MPGCheck

GMC Sierra C15 Cab Chassis 2WD Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
2015
18 MPG combined
Latest Model
2018
17 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
2018Regular152017$3,950Details →
2017Regular152017$3,950Details →
2016Regular152017$3,950Details →
2015Gasoline or E85 FFV162118$3,750Details →