Key Programming Car Keys Most dealerships and brick and mortar locksmiths have tools that can help you program replacement keys or restore immobilizer information. These tools are usually bidirectional OBD-II devices. Insert a blank, new key and turn the ignition on to the "on" position without actually starting the vehicle. https://g2868197.rimmablog.com/28834563/car-key-programmed-tools-to-ease-your-daily-life