Park Brake Will Not Hold or Release
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, 2004 Chevrolet Cab & Chassis Silverado, and 2003 GMC Sierra. However, it is still accessible from the selected car via links, so may be relevant.
Park Brake Will Not Hold or Release
| Step | Action | Yes | No |
|---|---|---|---|
| 1 | Were you sent here from the Park Brake Symptom table? | Go to Step 2 | Go to Diagnostic Starting Point - Park Brake |
| 2 | Inspect the park brake system for proper operation. Refer to Park Brake System Diagnosis . Did you find and correct a condition? |
Go to Step 5 | Go to Step 3 |
| 3 | Inspect the disc brake system for proper operation. Refer to Disc Brake System Diagnosis
in Hydraulic Brakes. Did you find and correct a condition? |
Go to Step 5 | Go to Step 4 |
| 4 | Inspect the hydraulic brake system for proper operation. Refer to Hydraulic Brake System Diagnosis
in Hydraulic Brakes. Did you find and correct a condition? |
Go to Step 5 | Go to Diagnostic Starting Point - Park Brake |
| 5 | Road test the vehicle in order to confirm proper operation. Refer to Brake System Vehicle Road Test
in Hydraulic Brakes. Is the condition still present? |
Go to Step 2 | System OK |