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      04-04-2012, 07:49 PM   #9
tibra1
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Drives: 2011 ZCP M3 - 2007 335i crashd
Join Date: Apr 2009
Location: NYC

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Quote:
Originally Posted by sello View Post
tibra they said it was flushed already..im still under the full power train warranty and i knowthe maintenance plan is up so the diff issue should be covered by powertrain warranty anyways..am i correct...i wish i could describe the noise better...its a constant hum as soon as i barely touch the gas,,not as noticeable on highways but back roads its more constant. and annoying
You stated you are using an upgraded diff oil..I would just use BMW's diff oil..and def dont take what the dealer says as being normal as true..no one knows less about your car then the dealer..GL