Reliability & cost of ownership
Hummer H3 SUT Reliability & Common Problems
How reliable is the Hummer H3 SUT? Compare every model year side by side — NHTSA recalls, owner complaints, and crash-test stars — then open the year you're shopping for its AI reliability outlook where NHTSA has enough data.
Hummer H3 SUT problems by model year
1 recall entry and 11 owner complaints on file across 1 model year, sourced from the federal NHTSA database.
| Year | Recalls | Complaints | NCAP stars | Full report |
|---|---|---|---|---|
| 2009 H3 SUT | 1 | 11 | No NCAP test | AI reliability outlook → |
Most-complained-about components
Owner complaints filed with NHTSA against the Hummer H3 SUT, grouped by the component each complaint names — the fastest read on where this model gives trouble.
- air bags5 complaints
- electrical system4 complaints
- engine1 complaint
- visibility/wiper1 complaint
- unknown or other1 complaint
- child seat1 complaint