1997 Buick Century Owner's Manual - Page 79

The ignitionkeys are for the ignition only. The ignitionkeys don't have plugs. Your Buick dealer or Roadside Assistance has the code for your keys. Each plug has a code on it that tells your dealer ora qualified locksmith how to make extra doorkeys. Keep If the plugs in a safe place.you lose your door keys, you'll be able to have new ones made easily using these plugs. If you need a new ignition key, contact your Buick dealer who can obtain the correct code, or, in an key emergency, call Buick Roadside Assistance at 1-800-252-1112. 1 The door keys are for the doors and all otherlocks. I NOTICE: Your Buick has a number of features that can help prevent theft. But you can have of a lot trouble getting into your vehicle if you ever lock your keys inside. You may even have to damage your vehicle get in.So be sure you to have extra keys. When a new Buick is delivered, the dealer removes the plugs from the door keysand gives them to the first owner. 2-3