What Are Car Key Programmers? The car key programming software can copy the transponder from an automobile. They are useful to replace stolen or lost keys. They can be used to reset the oil service light and warning lights for tire pressure, and other lights. These are typically bidirectional OBD https://g2823931.thezenweb.com/why-car-key-reprogramming-is-the-right-choice-for-you-67058797