How to Program a BMW Key Fob Using a BMW Key Programmer BMW key programming is a process that allows you to add an additional key or replace one. The instructions for this can be found in the owner's manual or on the internet. First, you need a working key https://car-key-reprogramming63801.dgbloggers.com/30433355/how-to-tell-if-you-re-in-the-right-place-for-bmw-key-fob-replacement