1972 GMC C25/C2500 Suburban Engine: 4.1L L6 GAS; Position: Fan and Power Steering;. 1974 GMC C25/C2500 Suburban Engine: 4.1L L6 GAS; Position: Fan and Power Steering;. 1973 GMC C25/C2500 Suburban Engine: 4.1L L6 GAS; Position: Fan and Power Steering;.
