BMW Key Cost - Alternatives to Heading to the Dealership BMW key fobs can be costly to replace when they get damaged or lost. There are options other than going to the dealer to purchase a new key fob. Locksmiths charge much less for car key replacement than dealerships. See https://thekeylab00877.life3dblog.com/29440977/bmw-key-programmer-explained-in-less-than-140-characters