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      07-15-2009, 03:43 PM   #11
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Drives: 2011 M3 COUPE
Join Date: May 2008
Location: NEW YORK

Posts: 6,012
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Originally Posted by foosh View Post
Thanks. I finally have an explanation for the faint, fan-like noise heard at the left rear wheel well of the car after shut-down. It's very subtle and can only be heard in a quiet environment like a garage. There was a thread here a few months ago, and no one really knew what it was, but it appears to be the fan in the amp.
That doesn't explain it.. I have that noise and my car is pre 4/08 and doesn't have premium sound!
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