Hi guys,
My 2021 M340i was at the dealership today where they were checking for inflating tyre (rear).
After a couple of short rides, just driving to my garage I started hearing terrible noise that seems to be coming from the front left with the hissing sound as well.
Here is the short clip:
https://www.youtube.com/shorts/S2dQEtgpQwM
Please let me know what you think.