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      01-02-2012, 08:17 PM   #5
mike3000fl
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Drives: 06 330i
Join Date: Feb 2010
Location: ft bragg

Posts: 2,149
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i have a 330 and mine whistles when i let off too, its more like an alternator whine from the speakers though. sometimes it sounds like a high pitched gear noise from the gearbox. hard to figure out where it comes from and it does not do it all the time.
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2006 330i - Jet Black - 19" E46 M3 wheels - HR Sport - 188,000 Miles...

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