Key Programming and Data Transfer The purpose of key programming is to make the new car key to work. This process is usually executed by a dealer or locksmith. To program a new key, place it into the ignition, then switch the key to "On" position, without starting the vehicle. https://g28-car-keys26618.bleepblogs.com/29883559/7-easy-secrets-to-totally-doing-the-car-key-programer