Programming Car Keys at Home Car key reprogramming is a process that requires special equipment that only auto locksmiths have access to. Certain manufacturers have technology that prevents anyone except the dealership from reprogramming your keys. Begin by inserting a blank key into the ignition, without turning off the engine. https://g28carkeys91849.blogvivi.com/29945837/this-is-the-one-car-key-programmed-trick-every-person-should-learn