Accidentally used an old key to start a newly programed system

Asked by Mar 12, 2017 at 01:23 PM

Question type: General

Our 2004 Pontiac Montana was recently
recalibrated and given new keys.  I found my old
key and accidentally tried to start the car.  Now no
keys work.  What can I do to start my van?

1 Answer

10

You can try matching the key again. You may require service of some locksmith or technician for this: https://www.youtube.com/watch?v=PV7LJf47oWY

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