How to Program a 2004 Buick Park Avenue Ignition Chip Key Transponder

Step by Step How to Programming Instructions:

These programming procedures apply only to vehicles built in the USA.

Can I program a new key myself if I don’t have any working keys?
Yes, once you have the new key cut by a locksmith, follow these instructions:

1. Insert the new cut key into the ignition and turn it to the ON position for 10 minutes and 30 seconds.
2. Within 45 seconds, turn the key to OFF and then back to the ON position for 10 minutes and 30 seconds.
3. Again, within 45 seconds, turn the key to OFF and then back to the ON position for 10 minutes and 30 seconds.
4. Turn the key OFF and then back ON. The key is now programmed. Start the vehicle to test the key.

**Can I program a duplicate key for this vehicle?**
Yes, you can. Once you have obtained a new key cut by a locksmith, follow these instructions:

1. Insert an existing programmed working key into the ignition cylinder.
2. Turn the ignition to the ON position for 5 seconds, then back to the OFF position.
3. Remove the existing key, and within 5 seconds, insert the new key and turn it to the ON position for 5 seconds.
4. Turn the key OFF and then back ON. The key is now programmed. Start the vehicle to test the key.

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