1996 Buick Century Owner's Manual - Page 60

The ignition keys are When a new Centuryis delivered, the dealer removes the plugs from the keys, and gives them to the first owner. Each plug has a code on it that tells your dealer or a qualified locksmith how to make extra keys. Keep the plugs in a safe place. If you lose your keys, you'll be able tohave new ones made easily using these plugs. 1 I'NOTICE: 1 The door keys are for the Your Buick has number of new features that a can help prevent theft. But you can have a lot of trouble getting into your vehicle if you ever lock your keys inside. You may even have to damage your vehicle to get in. be sure you So have extra keys. 2-2