Key Fob Programming Near Me Modern cars come with a radio-frequency key fob. A car's radio receiver that is tuned to the signal from the fob decrypts the signal and then responds to it, allowing you to unlock, lock or even starting the engine. Some car owners have their fobs https://autolocksmith96720.blogdosaga.com/29326976/how-to-explain-car-key-programmer-to-your-grandparents