How to Program a Key The majority of modern keys for vehicles need to be programmed before they will work. This can be done at a dealership parts department or by a locksmith equipped with the right tools. There are two scenarios where key programming is required at the shop: https://auto-locksmiths69774.blogthisbiz.com/35541146/a-how-to-guide-for-car-key-programmed-from-beginning-to-end