answer:That may fly in Canada, but the Fourth Amendment issues involved make it unlikely in the US, at least not without a years-long legal battle. If they want that information after an accident or crime then there’s Probable Cause, but otherwise it’s warrantless snooping. OBDIII was set to be a successor to the OBDII that controls the engines of all cars built since 1996. It got canned because it contained similar information tracking/transmission abilities.