Key Programming Car Keys Most brick and mortar locksmiths and dealership parts departments have tools that can assist you in programming replacement keys or restore the immobilizer's data. These tools are typically bidirectional OBD-II devices. Insert a new key and turn it to the on position without starting the engine. https://g2880503.izrablog.com/29788357/five-car-key-reprogramming-lessons-from-the-pros