Originally Posted by karalunj
I know this for fact that they can tell since they are trying to use it against me in my quest for a lemon law settlement. BMW Customer Care mentioned that it clearly states in the report that the tech pulled up an over rev code. I did not do it and always break my vehicles in according to specs and inquired a my local dealer. They told me the car was indeed over reved at one point but exactly when is not possible to decipher. I was not the first to drive car and suspect a salesman or prospective buyer did it upon test drive. I hope that that info helps..
In your case, unless the can time and date stamp the "events", there is no way to prove whether you did it, or some lot jockey or tech while it was in for service. A good lawyer would have that "evidence" dismissed in no time.