What Are Key Programmers? Modern automobiles have ignition and key systems that require to be programmed at some point. This is the reason key programmers come in handy. There are three scenarios where a shop might require key programming capabilities. The shop may need to program keys in three scenarios: https://autolocksmith93590.blogtov.com/9846133/what-is-car-key-reprogramming-and-how-to-utilize-it