GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Check the tire or wheel for proper balancing.

Is the tire or wheel properly balanced?

--

Go to Step 2

Refer to Tire Repair

2

Check the condition of the strut dampener or shock absorber.

Is the strut dampener or shock absorber worn?

--

Go to Strut Assembly Replacement

System OK