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 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 shock reservoir is normal.

Inspect each 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. Locate a shock or strut that exceeds 2 cycles.

Did you locate shock or strut that exceeds 2 cycles?

Go to Step 5

Go to Step 6

5

Important: Inspect the vehicle trim height in order to correct any possible causes of shock/strut failures. Refer to Trim Height Inspection .

Replace the shock absorber. Refer to Shock Absorber Replacement for the front suspension or Shock Absorber Replacement for the rear suspension.

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