How to Reprogram Car Keys Typically, you'll need an active spare key and a specialized programming device. Also, you should have your car's owner manual handy. The reprogramming process will vary according to the car model. Start by inserting the working key into the ignition and flipping it to the https://autolocksmith96720.blogdosaga.com/29292112/five-car-key-programing-lessons-from-the-professionals