The Benefits and Disadvantages of the BMW Keyless Entry System The BMW key fob is much more than a physical tool to unlock your car or start it. The built-in transmitters, as well as the security features, protect your vehicle from hackers who try and clone BMW signal fob signals. https://carkeyprogramming80707.slypage.com/30513387/20-fun-facts-about-bmw-car-key-replacement