Originally Posted by d47m122
Mine is doing the same thing and I caught it on video with my iPhone. My M3 is at the dealer today for them to look into this. I'm hoping it's the rock sound and that they can fix this for good. This car costs way too damn much money to put up with this embarassing sound.
Mine does that too on occasion. I was thinking about writing "Just Married" on the back window and tying tin cans to the bumper to mask the sound. Kidding.
It is very frustrating...