1966 Chevelle Wiring Colourized Schematic - Free download as PDF File (.pdf) or read online for free.. WIRING DIAGRAM, 1966 CHEVELLE/EL CAMINO, 11x17, Color. These full-color factory wiring diagrams are ideal for any restoration project. Each diagram features factory colors on all wires including tracer wires. Complete wiring from front to rear of your vehicle is easy to identify if your using this laminated diagram. Each diagram features base vehicle only without the power options. Measures 11.
Gauge Cluster Wiring Always disconnect the vehicle battery before wiring any gauge. Connect a switched +12VDC power source to the Pink wire of the gauge wire harness. We recommend using a dedicated power source (i.e. separate fuse on fuse panel) to avoid possible problems caused by bad "noisy" power.. Pete 67 7,088 posts · Joined 1999 #3 · Aug 3, 2013 Re: 1966 Wiring Schematics/Diagrams Very helpful, Dave. :thumbsup: Any chance you can pull one up for a '73 Nova SS with factory A/C?