MPGCheck

GMC Sierra Cab Chassis 2WD Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
2022
17 MPG combined
Latest Model
2026
16 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
2026Regular151816$4,200Details →
2025Regular151816$4,200Details →
2024Regular141715$4,500Details →
2023Regular151816$4,200Details →
2022Regular151817$3,950Details →
2021Regular151917$3,950Details →
2020Regular151917$3,950Details →