Buick Century - 1998 Fuse Box Diagram Buick Century - 1998 Fuse Box Diagram. Home; Buick; Century - 1998 Fuse Box; P A S S - K ~ ~ @ 11 . Your vehicle . is . equipped . with the PASS-Key I1 (Personalized Automotive . Security System) theft-deterrent system. PASS-Key I1 is a passive . theft-deterrent system. It . works when you insert . Interior Fuse Box Location: 1997-2005 Buick Century - 2004 Click to view0:16The video above shows how to replace blown fuses in the interior fuse box of your 2004 Buick Century in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power Author: Lake Ford Buick Century (2000) - fuse box diagram - Auto Genius Buick Century (2000) – fuse box diagram. Year of production: 2000. Instrument Panel Fuse Block. Some fuses are located in a fuse block on the passenger’s side of the instrument panel.