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      11-14-2016, 12:34 PM   #1209
m_matt
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Drives: 2013 F30 335m | 2016 F80 zCP
Join Date: Jun 2016
Location: Los Angeles

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It could also be the diff locking up. When I go over a small elevation sideways I here in mine. My car is as smooth as my 335 was, but at first it was a little grabby and had a few rough shifts here and there.