OER Parts offers a wide selection of Body Components for your 1979 GMC Truck. OER Parts offers 1979 GMC Truck Trunk Components, 1979 GMC Truck Interior Panels, 1979 GMC Truck Latches and Hinges, 1979 GMC Truck Partitions, 1979 GMC Truck Spare Tire & Jack Accessories, 1979 GMC Truck Spatter Paints, 1979 GMC Truck Trunk Insulation, 1979 GMC Truck Spare Tire and Parts, 1979 GMC Truck Trunk Lock & Key, and 1979 GMC Truck Trunk Mats & Carpets.