How to Reprogram Car Keys Typically, you will need an active spare key and an instrument for programming. Also, you should have the owner's manual for your car handy. The reprogramming process will vary by car type. Start by inserting the working key into the ignition and turning it to https://g28carkeys69632.ssnblog.com/28765962/what-is-car-key-programing-and-how-to-use-it