Troubleshooting Problems With BMW Keys BMW keys were large, black plastic rectangles. They were inserted into the ignition to start and unlock the car. But that all changed when the digital keys came along. But can it be hacked? You can use a keyfob that's not genuine to enable Comfort https://thekeylab-co-uk77390.blogitright.com/30325901/11-creative-ways-to-write-about-bmw-key-fob