Apr 8, 2009 · Here are the complete wiring harness schematics for the 73-87 series pickups. These are HUGE jpgs so you may want to save them to your hard drive and print the pages …

May 26, 2009 · Cool, these'll help. BTW, I picked up a copy of the wiring diagrams for the 1973 Light, Medium and Heavy Duty Trucks (ST 352-73) a while back if anyone needs a look at …

Jul 26, 2017 · The clipped and abandoned yellow wires are probably 20-gauge and originally part of the ignition primary wiring. The wire labeled "yellow or black to solenoid" I suspect is …

Nov 4, 2017 · The diagrams are posted here, but I also bought a physical copy from a vendor on eBay. FYI - When you are looking for a service manual, the 1975 manual is a supplement to …

Aug 7, 2017 · 73 GMC Truck Wiring Diagrams/Battery CablesGreat questions! Here is a more thorough discussion. Conventional ignition and High Energy Ignition (HEI) systems are …

Jul 20, 2017 · What's everybody's favorite source for buying wiring/looms/etc.? For short length battery cable runs try the various local parts houses for bulk cable sold by the foot. For best …

Jan 8, 2016 · my 1975 C10 was originally a straight 6 manual transmission truck. Since it was converted to a V8 auto and there was some hokey stuff done. I need to find a wiring diagram …

Jan 14, 2015 · 6.2 6.5 turbo diesel Diesel Fuel Systems 1978 1980 Oldsmobile 350N Diesel Miscellaneous 1995 Chevy (not working) 1998 Chevy manual trans (not working) 1998 Chevy …

Jun 5, 2013 · I have a 74 Chevy C20 3/4t, I need the underdash wiring for the "ignition switch" mounted on the top of the column. The wire colors I have are as followed: Orange Red Brown …

Jul 22, 2016 · Hello, I have a 1986 C10 Silverado Edition with power windows and power door locks. The passenger side connectors on the power window switch wires broke off. I …