Why Buy a Genuine BMW Replacement Key? BMW key fobs have been made with security at the forefront. They only broadcast an unique identifying signal. This prevents unauthorized third parties from gaining access to your vehicle, or cloning the key. Key fobs that are used are not compatible with BMWs https://car-key-reprogramming66557.blogrelation.com/36059103/the-ultimate-guide-to-bmw-car-key