Thread: What's wrong
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Old 09-20-2012, 08:23 AM   #4
Drewfus2101
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Join Date: Jan 2009
Location: Huntsville, AL
Posts: 626
My Ride: '03 330i
It is probably a pulley making noise. When the bearing are going out, they squeal when they are cold but don't when they warm up.
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