2004 Buick Park Avenue Owner's Manual - Page 304

7. Remove the bulb socket assembly by turning the socket one-quarter turn counterclockwise and pulling it out. 9. Replace it with a new bulb. 10. Reverse Steps 1 through 8 to reinstall the taillamp assembly. Replacement Bulbs Lamp High Beam Headlamp Low Beam Headlamp Parking/Turn, Front Back-Up Bulb Number 9005 9006 3057 3057 194 3057 8. Once the socket has been removed, pull the bulb straight out to remove it from the socket. Tail/Turn Tail/Stop For any bulb not listed here contact your dealer. 5-60