OER Parts offers a wide selection of Cooling System Components for your 1979 GMC Truck. OER Parts offers 1979 GMC Truck Shroud Hardware, 1979 GMC Truck Shroud Mounting Kit, 1979 GMC Truck Lower Radiator Fan Shroud Clip, 1979 GMC Truck Upper Fan Shroud Bracket, 1979 GMC Truck Lower Fan Shroud Bracket, and 1979 GMC Truck Fan Shroud Flange Nuts.