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Old 09-30-2009, 06:58 PM
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madurodave madurodave is offline
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Location: NH
 
Join Date: Oct 2008
Posts: 5,577
Mein Auto: 2007 Z4+X3, 2006 530Xi
I had a similar issue on my 2007 X3. I would hear a clatter at cold starts from the muffler. It was the flap/vacuum on the exhaust. Fixed under warranty.
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Madurodave

My garage: 2007 BMW Z4 3.0si Manual, 2007 BMW X3, 2006 BMW 530xi

Retired: 1998 BMW Z3

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