local library Helm prints factory service manuals for GM vehicles. This very complete package usually costs about $120, and if you do your own work it is well worth the price - http://www.helminc.com ... I have the set for the 1990 G-van; the wiring harness book not only shows a complete schematic, but also illustrates all connectors and their locations, etc - over 200 11x17 pages. Check your local Library. It is free. They have lots of repair manuels.
Go to your nearest Chevy dealership and ask around for a wiring diagram.
Ignition wiring diagram
I need a wiring diagram for the battery, starter, and solenoid of a 1971 Chevy truck, 350.
can you show me the wiring diagram or schematics for a Chevy truck
need a wiring diagram for a 94 chev cab for the brake light switch
try haynes.com.
The 1999 monster truck stereo wiring diagram can be obtained from most Mazda dealerships. The stereo has a wiring harness consisting of five wires.
You can just go to Google images and Google Chevy truck wiring diagram and I'm sure it can give a specific year if you add that to it you should be able to find the specific year also.
The wiring diagram for a 1969 Chevy C10 truck is located in the service manual. It outlines where each electrical component is located and how they are wired together.
A complete diagram is available at MOTORLIT.COM.
The library
this is the proper