I TG I6 20O RPO DEFINITIONS AV5 FRONT HIGH BACK BUCKET SEAT A31 WINDOW ELECTRIC OPERATED SIDE A57 SEAT PASSENGER AUXILIARY V EB5 CAB EOUIPMENT ROUT NG Z73 TRIM INTERIOR SPECIAL I3 INTERIOR TRIM LT SLATE GRAY I9I INTERIOR TR M BLACK 24I INTERIOR T RIM DARK BLUE I 47I INTERIOR TRIM DARK RED 6PI DOOR ARMREST RH 64I INTERIOR TRIM LIGI IT BEIGE I I l A I 1992 GENERAL MOTORS SERVICE PARTS I PERAT ONS LT TFIUCK 53P L L I I I6 19 16 000 GROUP