GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Hydraulic Brake System Diagnostic Check performed?

--

Go to Step 2

Go to Hydraulic Brake Diagnostic System Check

2

Inspect the front suspension for loose or missing components.

Are there any loose or missing components?

--

Go to Step 3

Go to Step 4

3

Tighten, repair or replace the missing components as necessary. Refer to Fastener Tightening Specifications in Front Suspension.

Is the repair complete?

--

Go to Step 8

--

4

Inspect the disc brake pads and brake shoe linings for the following conditions:

    • Excessive wear
    • Uneven wear
    • Abuse
    • Glazing
    • Contaminated lining material
    • Incorrect lining material

Refer to Brake Pad Inspection in Disc Brakes.

Do any of the above conditions apply?

--

Go to Step 5

Go to Step 6

5

Replace the brake linings. Refer to the appropriate procedure:

    •  Front Disc Brake Pads Replacement in Disc Brakes
    •  Rear Disc Brake Pads Replacement in Disc Brakes

Is the repair complete?

--

Go to Step 8

--

6

Inspect the wheel assemblies for an out of balance condition.

Are any of the wheel assemblies out of balance?

--

Go to Step 7

Go to Step 8

7

Balance the wheel assembly. Refer to Tire and Wheel Balancing in Vibration Diagnosis and Correction.

Is the repair complete?

--

Go to Step 8

--

8

Verify proper brake system operation.

Does the brake system operate properly?

--

System OK

Go to Hydraulic Brake Diagnostic System Check