Key that came wirh lock cylinder dont have chip on it like oreginal what to do on 2002 Buick Regal
Take both the old key and new key to a locksmith... Should be able to fix you right up!
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BUY KEY FROM DEALER
That key is just a template to get one made at the locksmith. You will need your old key so they can measure the resistance of the chip. The vats system used 15 different resistors.