What Functions Does a BMW Key Fob Have? Your BMW key fob could have many functions. It can be used to unlock your doors, control your windows and even start your engine. There are some tricks that you might not know about. Here are a few of the best. Functions https://car-key-repair61479.wizzardsblog.com/30155071/the-reasons-bmw-key-fobs-is-fast-becoming-the-trendiest-thing-in-2023