Starter solenoid Wiring Diagram Chevy | Free Wiring Diagram Variety of starter solenoid wiring diagram chevy. A wiring diagram is a simplified traditional photographic representation of an electric circuit. It shows the parts of the circuit as simplified shapes, and also the power and also signal connections between the gadgets. Reproduction Wiring Harnesses - LMCTruck Reproduction Wiring Harnesses are complete with original connectors and wire colors for ease of installation. If your original harness is missing or damaged beyond recognition, you may need to purchase a factory assembly manual or a wiring diagram for correct harness routing and wiring diagrams, see pages and for manuals.Wiring diagrams ARE NOT included with reproduction harnesses.