What Functions Does a BMW Key Fob Have? Your BMW key fob is likely to have many functions. It can be used to unlock your doors, control your windows, and even start your engine. However, there are some hidden tricks that you might not be aware of. Let's look at https://car-key-replacement20710.tblogz.com/why-bmw-key-fobs-will-be-your-next-big-obsession-44111017