What does let the buyer beware mean?

Did the olden day cars have safety belts? How much is car gas per month? What color is engine coolant? Denso alternator with three terminals s l ig what are they for? What is a guarantee that covers the entire car? What ground clearance does the 2007 Lexus LS-460 have? Is it safe to drive a heavy goods vehicle without a retarder? What can cause an emissions light to come on? What can cause your rpms to rev up high in first gear but the car wont go any faster? You hit a well head on private property and have no auto insurance? Where is the gearbox inhibtor switch on L200? How much does a tune up for a 1979 Lincoln continental cost? What is the cheapest car insurance available for young drivers? What if someone rear ends you and you have no license but you have insurance the person who hit you has insurance? Is it illegal to insure someone else's car in their name and drive car in your name? How much hydrogen is needed to run a car engine? What type of a system is a car radiator? Can a vehicle finance company repo your grand fathers car if he dies? How long is a 50 seater bus? What was the top selling car in 1975?