1. SPEEDOMETER ACCURACY! THE SPEEDO ON MY 2006 325I WAS OFF BY 10%. AT 80MPH ON THE SPEEDO, ACTUAL SPEED WAS 72. AT 30 ACTUAL WAS 27. I HAVE BEEN PULLED BY A COP TWICE BECAUSE OF THIS PROBLEM. 2. PASSENGER RESTRAIN ERROR MESSAGE THE AIR BAG WARNING LIGHT ILLUMINATED AND A MESSAGE DISPLAYED ON THE MESSAGE BOARD STATING THAT THE PASSENGER RESTRAINT HAD MALFUNCTIONED. *TR