Troubleshooting Problems With BMW Keys Up until the i8 and 7 Series, BMW keys were pretty clunky black plastic rectangles that needed to be inserted into the ignition slot to unlock and start the car. However, that all changed when the digital key was introduced. But can it be hacked? https://thekeylab33144.thekatyblog.com/29294785/how-bmw-key-cost-can-be-your-next-big-obsession