Where can you get a fuse box diagram for 1990 dodge van A free copy of a fuse box diagram and wiring diagram for a 1991 Dodge Dakota truck can be found at the local library. Look for books about automotive repair that are specific for that vehicle. Where can you get a fuse box diagram for a 1990 Dodge Ram Where can you get a fuse box diagram for a 1990 Dodge Ram van? Answer. Wiki User April 30, 2008 6:55PM. If you trying to find out what fuse is for what well in your manuel or if you don't have one go to the junk yard and find one in the van there .r. Related Questions. How To Remove Fuse Box Cover From Dodge Ram Van - YouTube Click to view on Bing2:12A brief tutorial on how to remove a fuse box cover from a Dodge Ram Van. It a little difficult to do this while holding the camera with one hand. But its a snap with two hands.Author: James ConnollyViews: 23K 1990 Dodge Ram 250 VAN; Turn signals light but will not 1990 Dodge Ram 250 VAN; Turn signals light but will not flash automatically. Signals can be 'flashed' by manually operating the turn signal lever, both by clicking thru the detent and by a partial defelction of the level/wand not moving its full range. Fuses are good. 4-way flasher is operates normally.