GMC Sierra K10 AT4 MPG by year
EPA combined, city, and highway gas mileage for every GMC Sierra K10 AT4 model year.
| Year | Combined | City | Highway |
|---|---|---|---|
| 2019 | 17 | 15 | 20 |
EPA combined, city, and highway gas mileage for every GMC Sierra K10 AT4 model year.
| Year | Combined | City | Highway |
|---|---|---|---|
| 2019 | 17 | 15 | 20 |