OER Parts offers a wide selection of Body Components for your 1980 GMC All Models. OER Parts offers 1980 GMC All Models Bumper Brackets, 1980 GMC All Models Filler Panels 1980 GMC All Models Guards & Bumperettes, 1980 GMC All Models Hardware, 1980 GMC All Models Impact Bar & Absorber, 1980 GMC All Models License Plate Brackets, Hardware & Frames 1980 GMC All Models License Plate Panel, 1980 GMC All Models License Plates, and 1980 GMC All Models Seals.