When working on anything electrical in a car, it is imperative to have a diagram. A diagram of the cooling fan wiring to a 1996 Mustang can be found in its maintenance manual.
You will find a free wiring diagram at: www.veryuseful.com/mustang/tech/engine#Diagrams Good Luck!
You can find a fuse box wiring diagram for a 1985 Mustang GT 5.0 in the vehicle's owner manual. You can also find them at designated auto part stores.
You can find a wiring diagram for a 1999 Chrysler 300m in the vehicle's owner's manual. You can also find it at various auto parts stores.
where can i find free radio wiring diagram for a Plymouth sundance 1993
Go to www.the12volt.com they have free wiring diagrams.
Haynes auto books