FaultScore

Worst years for a Hummer H2

Owners have filed 429 complaints about the Hummer H2 with NHTSA across model years 2002 to 2009. More of them are about the windows, mirrors & wipers than anything else.

Avoid

2003 Hummer H2

186 complaints — the highest FaultScore of any year, mostly windows, mirrors & wipers.

Cleanest on record

2008 Hummer H2

10 complaints — the lowest FaultScore of the graded years.

Every Hummer H2 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2009 3 0 0 Engine & Cooling
2008 A 10 0 0 72,000 Transmission & Drivetrain
2007 B 15 0 1 81,000 Electrical System
2006 C 35 4 2 55,000 Engine & Cooling
2005 C 103 3 2 74,300 Electrical System
2004 D 74 8 2 70,500 Electrical System
2003 F 186 15 6 63,000 Windows, Mirrors & Wipers
2002 3 0 0 Windows, Mirrors & Wipers

What breaks on a Hummer H2

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Worst in 2003

Worst in 2005

Brakes 49 11.4%

Worst in 2003

Steering 33 7.7%

Worst in 2003

Engine & Cooling 24 5.6%

Worst in 2003

Transmission & Drivetrain 24 5.6%

Worst in 2003

Airbags 22 5.1%

Worst in 2005

Body & Structure 21 4.9%

Worst in 2003

Suspension 21 4.9%

Worst in 2003

Other & Unspecified 11 2.6%

Worst in 2005

Wheels 10 2.3%

Worst in 2003

Seats 10 2.3%

Worst in 2003

Acceleration & Cruise Control 6 1.4%

Worst in 2003

Fuel & Propulsion 5 1.2%

Worst in 2003

Exactly what failed on a Hummer H2

The named sub-assemblies behind those complaints, across every model year.

Motor 17 19.8%
Windshield Wiper/Washer 14 16.3%
Instrument Cluster/Panel 10 11.6%
Automatic Transmission 9 10.5%
Rear Window Wiper/Washer 8 9.3%
Front 7 8.1%
ARM 6 7.0%
TIE ROD Assembly 5 5.8%
Body 5 5.8%
Sun/Moon Roof Assembly 5 5.8%

Complaints filed over time

Every complaint about every Hummer H2, by the month it reached NHTSA.

Jan 2003 peak 13 Mar 2026

Hummer H2 problems by state

Where owners filed from. Heavier states are usually just bigger markets, but a part that fails in heat or salt shows up here first.

Compare the Hummer H2

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.