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      12-11-2017, 12:23 PM   #2
northbranchroad
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Drives: 2011 Bmw 335i xdrive sedan
Join Date: Aug 2017
Location: Denver Colorado

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I have had the same noise on my car ever since I bought mine about 8k ago, and from what I've seen seems pretty typically for the n55. When are you putting on the new pulleys? It will be interesting to see if that takes care of the noise.