How to buy a used car  When looking for a good car deal look first at the dealer you are buying from How long have they been in business? How is their customer approval rating? Do they offer warranties? Will they let you take the vehicle to a mechanic? Do they have bank financing available? Check several things on the vehicle Is oil full and clean? Is Transmission oil still pink? Are there any leaks under the vehicle? Has it been painted?  (Check for over spray) Is the state inspection and emission test been completed? Test drive at all speeds including freeway Do a car fax