Thread: N57 2013 330d Engine mechanical whine
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      09-22-2020, 01:45 PM   #5
Chris311281
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Drives: BMW F31 330d 2013
Join Date: Sep 2020
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It's most likely the AC pump. Remembered the other thread today and turned the AC off and voila! the sound was gone. Going to get it diagnosed.
Thanks for the quick replies!
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