EI07051 - Excessive Brake Grab, Rear Drums and Shoes (Remove High Spots from Drum Surface Finish)
| Subject: | EI07051 -- Excessive Brake Grab, Rear Drums and Shoes (Remove High Spots from Drum Surface Finish) |
| Models: | 2005-2007 Chevrolet Colorado |
| 2005-2007 GMC Canyon |
This bulletin is being revised to close the need for Engineering Information and to provide the technician with a corrective action. Please discard Corporate Bulletin Number 07-05-24-001 (Section 05 -- Brakes).
Condition
Some customers may comment that after the vehicle has set for a while, during the first few stops, it will feel like the brakes are grabbing excessively. In addition, the tires may chirp and/or leave skid marks during braking.
Cause
This condition may be caused by a mirror-like finish between the drum and the brake shoe.
Correction
DO NOT REPLACE THE REAR BRAKE DRUMS.
Refinish the brake drums. Inspect the rear axle or wheel cylinder for leaks. Inspect the brake shoes and lining for wear and/or contamination.
Warranty Information
For vehicles repaired under warranty, use:
Labor Operation | Description | Labor Time |
|---|---|---|
H0202 | Rear Brake Drum Refinish | Use Published Labor Operation Time |
