What is the correct type key for a 2004 buick park avenue base
It's a chipped key and need to be cut and programmed to your car. Do you have other keys that you can do the programming yourself? The procedure should be in your owners manual. If not, then your local locksmith or dealer can program for you.
Search Buick Park Avenue Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Buick Park Avenue Experts