2010 2011 BMW 5 Series Forum F10 - View Single Post - High pitch noise(Dog whistle) sound coming when EffcientDynamics kicks in

Bklynjoker · 07-30-2018, 11:38 PM

Are you hearing the AWD whining noise & confusing it for a problem? I came from a E70 X5 3.5i (same engine) and never heard AWD xDrive whining until I got in my F10.

07-30-2018, 11:38 PM	#18
Bklynjoker Lieutenant 85 Rep 479 Posts Drives: G20 %E2%80%9C22%E2%80%9D MSpor Join Date: Jan 2014 Location: NY/NJ iTrader: (1)	Are you hearing the AWD whining noise & confusing it for a problem? I came from a E70 X5 3.5i (same engine) and never heard AWD xDrive whining until I got in my F10. __________________ LeXxiNGToN aka LeXxDiAMoNDS
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