Chevrolet Trax: Parking brake adjustment (drum brake)
NOTE: The park brake cable adjusting nut is a nylon lock type. Use
ONLY HAND
TOOLS whenever tightening or loosening the adjusting nut.
- Apply and fully release the park brake several times. Verify that the
park brake lever releases completely.
- Turn ON the ignition. Verify the red BRAKE warning lamp is not
illuminated.
- If the red BRAKE warning lamp is illuminated, verify the following:
- The park brake lever is in the fully released position and against the
stop.
- There is no slack in the park brake cables.
- If the red BRAKE warning lamp remained illuminated and there were no
other visible causes, refer to
Symptoms - Hydraulic Brakes .
- Turn OFF the ignition.
- Remove the front floor console. Refer to Front Floor Console Replacement
(Encore) , Front Floor
Console Replacement (Trax) .
Fig. 57: Parking Brake Cable Adjusting Nut
- With the park brake lever in the released position, loosen the adjusting
nut (1) enough to completely
relieve tension on the front cable.
- Raise and support the vehicle. Raise the vehicle just enough to allow
rear tire and wheel assembly
removal and rear drum adjustment. Refer to Lifting and Jacking the Vehicle .
- Remove the rear tire and wheel assemblies. Refer to Tire and Wheel
Removal and Installation .
- Adjust the rear drum brakes. Refer to Drum Brake Adjustment .
- Ensure there is no brake shoe drag after adjustment by rotating
the brake drums. If drag exists, re-center
the brake shoes and perform the brake shoe adjustment again.
- Install 2 wheel nuts to the wheel studs and firmly hand tighten in
order to retain the brake drums.
- Fully release the park brake lever.
CAUTION: Refer to Fastener Caution .
- Tighten the park brake cable adjusting nut (1) until the threaded
portion of the front park brake cable
extends beyond the adjusting nut approximately 20 mm (0.79 in).
- Apply the park brake lever.
- Attempt to rotate the rear brake drums. There should be no rotation
forward or rearward.
- Fully release the park brake lever.
- Verify the park brake is released by rotating the rear brake drums. The
drums should rotate freely and
exhibit no brake shoe drag.
- If the drums do not rotate freely, repeat the park brake cable
adjustment procedure.
- Raise the park brake lever 3 detent positions and attempt to rotate the
rear brake drums:
- One of the brake drums should not rotate forward or rearward.
- The other brake drum should not rotate forward or rearward, or should
require substantial effort to
rotate.
- Raise the park brake lever one additional detent position and attempt to
rotate the rear brake drums.
- Verify that the left and right brake drums cannot be rotated.
- Remove the wheel nuts retaining the brake drums.
- Install the rear tire and wheel assemblies. Refer to Tire and Wheel
Removal and Installation .
- Lower the vehicle.
- Install the front floor console. Refer to Front Floor Console
Replacement (Encore) , Front Floor
Console Replacement (Trax) .
- Release the park brake lever.
READ NEXT:
PARK BRAKE SYSTEM DESCRIPTION AND OPERATION
System Component Description
The park brake system consists of the following:
Park Brake Lever Assembly
Receives, multiplies, and transfers park brake syste
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.
Test Description
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.
Diagnostic Fault