What Are Key Programmers? Modern automobiles come with ignition systems and keys that have to be programmed at some point. Key programmers are helpful in this situation. There are three scenarios where shops may need to have key programming capabilities. The shop may have to program keys in three scenarios: https://autolocksmiths51454.bcbloggers.com/28928320/the-infrequently-known-benefits-to-car-key-reprogramming