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