What I'm guessing is the air woofer is making some nasty rattles and vibrations through the whole dashboard. It can be heard in and out of the car...
After paying the extra for the HK system I'm very disappointed because I don't even want to play music at all...
Air Woofer Rattles
R-Design Pro T3 | Bursting Blue | Xenium | Convenience | Intellisafe Pro | Smartphone Integration | Harman/Kardon | Powered Tailgate
Ordered: 04/04/18 | Delivered: 19/11/18 | Sold: 15/02/19
Replaced with: Mercedes-Benz E400 in red
Ordered: 04/04/18 | Delivered: 19/11/18 | Sold: 15/02/19
Replaced with: Mercedes-Benz E400 in red