Originally Posted by SZ328i
Anyone else having issues in their 2010 E92 328 cpe sound system being under powered and causing the speakers to have a crackling/tearing sound when it is turned up and windows down. I have gone to SA couple times and they can't diagnose the problem. Advice? Greatly Appreciated.
Search for "Stereo 6-speaker system". That's the way it is designed to work. Seriously.