GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Were you sent here from the Hydraulic Brake Symptom table?

Go to Step 2

Go to Diagnostic Starting Point - Hydraulic Brakes

2

Inspect the hydraulic brake system for correct operation. Refer to Hydraulic Brake System Diagnosis.

Did you find and correct a condition?

Go to Step 4

Go to Step 3

3

Inspect the disc brake system for correct operation. Refer to Disc Brake System Diagnosis.

Did you find and correct a condition?

Go to Step 4

Go to Diagnostic Starting Point - Hydraulic Brakes

4

Road test the vehicle to confirm correct operation. Refer to Brake System Vehicle Road Test.

Is the condition still present?

Go to Step 2

System OK