What Are the Different Types of Codes and How Do They Work? Contrary to older keys car keys have specific chips that are unique to each vehicle. This prevents thieves from just taking the key and starting the car. The keys are usually bought from a dealer or copied by https://autolocksmiths42227.bloggactivo.com/28988918/how-to-tell-if-you-re-ready-to-go-after-car-key-programmed