HUMMER H3 (2008)
Running costs, common problems, and reliability data based on 66 real MOT tests in 2024.
MOT Pass Rate
94%
Total Tests (2024)
66
Avg Mileage
84,641 mi
Est. Annual Cost
£2,097
Is the 2008 HUMMER H3 reliable?
Excellent reliability. Very few MOT failures. That's 12 points above the national average of 82%. It also outperforms the HUMMER brand average of 90%.
At 16 years old, 94% of HUMMER H3s from 2008 passed their MOT first time in 2024. That's based on 66 tests across the UK. The average mileage at this age is 84,641 miles.
How does the 2008 HUMMER H3 compare?
Mileage Analysis
The average 2008 HUMMER H3 has 84,641 miles on the clock, which is below the expected 118,400 miles for a 16-year-old car. This suggests lighter use than average, which generally means less wear on major components.
How much does a 2008 HUMMER H3 cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
HUMMER H3 by Year
Checking a specific HUMMER H3?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2008 HUMMER H3
The 2008 HUMMER H3 is a performance with a 3653cc petrol engine. 66 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 5% of all 2008 cars for reliability.
With an average of 84,641 miles at 16 years old, HUMMER H3 owners tend to use this car less than the typical driver.
2008 HUMMER H3 Fuel Costs
The 3653cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2008 HUMMER H3?
Total estimated annual running cost is £2,097 (£175/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 94% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
HUMMER H3 Reliability Trend
The HUMMER H3 has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Buying a Used 2008 HUMMER H3
At 16 years old, the HUMMER H3 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. Note: with only 66 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2008 HUMMER H3
The HUMMER H3 is actually the most reliable option among similar petrol performances from this era. Here are comparable petrol cars with similar engines:
- LAND ROVER FREELANDER (2007) 75% pass rate (-19%) from 28,740 tests
- MERCEDES E (2010) 80% pass rate (-14%) from 25,610 tests
- MERCEDES CLC (2009) 73% pass rate (-21%) from 6,902 tests
- PORSCHE 911 (2006) 90% pass rate (-4%) from 6,184 tests