How to Program a Car Key Modern cars have more than a key to start the engine, they also come with a remote that can lock and unlock doors. Key fobs need to be programmed to function. It is possible to pre-program certain car keys by the owner, however it https://car-locksmiths21011.blogars.com/28608152/this-is-the-history-of-car-key-programing-in-10-milestones