Chevrolet Cobalt Service & Repair Manual: Adjustments
Parking Brake
Camaro
| Do not operate the park brake
lever with the rear disc brake rotor(s) removed. |
| 1. |
Apply and fully release parking brake
three times. |
| 2. |
Verify parking brake pedal releases
completely. |
| 3. |
Raise and support vehicle. |
| 4. |
Remove rear tire and wheel assemblies. |
| 5. |
Remove rear brake rotors. |
| 6. |
Place drum to brake shoe clearance
gauge tool No. J-21177-A, or equivalent, inside of park brake drum
at widest point, Fig. 1. |
| 7. |
Tighten set screw on gauge tool to
ensure proper measurement when removing tool from drum. |
| 8. |
Position brake shoe clearance gauge
tool No. J-21177-A, or equivalent, over park brake shoe at widest
point, Fig. 2. |
| 9. |
Turn adjuster on actuator until park
brake shoe just contacts gauge tool. |
| 10. |
Repeat steps 8 and 9 for opposite side. |
|
Cobalt
| 1. |
Apply and release park brake several
times. Ensure lever is released completely. |
| 2. |
Turn ignition to On position and ensure
red BRAKE lamp is not illuminated. If lamp is illuminated, verify
following: |
| |
a. |
Park brake lever is in released position
and against stop. |
| |
b. |
There is no slack in park brake cable. |
| 3. |
Turn ignition to Off position. |
| 4. |
Remove brake lever boot from console. |
| 5. |
Pull boot away from console. |
| 6. |
Loosen front park brake cable adjusting
nut to end of front cable threaded rod. |
| 7. |
Raise and support vehicle. |
| 8. |
Adjust rear drum brakes. |
| 9. |
Ensure no brake shoe drag is present
by rotating brake drums. |
| 10. |
Install two wheel nuts to drums and
lower vehicle. |
| 11. |
Raise park brake lever six notched
positions and install cable adjusting nut. |
| 12. |
Tighten park brake cable adjusting
nut. |
| 13. |
Release park brake lever and ensure
park brake is released. |
| 14. |
If drums do not rotate freely, raise
park brake lever three notched positions and rotate brake drum. |
| 15. |
Righthand rear brake drum should not
rotate forward or rearward and lefthand rear drum should not rotate
in either direction. |
| 16. |
Raise park brake lever one additional
notched position and attempt to rotate brake drums. |
| 17. |
Ensure left and righthand brake drums
cannot be rotated. Raise vehicle. |
| 18. |
Remove brake drum mounting bolts, then
install tire and wheel assemblies. |
| 19. |
Lower vehicle, position park brake
lever boot to front console and release park brake lever. |
|
Malibu
| 1. |
Apply and release park brake several
times. Ensure lever is released completely. |
| 2. |
Turn ignition to On position and ensure
red BRAKE lamp is not illuminated. If lamp is illuminated, verify
following: |
| |
a. |
Park brake lever is in released position
and against stop. |
| |
b. |
There is no slack in park brake cable. |
| 3. |
Raise and support vehicle. |
| 4. |
With parking brake pedal fully released,
check parking brake levers on rear calipers. The levers should be
against stops on caliper housings. |
| 5. |
Apply and release parking three to
five times, this will allow cable tensioner to take up slack in
the parking brake cable. |
| 6. |
Apply parking brake, a firm pedal should
be felt by depressing pedal less than one full stroke. |
| 7. |
Try to rotate rear wheel. They should
not rotate in either direction. |
| 8. |
Release parking brake. Tires should
rotate freely with no drag. |
|
Fig. 1 Park brake drum measurement. Camaro
Fig. 2 Park brake adjustment. Camaro
1.
Raise and support vehicle, then remove
tire and wheel assemblies.
2.
Tighten suitable C-clamp until piston
is compressed into ca ...
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