped end into the Parking Brake Shoe web hole before stretching it to wrap the loop end around the adjuster actuator tab. Before adjusting the brakes check that the adjuster actuator is in its correct position and operating properly. Install the brake drums while aligning the marks made during removal and then install tires and wheels followed by lowering the vehicle.

Vehicle inspection of the Parking Brake Shoe begins by raising and supporting the vehicle above the ground. Begin by removing the tire and wheel before proceeding with the removal of the rear Brake Caliper Bracket and its attached caliper after which the rear brake rotor must be detached. The park brake shoe and lining should be checked for intense wear because worn lining indicates the shoe exposure or brake lining breakage or fluid or oil damage to the brake lining; any signs of these problems require immediate replacement. To finish the task install the rear brake rotor first then place the rear brake caliper with the rear Brake Caliper Bracket on before mounting the tire and wheel and finally return the vehicle to its previous height.

Position the hook end of the Brake Shoe Spanner and Spring Remover (J 38400) under the universal spring, lightly pull the universal spring end out of the shoe web hole while holding it, then remove the primary brake shoe.

Apply approved brake lubricant to the six contact points on the backing plate, adjuster screw threads, and inside diameter of the adjuster socket.

Disconnect and remove the rear park brake cable from the bracket at the rear wheel.

Clean all parts with clean denatured alcohol and inspect the brake system components, replacing any that are worn or damaged.

Disconnect and remove the rear park brake cable from the bracket at the rear wheel.

Confirm that both park brake cable actuator levers are also in the full release (up) position; if not, adjust the park brake cable.

Install the return spring to the backing plate, followed by the secondary brake shoe, and use the J38400 to install the return spring into the secondary brake shoe.