GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you review the system descriptions and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Suspension General Diagnosis

2

Verify that the ride is too soft or too hard.

Does the vehicle ride normally?

System OK

Go to Step 3

3

Inspect and adjust the tire pressures to the specifications on the tire placard.

Did you adjust the tire pressure?

Go to Step 6

Go to Step 4

4

Inspect the vehicle trim height. Repair as necessary. Refer to Trim Height Inspection .

Did you find and correct the condition?

Go to Step 6

Go to Step 5

5

Perform the following inspections:

    • Inspect the front struts and the rear shock absorbers for damage or wear. Repair as necessary. Refer to Suspension Strut and Shock Absorber Testing - On Vehicle .
    • Inspect the front springs for damage or wear. Repair as necessary. Refer to Strut, Strut Component, and Spring Replacement in Front Suspension.
    • Inspect the rear springs for damage or wear. Repair as necessary. Refer to Coil Spring Replacement in Rear Suspension.

Did you find and correct the condition?

Go to Step 6

--

6

Drive the vehicle in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3