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engine hum
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  1. E90/E91/E92/E93 (2006 - 2013)
    I didn't see anything about this but maybe I missed it in a search. It doesn't seem to bother my BF but it bothers me LOL I hear a hum coming from I believe to be the engine, this started maybe a couple months ago. Usually when I first start the car until the engine is nice and warm, say first...
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