What Are the Different Types of Codes and How Do They Work? Contrary to older keys car keys have chips in them that are specific to each vehicle. This stops thieves from taking the key and putting it in the car. These keys are typically purchased from a dealership or https://carlocksmiths60203.blogsvirals.com/28921224/a-how-to-guide-for-car-key-programmed-from-beginning-to-end