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      03-17-2013, 11:05 AM   #10
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Drives: 2009 335i X-Drive Coupe
Join Date: Jan 2013
Location: Seattle, WA

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Originally Posted by index1489
Is the vibration/sound at idle?
The sound was only present when you gave it partial throttle up to 2000 rpm, only at normal operating temperature. Wouldn't do it when it was cold or above 2k rpm.
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