[ASRman]

Originally Posted by zenohua

Solve: F8X M3/M4 Cold Start engine click/tick/knock sound https://f80.bimmerpost.com/forums/sh....php?t=1645060

Having my dealer start tearing apart the engine for this 'issue' is the last last resort. I have heard this noise on every single M3/4 I've seen. Longer journeys have stopped the noise for me but I will try a different oil/oil cleaner at my next oil change.