Quote:
Originally Posted by alyssasdad
Just a little tip. Make sure the dealer does a few figure 8s in your car after thay change out the diff fluid. If your service advisor does not know for sure if they did or not,find a empty parking lot and do it yourself. I changed my diff fluid out at 1500 miles and because of the many,many post on here saying to do this(figure 8s), I did. No noise.
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I had to tell the service tech about the 8's...he then apologized for not having a lot of knowledge with GM cars...he came from working at Ford for 15 years..
