Key Programming Car Keys The majority of dealerships and brick and mortar locksmiths are equipped with tools that can help you program replacement keys or restore immobilizer data. These tools are usually bidirectional OBD-II units. Insert a new key and switch it to the on position, without starting the engine. https://autolocksmiths73178.blue-blogs.com/36026370/where-can-you-find-the-most-reliable-car-key-programming-information