How to Program a Car Key Modern cars come with more than just a key which can start the engine. They also have a remote control that can lock or open doors. These key fobs need to be programmed correctly. Some car keys can be preprogrammed by the owner themselves https://auto-locksmith61031.activosblog.com/28678036/the-top-car-key-programing-the-gurus-are-using-three-things