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 customer's concern is present.

Does the vehicle operate normally?

System OK

Go to Step 3

3

Important: A light film of oil on the top portion of the strut or shock absorber reservoir is normal.

Inspect each strut or shock absorber for external fluid leakage.

Is a strut or shock absorber leaking?

Go to Step 5

Go to Step 4

4

  1. Use your hands in order to lift up and push down each corner of the vehicle 3 times.
  2. Remove your hands from the vehicle.
  3. Observe the number of compression and rebound cycles for each strut or shock absorber.

Did you locate a strut or shock absorber that exceeds 2 cycles?

Go to Step 5

Go to Step 6

5

    Important: Measure the vehicle trim height in order to determine and correct any possible causes of strut or shock absorber failures.

  1. Measure the trim height. Refer to Trim Height Inspection .
  2. Replace the strut or shock absorber. Refer to the following procedures:

Did you complete the repair?

Go to Step 6

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6

Operate the vehicle in order to verify the repair.

Did you correct the condition?

System OK

Go to Step 3