Programming Car Keys at Home Reprogramming car keys is a procedure that requires specialized equipment that only auto locksmiths have access to. Certain manufacturers have a technology that stops anyone except the dealership from reprogramming keys. Start by inserting an empty key into the ignition, without turning off the engine. https://auto-locksmith31467.blogdeazar.com/29372104/beware-of-these-trends-concerning-car-key-programer