How to Get Replacement Car Keys For Ford There are a variety of options to replace your Ford car key ford keys if you have lost keys. One of the simplest and least expensive options is to visit your local Ford dealership. They are able to use codes to cut new keys for you vehicle. However they are only valid for a particular number of years, usually 10 years. If your Ford is older than that, it is recommended to contact an automotive locksmith. They can typically cut replacement keys for about $125. Cost to replace the transponder keys The cost of replacing the ford spare key transponder lock key will differ based on the year and model. You can save money by visiting an automotive locksmith instead of a dealer. These locksmiths specialize in transponder keys, and the prices vary from $50 to $75. They can program keys for Ford and GM, Dodge, Honda, Toyota, as well as other brands. Ford transponder keys are created from special chips that are programmed for each vehicle.