2007 GMC Sierra fuel economy
The EPA lists 12 versions of the 2007 GMC Sierra. Combined fuel economy ranges from 14 to 17 MPG; the most efficient version is rated 15 city / 19 highway.
At a glance
- Combined
- 14 to 17 MPG depending on version
- City and highway
- 15 and 19 most efficient version
- Yearly fuel cost
- $3,950 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| Sierra C15 2WD Automatic 4-spd | 6-cyl 4.3L | Rear-Wheel Drive | 15 | 19 | 17 MPG | $3,950 |
| Sierra C15 2WD Automatic 4-spd | 8-cyl 5.3L | Rear-Wheel Drive | 15 | 20 | 17 MPG | $3,950 |
| Sierra C15 2WD Automatic 4-spd | 8-cyl 4.8L | Rear-Wheel Drive | 14 | 19 | 16 MPG | $4,200 |
| Sierra C15 2WD Automatic 4-spd | 8-cyl 5.3L FFV | Rear-Wheel Drive | 14 | 20 | 16 MPG | $4,200 |
| Sierra K15 4WD Automatic 4-spd | 6-cyl 4.3L | 4-Wheel or All-Wheel Drive | 14 | 18 | 16 MPG | $4,200 |
| Sierra K15 4WD Automatic 4-spd | 8-cyl 5.3L | 4-Wheel or All-Wheel Drive | 14 | 19 | 16 MPG | $4,200 |
| Sierra K15 4WD Automatic 4-spd | 8-cyl 5.3L FFV | 4-Wheel or All-Wheel Drive | 14 | 18 | 16 MPG | $4,200 |
| Sierra C15 2WD Automatic 4-spd | 8-cyl 6.0L | Rear-Wheel Drive | 13 | 18 | 15 MPG | $4,450 |
| Sierra C15 2WD Automatic 6-spd | 8-cyl 6.2L | Rear-Wheel Drive | 12 | 19 | 15 MPG | $5,500 |
| Sierra K15 4WD Automatic 4-spd | 8-cyl 4.8L | 4-Wheel or All-Wheel Drive | 13 | 18 | 15 MPG | $4,450 |
| Sierra K15 4WD Automatic 4-spd | 8-cyl 6.0L | 4-Wheel or All-Wheel Drive | 13 | 17 | 15 MPG | $4,450 |
| Sierra K15 4WD Automatic 6-spd | 8-cyl 6.2L | 4-Wheel or All-Wheel Drive | 12 | 18 | 14 MPG | $5,850 |
At EPA assumptions, the most efficient version costs about $3,950 per year in fuel, versus $5,850 for the least efficient.