Thread: Potential Issue When Braking
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      08-05-2014, 09:13 PM   #8
GregW / Oregon
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Drives: 2023 M2 Coupe, 2020 GLE 450
Join Date: Nov 2005
Location: Lake Oswego, OR

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2023 M2 Coupe  [9.83]
2020 Mercedes GLE 450  [7.25]
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Originally Posted by SteveSpy View Post
Every time I brake from say 50-60 MPH down to a full stop I hear a humming sound. Is this normal? Should I be looking into this and reporting it to the dealership at the 1200mile break-in service or is this normal? Has anybody else experienced this?
This is caused by the cross-drilled rotors. It will go away in time.
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Greg Lake Oswego, Oregon, USA
2023 M2 Coupe - Brooklyn Grey/Cognac/CF, 6MT; 2020 MB GLE 450
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