GMC K2500 Extended Cab Pickup 6.6 4WD (1979-09-01 - 1980-12-01)

GMC K2500 Extended Cab Pickup 4.8 4WD (1978-09-01 - 1985-12-01)

GMC K2500 Extended Cab Pickup 4.1 4WD (1979-09-01 - 1980-12-01)

GMC K2500 Extended Cab Pickup 4.3 4WD (1987-09-01 - 1987-12-01)

GMC K2500 Extended Cab Pickup 5.7 4WD (1978-09-01 - 1985-12-01)

GMC K2500 Extended Cab Pickup 6.2 D 4WD (1981-09-01 - 1984-12-01)

GMC K2500 Extended Cab Pickup 6.2 D 4WD (1984-09-01 - 1985-12-01)