Programming Car Keys at Home Reprogramming car keys is a difficult process that requires specialized tools that are only available to auto locksmiths. Some manufacturers have technology which prevents anyone but the dealership from reprogramming keys. Begin by inserting an empty key into the ignition, without turning the engine on. https://autolocksmith84096.frewwebs.com/29985421/why-everyone-is-talking-about-car-key-programmed-right-now