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      01-23-2013, 03:08 PM   #4
Drives: 07 335i
Join Date: Mar 2009
Location: Allen, TX

Posts: 415
iTrader: (2)

I have my cowl off...and my cabin filter still on, I wondered if something was going on there. I don't think it's serious, just more of an annoyance.

It's not a power steering hum, I thought of that first... I'll see if I can get a sound clip
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