What Functions Does a BMW Key Fob Have? Your BMW key fob probably has many functions. It can be used to unlock your doors, manage your windows, and even start the engine. But there are some hidden tricks that you might not be aware of. Let's take a look at https://car-key-replacement60260.blogscribble.com/30174130/15-shocking-facts-about-bmw-key-fobs-that-you-never-knew