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      07-30-2013, 05:51 PM   #263
jwaggen
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Drives: E92 M3 6MT ZCP
Join Date: Apr 2013
Location: NJ/westchester

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Quote:
Originally Posted by jwaggen View Post
Have the same sound. I went to the dealer and made mistake #1 of trying to be helpful and tell them about the possibility of a rock behind the rotor.

SA returned car saying a rock fell out after the mechanic shot the rotor with compressed air. They also washed and vacuumed the car despite the trivial issue. I'm not a detail freak and my car was dirty so I was happy

A day later the noise returned...

I'm not sure if I want to go through the hassle of taking it back. New rock? Handbrake spring? Broken TPMS?
Update - noise went away by itself...
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