Troubleshooting Problems With BMW Keys BMW keys used to be large black rectangles of plastic. They were put into the ignition to start and unlock the car. But all that changed when the digital keys was introduced. But can it be hacked? Can you use a keyfob that's not genuine https://carkeyrepair51137.weblogco.com/30291240/15-reasons-to-not-overlook-bmw-key-fob