F30 / F31 / F32 / F33 / F34 / F36 (2012 - current)
Hello! First-time poster here.
As my title describes, I have a 2015 F32, and I bought it around a month or 2 ago from a dealership. I know about the startup chime and have no problem with it. But recently, I started hearing a thumping noise that's rhythmical, like an error sound on startup...