BMW 3-Series (E90 E92) Forum - View Single Post - Whistling noise coming from rear of car? (VIDEO)

dav_e92 · 10-27-2012, 07:23 PM

I doubt that's the blow off valve as there's no relationship between the throttle and the noise. The only time I can make this noise on purpose is every time I pass 25km/h.

10-27-2012, 07:23 PM	#4
dav_e92 New Member 3 Rep 16 Posts Drives: 2011 e92 335i BSM Join Date: Sep 2012 Location: Toronto, Canada iTrader: (0)	I doubt that's the blow off valve as there's no relationship between the throttle and the noise. The only time I can make this noise on purpose is every time I pass 25km/h.
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