1991 GMC Suburban fuel economy
The EPA lists 2 versions of the 1991 GMC Suburban. Combined fuel economy ranges from 12 to 16 MPG; the most efficient version is rated 14 city / 20 highway.
At a glance
- Combined
- 12 to 16 MPG depending on version
- City and highway
- 14 and 20 most efficient version
- Yearly fuel cost
- $6,000 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 |
|---|---|---|---|---|---|---|
| Suburban V1500 4WD Automatic 4-spd | 8-cyl 6.2L | 4-Wheel or All-Wheel Drive | 14 | 20 | 16 MPG | $6,000 |
| Suburban V1500 4WD Automatic 4-spd | 8-cyl 5.7L | 4-Wheel or All-Wheel Drive | 11 | 15 | 12 MPG | $5,600 |
At EPA assumptions, the most efficient version costs about $6,000 per year in fuel, versus $5,600 for the least efficient.