Getting a BMW Spare Key Your BMW's key fob may need an upgrade in battery. It is possible to upgrade to smart keys, which utilize your smartphone as a substitute for the key. BMW must prepare replacement fobs to your vehicle by using the VIN. This is done to protect https://thekeylab33144.thekatyblog.com/29241600/it-s-the-one-bmw-key-1-series-trick-every-person-should-know