GMC K1500 Cab & Chassis 5.0 4WD (1978-09-01 - 1979-12-01)

GMC K1500 Cab & Chassis 4.1 4WD (1978-09-01 - 1980-12-01)

GMC K1500 Cab & Chassis 4.8 4WD (1978-09-01 - 1980-12-01)

GMC K1500 Cab & Chassis 5.7 4WD (1978-09-01 - 1980-12-01)

GMC K1500 Cab & Chassis 6.6 4WD (1978-09-01 - 1980-12-01)

GMC K1500 Cab & Chassis 7.4 4WD (1978-09-01 - 1980-12-01)

GMC K1500 Cab & Chassis 5.7 4WD (1978-09-01 - 1980-12-01)