Chevrolet Trax: Drum brake adjusting hardware replacement
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.
![Fig. 40: Upper Brake Shoe Return Spring](images/manuals/4484/index412(4).gif)
Fig. 40: Upper Brake Shoe Return Spring
- Remove the upper brake shoe return spring (1).
![Fig. 41: Brake Shoe Adjuster](images/manuals/4484/index413(4).gif)
Fig. 41: Brake Shoe Adjuster
- Remove brake shoe adjuster (1).
![Fig. 42: Brake Shoe Adjuster Actuator Lever](images/manuals/4484/index414(4).gif)
Fig. 42: Brake Shoe Adjuster Actuator Lever
- Remove the brake shoe adjuster actuator lever (1).
- Inspect the drum brake adjusting hardware and replace any damaged
components as necessary. Refer to
Drum Brake Adjusting Hardware Inspection.
- Disassemble the brake shoe adjuster and thoroughly clean the adjuster
screw threads of any corrosion.
- Apply a light coat of high temperature brake lubricant to the brake shoe
adjuster screw threads.
Installation Procedure
- Assemble the brake shoe adjuster, setting the adjuster to the fully
retracted position.
- Clean the drum brake backing plate of any dirt and debris.
![Fig. 43: Brake Shoe Adjuster Actuator Lever](images/manuals/4484/index415(3).gif)
Fig. 43: Brake Shoe Adjuster Actuator Lever
- Install the brake shoe adjuster actuator lever (1).
![Fig. 44: Brake Shoe Adjuster](images/manuals/4484/index416(3).gif)
Fig. 44: Brake Shoe Adjuster
- Install brake shoe adjuster (1).
![Fig. 45: Upper Brake Shoe Return Spring](images/manuals/4484/index417(3).gif)
Fig. 45: Upper Brake Shoe Return Spring
- 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 .
READ NEXT:
Removal Procedure
WARNING: Refer to Brake Dust Warning .
WARNING: Refer to Brake Fluid Irritant Warning .
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
.
Remove the tire
Disassembly Procedure
WARNING: Refer to Brake Dust Warning .
WARNING: Refer to Brake Fluid Irritant Warning .
Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle
.
Remove the
Special Tools
CH-21177-A Drum to Brake Shoe Clearance Gauge
For equivalent regional tools, refer to Special Tools.
WARNING: Refer to Brake Dust Warning
Ensure the park brake lever is in the fully re
SEE MORE:
Diagnostic Instructions
Perform the Diagnostic System Check - Vehicle prior to using this
diagnostic procedure.
Review Strategy Based Diagnosis for an overview of the diagnostic
approach.
Diagnostic Procedure Instructions provides an overview of each
diagnostic category.
DTC Descriptors
N
Ignition OFF, disconnect the X5 harness connector at the K9 Body Control
Module, ignition ON.
Verify a test lamp illuminates between the B+ circuit terminal 3 and
ground.
If the test lamp does not illuminate and the circuit fuse is good
Ignition OFF.
Test for less than 2 ohms in the B+