BMW Key Fob Replacement Cost BMW dealerships typically charge between $400 and $650 for a new key fob programmed to your car. However, you can save a substantial amount of money by buying the BMW key fob online and then having it programmed at home. Most BMW fobs are replaceable. https://wwwthekeylabcouk72831.blogpixi.com/30487610/how-to-tell-if-you-re-set-to-go-after-bmw-key-fob-replacement