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 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. 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 strut or shock absorber. Refer to Strut, Strut Component, and Spring Replacement or Shock Absorber Replacement.

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