What Are Car Key Programmers? The car key programmers can duplicate the transponder of the vehicle. They can be used to replace keys that were lost or stolen. They can also be used to reset the oil service light as well as warning lights for tire pressure and other functions. https://g28carkeys40041.blogolenta.com/26270360/the-time-has-come-to-expand-your-car-keys-programmed-options