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American Autowire-1969-1972 Forward Lamp Wire Harness-Gmc Truck-37769 1969-1972 Forward Lamp Wire Harness - Gmc Truck With Warning Lights, With Side Marker Lights - This Factory Fit front lamp harness is engineered to original General Motors specifications for 1969-1972 GMC trucks. Pre-assembled, taped, and ready for immediate installation, it connects at the firewall in the factory location and follows authentic routing throughout the engine compartment. The harness manages charging system circuits, park and turn indicators, headlights, horn, and horn relay functions. Designed for vehicles equipped with original alternators featuring external voltage regulators. Consult your factory service manual for complete installation guidance and circuit verification specific to your model year.
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🇺🇸 Ship from USA · On Agora since 2026
$409.45