Posts Tagged: headlight wiring diagram

Silverado Headlight Wiring Diagram: Troubleshoot with Ease

Headlight Wiring Diagram Chevrolet Silverado If you want to troubleshoot a headlight problem in your Chevrolet Silverado, you’ll need this headlight wiring diagram. Unlike many other headlight systems, the normal headlights and DRL lights are two separate systems, but they’re both controlled by the body control module (BCM). When you turn on the headlights, the headlight switch passes the battery voltage through the headlight switch to the BCM. The BCM sees the voltage and provides power to the control coil on the headlight relay. That closes the contacts and provides … Read More