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 brand new, blank key and turn the ignition to the "on" position without starting the car. Repeat https://www.g28carkeys.co.uk/stevenage-auto-locksmiths-near-me/