Cadillac DeVille (2002) - fuse box diagram - Auto Genius Jan 31, 2018Cadillac DeVille (2002) – fuse box diagram. Year of production: 2002. Engine compartment. The front Bussed Electrical Center (BEC) is located next to the engine on the passenger’s side of the vehicle. To access the fuse block, push in the two tabs located on the top and the bottom of the fuse block cover. Cadillac DeVille - 2002 Fuse Box Diagram Cadillac; DeVille - 2002 Fuse Box; 2-19. Remember, the theft-deterrent system won’t arm if you. lock the doors with a key or use the manual door lock. It. activates only if you use a power door lock with the. door open or the remote keyless entry transmitter. To avoid activating the alarm by accident do .