A vehicle history report (VHR), also known as a VIN check, or VIN lookup is a document containing detailed history about a vehicle which can be a car, boat, truck or RV. VHR or a DMV VIN check reveals lots of information which includes past ownership of the vehicle, any lien that was held o the vehicle, accident history, damage done due to flood, title history blemishes, car title check, airbag deployments, whether your vehicle was determined to be a lemon or not.