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      01-17-2020, 02:00 PM   #224
tturbolife
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2020 BMW M340i  [0.00]
Quote:
Originally Posted by JSaid View Post
Yep I had this problem, it's caused by the rubber insulation piece at the bottom of the rear glass, which is touching the trunk. You can ask the dealer and they should adjust it but it may not work as it didn't for me. I was able to get rid of it by waxing the rubber insulation piece and the inside top of the trunk. As long as you wax it when you wash, or every month or two the sound will not come back. I know it sounds annoying but it's the only thing that worked for me so far
It seems like it goes away when I adjust my sunroof... I'm wondering if that is the real problem.
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M340i: Arctic White, 790M wheels, Cognac interior, Aluminum Tetragon trim - Totaled
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