Key Programming and Data Transfer The purpose of key programming is to make a new car key to work. This procedure is usually done by a locksmith or at the dealer. To program a key, you must insert it into the ignition, and then turn it to the 'On' position https://autolocksmiths56303.aboutyoublog.com/30568738/a-list-of-common-errors-that-people-make-when-using-car-key-programer