Chevrolet Sonic Repair Manual: 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.
Warning: Refer to Brake Dust Warning.
Visually inspect the drum brake upper return spring (1) for the following
conditions:
Excessive corrosion
Excessive stretchin ...
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:
Halogen Bulb Warning
Warning: Halogen bulbs contain gas under pressure. Handling a bulb
improperly could cause it to shatter into flying glass fragments. To help avoid
personal injury:
Turn off the lamp switch and allow the bulb to cool before changing
the bulb.
Leave the lamp switch OFF until th ...
Windshield Outside Moisture Sensor Cover Replacement
Windshield Outside Moisture Sensor Cover Replacement
Callout
Component Name
1
Windshield Outside Moisture Sensor Cover
Procedure
Grasp the cover in the center and gently slide to the right.
...
Front Wheel Drive Shaft Seal Replacement - Case Side
Front Wheel Drive Shaft Seal Replacement - Case Side
Callout
Component Name
1
Front Wheel Drive Shaft Oil Seal
Special Tools
DT-23129 Universal Seal Remover
DT-47790 Seal Installer
GE-6125-1B Slide Hamme ...
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