Thread: M2 differential and manual transmission fluid flush
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      08-23-2020, 03:44 AM   #90
M Fifty
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Drives: M2 & 330CI
Join Date: May 2018
Location: The Interweb

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Mine appears to make a whining noise audible between 35 and 50mph (the tyre noise drowns it out above this). 15k road miles since the running in service.
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