MPGCheck

GMC C25 Pickup 2WD Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
1984
20 MPG combined
Latest Model
1988
19 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
1988Diesel Diesel182119$4,450Details →
1986Diesel Diesel161817$5,000Details →
1985Diesel Diesel172219$4,450Details →
1984Diesel Diesel182220$4,250Details →