How to Program a BMW Key Fob Using a BMW Key Programmer BMW key programming allows you to replace or add an extra key. The instructions to do this can be found in the manual of your car or online. First, you need a working key to begin the process. https://car-key-replacement02870.blogofchange.com/30636319/why-bmw-key-fob-replacement-isn-t-as-easy-as-you-think