This can only be done by a GM dealer.
its not possible you need a minimmum of two keys to program a new key you need your old key and a new one sorry.
Maybe you mean "migration". Which means to move all the date from the format of the old program to the format of the new program so that you can begin using the new program without losing any "legacy data".
The dealers scan tool is required.
look for the active retainer on the new switch,now look for it on the old switch around the steering culomn insert the old key and turn it to the the position which the retainer is going in....pull the key out with the cylinder switch and put the new one....
The key fob can only be programmed at the dealer.
To key up a new ignition for a Ford Transit using an old key, you'll need to access the vehicle's ignition system and program the new key to match the existing key's transponder. This typically involves using a diagnostic tool or OBD-II scanner that can communicate with the vehicle's ECU. Follow the specific programming instructions provided by the tool to synchronize the new key with the vehicle. If you’re unsure, it’s best to consult a professional locksmith or automotive technician for assistance.
The dealers scan tool is required.The dealers scan tool is required.
Try using old key turn from "Off to on" not starting car 7 times--remove and insert new key use same procedure--then try to start w/new key. If you have 2 "old" keys do the same thing with 2nd old key before using new
To change the ignition key on a Peugeot 106, you'll first need to ensure you have the new key programmed to the vehicle's immobilizer system. Insert the old key into the ignition and turn it to the "On" position without starting the engine. Within a few seconds, turn the old key back to "Off" and remove it, then insert the new key and turn it to "On." This should allow the new key to be recognized by the vehicle's system. If you encounter issues, consult a professional locksmith or a Peugeot dealer for assistance.
The Old and New Testaments
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roll it off a cliff