Programming Car Keys at Home Car key reprogramming is a process that requires specialized equipment that only auto locksmiths have access to. Certain manufacturers have technology that prevents anyone except the dealership from reprogramming keys. Start the process by inserting a blank key into ignition, without turning off the engine. https://carlocksmith79505.bloggactif.com/30035037/7-simple-strategies-to-totally-enjoying-your-car-key-programer