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      04-17-2012, 08:51 PM   #4
First Lieutenant
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Drives: 2008 335i sedan
Join Date: Mar 2012
Location: Berkley, MI

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2008 BMW 335i  [0.00]
Originally Posted by tpafl328 View Post
Would vacuum leaks or MAF sensor cause the car to make a whistle noise. Whenever it does that sound, it starts off low and then gets really loud.
Vacuum leak will do that. MAF sensor probably not.
2008 335i sedan | black/black | Sport | Premium
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