2005 GMC Sierra fuel economy
The EPA lists 2 versions of the 2005 GMC Sierra. Combined fuel economy ranges from 16 to 17 MPG; the most efficient version is rated 16 city / 19 highway.
At a glance
- Combined
- 16 to 17 MPG depending on version
- City and highway
- 16 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 15 Hybrid 2WD Automatic 4-spd | 8-cyl 5.3L Hybrid | Rear-Wheel Drive | 16 | 19 | 17 MPG | $3,950 |
| Sierra 15 Hybrid 4WD Automatic 4-spd | 8-cyl 5.3L Hybrid | 4-Wheel or All-Wheel Drive | 15 | 18 | 16 MPG | $4,200 |
At EPA assumptions, the most efficient version costs about $3,950 per year in fuel, versus $4,200 for the least efficient.