OER Parts offers a wide selection of Body Components for your 1990 GMC S15. OER Parts offers 1990 GMC S15 Trunk Components, 1990 GMC S15 Interior Panels, 1990 GMC S15 Latches and Hinges, 1990 GMC S15 Partitions, 1990 GMC S15 Spare Tire & Jack Accessories, 1990 GMC S15 Spatter Paints, 1990 GMC S15 Trunk Insulation, 1990 GMC S15 Spare Tire and Parts, 1990 GMC S15 Trunk Lock & Key, and 1990 GMC S15 Trunk Mats & Carpets.