1966 Chevelle Wiring Schematic - Best Free Wiring Diagram 1966 Chevelle Wiring Schematic (Feb 24, 2019) ― Many thanks for stopping by at this website. Listed below is a wonderful graphic for 1966 chevelle wiring schematic have been hunting for this image throughout on ―line and it originate from reputable resource. 1966 Chevelle Wiring Diagram - Chevelle Parts. Chevy This diagram includes the entire wiring schematic of your Chevelle from bumper to bumper. 1966 Chevelle Wiring Diagram Product May Vary From Above Listed Image. El Camino and Chevelle parts, or Nova parts free through the mail! Request Our Catalog.