What Are Key Programmers? Most modern cars come with ignition and key systems that require a reprogramming event at some point. This is where key programmers can be useful. There are three scenarios where a shop might require key programming capabilities. They could run into an error message that says https://car-locksmiths21011.blogars.com/28713577/how-to-determine-if-you-re-prepared-for-car-key-reprogramming