Chevrolet Sonic Repair Manual: Drum Brake Hardware Replacement (J93, J94)

Chevrolet Sonic Repair Manual / Chassis / Brakes / Drum Brakes / Drum Brake Hardware Replacement (J93, J94)

Removal Procedure

Warning:

Refer to Brake Dust Warning.

Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.
Remove the brake drum. Refer to Brake Drum Replacement.

Remove the upper brake shoe return spring (1).

Remove brake shoe adjuster (1).

Remove the brake shoe adjuster actuator lever (1).

Remove the brake shoe hold down spring and cup assemblies (1) by compressing the spring and rotating the assembly 1/4 turn.

Remove the hold down spring and cup assembly pins (1).

Spread the top of the brake shoe assembly (1) and lift the assembly over the wheel hub.
Release the park brake actuator lever from the park brake cable eyelet.

Remove the lower brake shoe return spring (1).
Inspect the drum brake hardware and replace any components, as necessary. Refer to Drum Brake Hardware Inspection.

Installation Procedure

Clean the drum brake backing plate of any dirt and debris.
Apply a light coat of high temperature brake lubricant to the brake drum backing plate shoe contact surfaces.

Install the lower brake shoe return spring (1).

Install the park brake actuator lever to the park brake cable eyelet.
Spread the top of the brake shoe assembly (1) and lift the assembly over the wheel hub.
Position the brake shoe assembly to the drum brake backing plate.

Install the hold down spring and cup assembly pins (1).

Install the brake shoe hold down spring and cup assemblies (1) by compressing the spring and rotating the assembly 1/4 turn.

Install the brake shoe adjuster actuator lever (1).

Install brake shoe adjuster (1).

Install the upper brake shoe return spring (1).
Adjust the drum brakes. Refer to Drum Brake Adjustment.
Install the brake drum. Refer to Brake Drum Replacement.
Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation.

Drum Brake Hardware Inspection

Warning: Refer to Brake Dust Warning. Visually inspect the drum brake upper return spring (1) for the following conditions: Excessive corrosion Excessive stretchin ...

Drum Brake System Description and Operation

System Component Description The drum brake system consists of the following: Drum Brake Shoes Applies mechanical output force, from hydraulic brake wheel cylinders, to frict ...

Other materials:

Securing an Add-On Child Restraint in the Vehicle
Warning A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Secure the child restraint properly in the vehicle using the vehicle safety belt or LATCH system, following the instructions that came with that child restraint and the ...

Sunroof Motor/Actuator Initialization/Teach Process
Note: If the sunroof motor is new, cycle the sunroof seven?€‰(7) times to teach the motor/actuator initialization process. Perform the initialization/teach procedure on a reinstall motor or a new motor. Ensure the electrical harness on the headliner is connected to the sunroof mot ...

Fuel Tank Fuel Pump Module Replacement (Steel Tank)
Special Tools EN-48279 Fuel Sender Lock Ring Wrench For equivalent regional tools, refer to Special Tools. Removal Procedure Relieve the fuel system pressure. Refer to Fuel Pressure Relief. Remove the fuel tank. Refer to Fuel Tank Replacement. Disconnect ...

0.0058