Interior Fuse Box Location: 1994-1999 Cadillac DeVille The video above shows how to replace blown fuses in the interior fuse box of your 1997 Cadillac DeVille in addition to the fuse panel diagram location. Electrical components such as your map light, radio, heated seats, high beams, power windows all have fuses and if they suddenly stop working, chances are you have a fuse that has blown out. Cadillac Seville (1998) - fuse box diagram - Auto Genius Jun 28, 2019Cadillac Seville (1998) – fuse box diagram. Year of production: 1998. Engine Compartment Bussed Electrical Center (BEC) As mentioned above, the front Bussed Electrical Center (BEC) is located in the front of the engine compartment on the passenger’s side.