2010 Hummer H3T
16MPG
Combined
3
Trims
← 2009
2010
Updated February 27, 2026
The 2010 Hummer H3T Truck provides 14–16 combined MPG depending on trim. We’ve compiled EPA fuel economy data, NHTSA safety ratings, and recall history so you can make an informed decision.
2010 Hummer H3T Specifications
| Spec | Value |
|---|---|
| Combined MPG | 14–16 combined MPG depending on trim |
| City MPG | 14 |
| Highway MPG | 18 |
| Body Style | Truck |
| Fuel Type | Regular |
| Drive | 4WD |
| Available Trims | 3 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| Auto | 14/18/16 | 3.7L 5cyl | Automatic 4-spd |
| Man | 14/18/15 | 3.7L 5cyl | Manual 5-spd |
| Auto | 13/16/14 | 5.3L 8cyl | Automatic 4-spd |
Annual Fuel Cost
Based on EPA estimates, the 2010 Hummer H3T costs approximately $2,950 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2010 Hummer H3T
See how it stacks up against similar vehicles:
Other Model Years
- 2010 (this page)
- 2009 Hummer H3T
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