Key Programming Car Keys Most dealerships and brick and mortar locksmiths have tools that can help you program replacement keys or restore immobilizer data. These tools are typically bidirectional OBD-II devices. Insert a brand new, blank key and turn the ignition on to the "on" position, without starting the vehicle. https://autolocksmith15868.blognody.com/29216693/seven-explanations-on-why-car-key-programming-is-important