72 C10 Heater Wiring Diagram Oem wiring diagrams Wiring c10 chevy gauges OEM Wiring Diagrams | 1966 Chevy C10 OEM Wiring Diagrams | 1966 Chevy C10 Check Details ← 71 Vw Wiring Diagram 72 Chevelle Wiring Diagram → Share with friends Link copied