Quote:
Originally Posted by F82Steve
I just received word from a trusted BMW M performance shop here in Germany. Turns out my rear differential is "Bad" and they are taking the car to the dealership to have it replaced under the warranty.
Once I figure out exactly went wrong I will post a reply with the details.
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I was about to post about the differential. I had the same issue with my e90, and the dealership replaced the differential. It was done under the warranty work/
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