Engine Firing Orders: 1987
GMC G 1500 ½-Ton Van 4.3 liter V-6 VIN "Z" GMC G 1500 ½-Ton Van 5.0 liter V-8 VIN "H" GMC G 1500 ½-Ton Van 5.7 liter V-8 VIN "K" GMC G 2500 ¾-Ton Van 4.3 liter V-6 VIN "Z" GMC G 2500 ¾-Ton Van 5.0 liter V-8 VIN "H" GMC G 2500 ¾-Ton Van 5.7 liter V-8 VIN "K" GMC G 3500 1-Ton Van 4.3 liter V-6 VIN "Z" GMC G 3500 1-Ton Van 5.0 liter V-8 VIN "H" GMC G 3500 1-Ton Van 5.7 liter V-8 VIN "K" TBI GMC G 3500 1-Ton Van 5.7 liter V-8 VIN "M" 4-bbl GMC Jimmy Full Size 5.0 liter V-8 VIN "H" GMC Jimmy Full Size 5.7 liter V-8 VIN "K" GMC R 1500 P/U 2WD 4.3 liter V-6 VIN "Z" GMC R 1500 P/U 2WD 5.0 liter V-8 VIN "H" GMC R 1500 P/U 2WD 5.7 liter V-8 VIN "K" GMC R 1500 P/U 2WD 7.4 liter V-8 VIN "N" GMC R 2500 P/U 2WD 4.8 liter L6 VIN "T" GMC R 2500 P/U 2WD 4.3 liter V-6 VIN "Z" GMC R 2500 P/U 2WD 5.0 liter V-8 VIN "H" GMC R 2500 P/U 2WD 5.7 liter V-8 VIN "K" GMC R 2500 P/U 2WD 7.4 liter V-8 VIN "N" GMC R 3500 P/U 2WD 4.8 liter L6 VIN "T" GMC R 3500 P/U 2WD 4.3 liter V-6 VIN "Z" GMC R 3500 P/U 2WD 5.0 liter V-8 VIN "H" GMC R 3500 P/U 2WD 5.7 liter V-8 VIN "K" GMC R 3500 P/U 2WD 5.7 liter V-8 VIN "K" GMC R 3500 P/U 2WD 7.4 liter V-8 VIN "N" TBI GMC R 3500 P/U 2WD 7.4 liter V-8 VIN "W" 4-bbl GMC S15/T15 2WD Jimmy 2.5 liter L4 VIN "E" GMC S15/T15 2WD Jimmy 2.8 liter V-6 VIN "R" GMC S15/T15 2WD P/U 2.5 liter L4 VIN "E" GMC S15/T15 2WD P/U 2.8 liter V-6 VIN "R" GMC S15/T15 4WD Jimmy 2.5 liter L4 VIN "E" GMC S15/T15 4WD Jimmy 2.8 liter V-6 VIN "R" GMC S15/T15 4WD P/U 2.5 liter L4 VIN "E" GMC S15/T15 4WD P/U 2.8 liter V-6 VIN "R" GMC Safari Van M 2.5 liter L4 VIN "E" GMC Safari Van M 4.3 liter V-6 VIN "Z" GMC Suburban ½-Ton 2WD 5.0 liter V-8 VIN "H" GMC Suburban ½-Ton 2WD 5.7 liter V-8 VIN "K" GMC Suburban ½-Ton 2WD 7.4 liter V-8 VIN "N" GMC Suburban ½-Ton 4WD 5.0 liter V-8 VIN "H" GMC Suburban ½-Ton 4WD 5.7 liter V-8 VIN "K" GMC Suburban ½-Ton 4WD 7.4 liter V-8 VIN "N" GMC Suburban ¾-Ton 2WD 5.0 liter V-8 VIN "H" GMC Suburban ¾-Ton 2WD 5.7 liter V-8 VIN "K" GMC Suburban ¾-Ton 2WD 7.4 liter V-8 VIN "N" GMC Suburban ¾-Ton 4WD 5.0 liter V-8 VIN "H" GMC Suburban ¾-Ton 4WD 5.7 liter V-8 VIN "K" GMC Suburban ¾-Ton 4WD 7.4 liter V-8 VIN "N" GMC V 1500 P/U 4WD 4.3 liter V-6 VIN "Z" GMC V 1500 P/U 4WD 5.0 liter V-8 VIN "H" GMC V 1500 P/U 4WD 5.7 liter V-8 VIN "K" GMC V 1500 P/U 4WD 7.4 liter V-8 VIN "N" GMC V 2500 P/U 4WD 4.8 liter L6 VIN "T" GMC V 2500 P/U 4WD 4.3 liter V-6 VIN "Z" GMC V 2500 P/U 4WD 5.0 liter V-8 VIN "H" GMC V 2500 P/U 4WD 5.7 liter V-8 VIN "K" GMC V 2500 P/U 4WD 7.4 liter V-8 VIN "N" GMC V 3500 P/U 4WD 4.8 liter L6 VIN "T" GMC V 3500 P/U 4WD 4.3 liter V-6 VIN "Z" GMC V 3500 P/U 4WD 5.0 liter V-8 VIN "H" GMC V 3500 P/U 4WD 5.7 liter V-8 VIN "K" GMC V 3500 P/U 4WD 5.7 liter V-8 VIN "M" 4-bbl GMC V 3500 P/U 4WD 7.4 liter V-8 VIN "N" GMC W Sprint/Caballero 4.3 liter V-6 VIN "Z" GMC W Sprint/Caballero 5.0 liter V-8 VIN "H"
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