GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

1

Did you review the General Description and perform the necessary inspections?

Go to Step 2

Go to Symptoms - Suspension General Diagnosis

2

Verify that the ride is too soft.

Does the vehicle ride normally?

System OK

Go to Step 3

3

Inspect the tires for the proper inflation pressure. Refer to Tire Inflation Pressure Specifications in Maintenance and Lubrication.

Is the tire inflation pressure correct?

Go to Step 5

Go to Step 4

4

Inflate the tires to the correct pressure.

Did you complete the repair?

Go to Step 5

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5

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

Did you complete the inspection/repair?

Go to Step 6

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6

Inspect the following suspension components for wear or damage.

    • Springs
    • Struts

Refer to Suspension Strut and Shock Absorber Testing - On Vehicle .

Are any of the components the worn or damaged?

Go to Step 7

Go to Step 8

7

Replace all of the worn or damaged components.

For any strut component replacement, refer to Strut, Strut Component, and Spring Replacement in Front Suspension, or Shock Absorber Replacement in Rear Suspension.

Did you complete the repair?

Go to Step 8

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8

Drive the vehicle in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3