BMW Key Fob Replacement Cost BMW dealerships charge between $400 and $650 for new car key fob. However, you can save a substantial amount of money by buying the BMW key fob online and having it programmed at home. Most BMW fobs are re-usable. You can buy batteries at the https://car-key-replacements78786.blogs100.com/30509088/learn-the-bmw-key-fob-replacement-tricks-the-celebs-are-using