Did a lot of time researching wiring diagrams. Relized that the standard wiring harness has one wire coming of the gauge going into a connection and coming out as two wires.. 1973 Davey 125 CFM IH gas tow behind 1978 Ford Courier XLT 2.3l 1983 Ford F150 LWB 302. Top. Clunker New Member. Re: Gas Gauge Wiring. Quote; Post by Clunker » Sun.. Don't know if I can help but I have 1979 Ford Truck Wiring Diagrams book. It is Course 0339-101 and must have been a training manual for Ford Mechs. Has the standard wire color code chart with 998 circuits and color of wire. This is for all the series. Bill
1973 - 1979 F-100 & Larger F-Series Trucks - Looking for fuel gauge wiring - I have a 1977 F-150. Some years ago, the fuel sending unit wire went missing in hopes of future upgrades and me not understanding how important it is to mark the wires before cutting them.. Here's the circuit diagrams. They don't have 1977 available, but 76 is and.. 1973-1979 Ford F-series Truck Wiring Diagrams : 1973 : COMING SOON! 1974 F100/F350 - 8 Pages (Complete) 3259 x 2400 - 765K. Misc. Wiring Schematics & Diagrams:. 1979 F100-F350 intermittent wiper switch: Ford truck wire color and gauge chart : You are here: Home Technical Wiring Diagrams :.