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      09-17-2012, 09:37 AM   #25
New Member

Drives: 2011 M3 sedan
Join Date: Jun 2011
Location: bay area

Posts: 12
iTrader: (0)

At 4K on E90 2011, after they services the diff fluid, I started to hear the grinding noise at low speed turing right. They added the diff fluid and still was there. They replaced the diff and all is well.