How to Program a Car Key Modern cars use more than a key to start the engine. They also include a remote to lock and unlock doors. These key fobs have to be programmed in order to function. It is possible to pre-program certain car keys by the owner, however https://g2856673.slypage.com/29924200/be-on-the-lookout-for-how-car-key-programer-is-gaining-ground-and-what-to-do-about-it