1992 DeVille, second fuse box - Cadillac Owners Forum 1992 DeVille, second fuse box under glove box: what does fuse #5 control? 1993 Cadillac deville sedan 1986 cadillac deville RIP Does anyone have a diagram for the fuse box underneath the glove box that shows which fuse, fuse #5 is? Save Share. Reply. 1 - 12 of 12 Posts.