BMW 3-Series (E90 E92) Forum - View Single Post

Tzu · 11-22-2012, 07:41 AM

I have it too. It may be the alternator pulley. Only happens when its cold out, regardless of engine temp.

11-22-2012, 07:41 AM	#27
Tzu Major Drives: 335i Join Date: Jun 2010 Location: Toronto Posts: 1,198 iTrader: (1)	I have it too. It may be the alternator pulley. Only happens when its cold out, regardless of engine temp.