Originally Posted by smiffy335
On another note, I read on another M3 forum that the dealer can read how many revs, how hot the oil has got, how fast the car has gone, how much fuel its used, how many launch controls it's done. etc, etc
I wouldn't be at all surprised as Porsche record revs and other timestamped usage data. Since memory is so cheap nowadays I expect a lot of cars record that info.