2006 Hummer H3
16MPG
Combined
2
Trims
2006
2007 →
Updated February 27, 2026
Looking at the 2006 Hummer H3? This SUV offers 16 combined MPG and comes with 2 available configurations. We break down the specs, safety data, and how it compares to the competition.
2006 Hummer H3 Specifications
| Spec | Value |
|---|---|
| Combined MPG | 16 combined MPG |
| City MPG | 14 |
| Highway MPG | 18 |
| Body Style | SUV |
| Fuel Type | Regular |
| Drive | AWD/4WD |
| Available Trims | 2 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| Auto | 14/18/16 | 3.5L 5cyl | Automatic 4-spd |
| Man | 14/18/16 | 3.5L 5cyl | Manual 5-spd |
Annual Fuel Cost
Based on EPA estimates, the 2006 Hummer H3 costs approximately $2,750 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2006 Hummer H3
See how it stacks up against similar vehicles:
Other Model Years
- 2010 Hummer H3
- 2009 Hummer H3
- 2008 Hummer H3
- 2007 Hummer H3
- 2006 (this page)
Check Vehicle History
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