Hummer H3 first generation

The Hummer H3 first generation (2006–2010): dimensions, weights, reliability and the official figures of its 22 versions in the European Union, the United Kingdom, the United States, and Canada.
Model codes: GMT345
Dimensions, weights and capacity
| Specification | Europe | Wikipedia |
|---|---|---|
| Dimensions | ||
| Length | 4,780 mm RDW | 4,778–5,403 mm |
| Width | 1,989–1,990 mm Traficom | 1,897 mm |
| Height | 1,860–1,870 mm RDW | 1,859–1,872 mm |
| Wheelbase | 2,840–2,850 mm RDW | 2,842–3,409 mm |
| Front track | 1,650–1,651 mm ASTRA | – |
| Rear track | 1,664 mm ASTRA | – |
| Weights and towing | ||
| Kerb weight | 2,030–2,206 kg RDW | 2,087–2,223 kg |
| Mass in running order | 2,130–2,306 kg RDW | – |
| Gross vehicle weight | 2,654–2,660 kg RDW | – |
| Towing, braked trailer | 1,649–2,040 kg RDW | – |
| Towing, unbraked trailer | 750 kg RDW | – |
| Seats and space | ||
| Seats | 5 RDW | – |
| Doors | 4–5 RDW | – |
| Performance | ||
| Top speed | 158 km/h RDW | – |
| Torque | 306–434 Nm ASTRA | – |
Tyre sizes (most common first): 265/75R16, 285/75R16
Ranges cover the generation’s versions and body styles; European and North American versions can differ. Sources: RDW type approvals (Netherlands), Wikipedia, Traficom type approvals (Finland), ASTRA type approvals (Switzerland). Wikipedia figures are used under CC BY-SA 4.0.
Reliability and owner reports
Owner complaints to NHTSA (US)
798 complaints for model years 2006–2010. 27 crashes · 57 fires · 37 injuries · 1 death
- Electrical system 229
- Engine 161
- Visibility and wipers 77
- Airbags 56
- Body and structure 48
- Suspension 25
Complaints are reported by owners and not checked by NHTSA; they are not adjusted for how many cars were sold, so popular models have more. NHTSA owner complaints
All 22 versions of the Hummer H3 first generation
Show all 22 versions
European Union 3 versions
New cars registered in the EU (plus Norway and Iceland), from the European Environment Agency. Figures on the NEDC procedure until 2020 and on WLTP from 2021; versions are grouped by engine and power, with their number of registrations.
| Years and version | Engine | Fuel | CO₂ | EU registrations |
|---|---|---|---|---|
| 2010 | 3.7 L | Petrol | 330 g/km | 214 |
| 2010 | 5.3 L | Petrol | 344 g/km | 72 |
| 2010 | – | Petrol | 346 g/km | 26 |
United Kingdom 5 versions
New cars on sale in the UK, from the Vehicle Certification Agency. NEDC figures until 2018 and WLTP figures after; years are the editions a version appeared in.
| Years and version | Engine | Fuel | Gearbox | Consumption (combined) | CO₂ |
|---|---|---|---|---|---|
| 2008–20103.7 | 3.7 L | Petrol | 5-speed manual | 13.8 L/100 km NEDC | 327 g/km |
| 2008–20103.7 | 3.7 L | Petrol | 4-speed automatic | 14.5 L/100 km NEDC | 346 g/km |
| 20083.7 | 2.7 L | Petrol | 4-speed automatic | 14.5 L/100 km NEDC | 346 g/km |
| 20073.7 - L5 | 3.7 L | Petrol | 5-speed manual | 20.5 L/100 km NEDC | 327 g/km |
| 20073.7 - L5 AUT | 3.7 L | Petrol | 4-speed automatic | 19.5 L/100 km NEDC | 346 g/km |
United States 8 versions
Model years sold in the USA, from the EPA and the Department of Energy (fueleconomy.gov). MPG on the EPA test; litres per 100 km = 235.215 ÷ MPG.
| Years and version | Engine | Fuel | Gearbox | Drive | Consumption (combined) | CO₂ |
|---|---|---|---|---|---|---|
| 2010 | 3.7 L | Petrol | 4-speed automatic | Four-wheel drive | 16 MPG (14.7 L/100 km) EPA | 345 g/km |
| 2010 | 3.7 L | Petrol | 5-speed manual | Four-wheel drive | 15 MPG (15.7 L/100 km) EPA | 368 g/km |
| 2010FFV | 5.3 L | Flex fuel (E85) | 4-speed automatic | Four-wheel drive | 14 MPG (16.8 L/100 km) EPA | 394 g/km |
| 2007–2009SIL | 3.7 L | Petrol | 5-speed manual | Four- or all-wheel drive | 15–16 MPG (14.7–15.7 L/100 km) EPA | 345–368 g/km |
| 2007–2009CLKUP | 3.7 L | Petrol | 4-speed automatic | Four- or all-wheel drive | 15–16 MPG (14.7–15.7 L/100 km) EPA | 345–368 g/km |
| 2008–2009CLKUP | 5.3 L | Petrol | 4-speed automatic | Four- or all-wheel drive | 14 MPG (16.8 L/100 km) EPA | 394 g/km |
| 2006CLKUP | 3.5 L | Petrol | 4-speed automatic | Four- or all-wheel drive | 16 MPG (14.7 L/100 km) EPA | 345 g/km |
| 2006SIL | 3.5 L | Petrol | 5-speed manual | Four- or all-wheel drive | 16 MPG (14.7 L/100 km) EPA | 345 g/km |
Canada 6 versions
Model years sold in Canada, from Natural Resources Canada fuel consumption ratings (5-cycle test).
| Years and version | Engine | Fuel | Gearbox | Consumption (combined) | CO₂ |
|---|---|---|---|---|---|
| 2007–2010Sport utility vehicle | 3.7 L | Petrol | 4-speed automatic | 14.8–15.7 L/100 km 5-cycle | 340–361 g/km |
| 2007–2010Sport utility vehicle | 3.7 L | Petrol | 5-speed manual | 14.9–16.3 L/100 km 5-cycle | 343–375 g/km |
| 2008–2010Sport utility vehicle | 5.3 L | Petrol | 4-speed automatic | 16.6–16.8 L/100 km 5-cycle | 382–386 g/km |
| 2010Sport utility vehicle | 5.3 L | Flex fuel (E85) | 4-speed automatic | 23.5 L/100 km 5-cycle | 376 g/km |
| 2006Sport utility vehicle | 3.5 L | Petrol | 4-speed automatic | 15.0 L/100 km 5-cycle | 345 g/km |
| 2006Sport utility vehicle | 3.5 L | Petrol | 5-speed manual | 15.3 L/100 km 5-cycle | 352 g/km |
Similar models from other brands
Official figures are measured on standard test procedures and differ between markets. Your consumption depends on how, where and in what conditions you drive.





