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Old 10-01-2012, 05:31 PM   #3
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Join Date: Aug 2009
Location: Ontario Canada
Posts: 966
My Ride: 1999 328i (M54b30)
Sounds like exhaust rattling on the bottom of the car. Grab your tail pipe and give it some good tugs left and right up and down and see if you can get it to bang off the car.
jared_wiesner is offline   Reply With Quote