OER Parts offers a wide selection of Body Components for your 1988 GMC Truck Convertible. OER Parts offers 1988 GMC Truck Cables, 1988 GMC Truck Convertible Tops 1988 GMC Truck Moldings, 1988 GMC Truck Rear Window, 1988 GMC Truck Roll Bar & Light Bar, 1988 GMC Truck Tonneau Cover, 1988 GMC Truck Boots, 1988 GMC Truck Top Care, 1988 GMC Truck Top Frames, 1988 GMC Truck Top Latches, 1988 GMC Truck Motors & Hardware and 1988 GMC Truck Weatherstrip.