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Old 08-17-2012, 09:39 AM
mlukas161's Avatar
mlukas161 mlukas161 is offline
Officially Welcomed to the 'Fest
Location: WNY
Join Date: Oct 2008
Posts: 943
Mein Auto: 03 330i, 04 X3
I also have this noise issue directly related to the AC being on. The instant I turn the AC off, the noise goes away. It's also directly related to engine rpms. The AC belt is less than a year old. Not sure if its the belt tensioner or the AC compressor. I haven't looked at it more closely yet.
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