you can find under the bonnet and to the right of the engine
under the bonnet on the passenger side
no need for diagram its red and just under the stearing wheel on the colum
go to wildfiremotors.com look under parts their is a place's to lookfor wiring
An under hood wiring diagram for the Dodge Ram 2500 can be found in its service manual. A copy may be obtained from the nearest Dodge dealership.
Buy A book.
Log book, under minor fuse box.
Try AutoZone.com under repair.
a diagram should be located on the fan shroud or on a sticker under the hood.
if you're a blonde female.......it's under the bonnet - hope this was of some help
Autozone.com under vehicle repair guides under repair info.
Usually there is a diagram under the hood either by the radiator or the hood itself.