View Single Post
      10-13-2012, 04:33 PM   #17
n54door
Captain
n54door's Avatar
10
Rep
618
Posts

 
Drives: 08' 135i
Join Date: Sep 2011
Location: DFW

iTrader: (5)

is your a/c on? if so turn it off and see if still makes the sound. Inspect your belts too... sounds like a rotating noise to me.