Factory stereo wiring diagram for 1996 ford f150 - answers Ford F-150. Factory stereo wiring diagram for 1996 ford f150? Buying a wiring harness(at any stereo place or walmart has them) would be better to use, but here is the wiring info that you need 1996 Ford F150 Truck | Stereo Wiring Diagram 1996 Ford F150 Truck Stereo Wiring Information. Radio Battery Constant 12v+ Wire: Green/Violet Radio Accessory Switched 12v+ Wire: Black/Pink The stereo wiring diagram listed above is provided “as is” without any kind of warranty. Use of the information above is at your own risk. Leave a Reply.