What to Do When You Lose Your BMW Keys BMW cars are expensive, and they come with sophisticated anti-theft technology. This makes them extremely difficult to take away and also makes things when you lose keys. If you lose the BMW key, the first step is to call your dealer. https://thekeylab59642.angelinsblog.com/29678103/how-to-create-an-awesome-instagram-video-about-bmw-key-fob