Research

2005 Hummer H2 SutRecalls, problems, MPG & safety

NHTSA lists 0 safety recalls and 91 owner complaints for the 2005 Hummer H2 Sut. Most complaints involve electrical system (32) and visibility (18).

Combined MPG
—
No EPA rating found
NHTSA overall
—
Not rated by NCAP
Safety recalls
0campaigns
NHTSA
Owner complaints
91
Top: electrical system
Fuel cost / yr
—
No EPA estimate
01 —Recalls

Safety recalls

NHTSA campaigns for this model year
0 recalls found in NHTSA data for the 2005 Hummer H2 Sut as of Nov 7, 2026.
Data from NHTSA Recalls API · synced Nov 7, 2026NHTSA vehicle page
02 —Complaints

Owner complaints by component

91 complaints filed with NHTSA · Dec 2004 – Mar 2026
  1. Electrical system32
  2. Visibility18
  3. Air bags12
  4. Steering8
  5. Service brakes7
  6. Service brakes, hydraulic6
  7. Power train5
  8. Engine5
  9. Visibility/wiper5

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.

By model year

Complaints for each H2 Sut model year we’ve synced.

View as table
Model yearNHTSA complaints
20035
200591
Crashes reported
3
Fires reported
1
Injuries reported
2
Deaths reported
0
Data from NHTSA Complaints API · synced Nov 7, 2026 · Full problem breakdownNHTSA vehicle page
03 —Common problems

What owners report most

Verbatim excerpts from NHTSA complaints, by component

Electrical system

32 reports1 fire
“The contact owns a 2005 Hummer H2. The contact stated that while parking in the mountains, the vehicle was in the park position, and it unexpectedly rolled and stopped at a boulder. There were no warning lights illuminated. The door hit the driver and knocked him to the ground, and he sustained an injury to his head, but medical attention was not provided. Another person on an ATV provided a jump start, but the vehicle failed to restart. The contact walked several miles to get assistance. The contact was able to view YouTube and replace the part. The contact stated that the transmission shifter cable had failed. There was a hole in the shaft connected to the transmission to the C clip. The local dealer was contacted, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 111,400.”
Owner complaint to NHTSAFiled Jul 29, 2025Power train, Electrical system, EngineODI 11676916

Visibility

18 reports
“TL* THE CONTACT OWNS A 2005 HUMMER H2. THE CONTACT STATED THAT THE WINDSHIELD WIPERS MALFUNCTIONED WHILE DRIVING 60 MPH IN INCLEMENT WEATHER. THE CONTACT WAS FORCED TO MANEUVER TO THE SHOULDER AND WAIT UNTIL THE RAIN STOPPED. IN ADDITION, THE CONTACT STATED THAT THE WINDSHIELD WIPERS ONLY FUNCTIONED INTERMITTENTLY. THE CONTACT DID NOT TAKE THE VEHICLE TO A DEALER OR A LOCAL MECHANIC. THE FAILURE MILEAGE WAS 41,000. UPDATED 04/13/12 *BF UPDATED 04/23/12”
Owner complaint to NHTSAFiled Mar 26, 2012VisibilityODI 10453126

Air bags

12 reports1 crash
“TL* THE CONTACT OWNS A 2005 HUMMER H2. THE CONTACT STATED THAT THE AIR BAG SERVICE WARNING INDICATOR REMAINED ILLUMINATED WHILE DRIVING, WHICH WAS A SAFETY CONCERN. THE VEHICLE WAS TAKEN TO A DEALER (HALEY BUICK GMC, 9831 MIDLOTHIAN TURNPIKE, RICHMOND, VA 23236, (804) 320-9054) WHERE IT WAS DIAGNOSED THAT THE SENSING DIAGNOSTIC MODULE FOR THE FRONT DRIVER'S SEAT NEEDED REPLACEMENT. THE VEHICLE WAS NOT REPAIRED DUE TO THE PART BEING DISCONTINUED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND DID NOT ASSIST. THE FAILURE MILEAGE WAS 83,550.”
Owner complaint to NHTSAFiled Jul 30, 2018Air bagsODI 11114495
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 7, 2026
04 —Safety

NHTSA 5-Star Safety Ratings

1 tested variant
NHTSA has not published 5-Star Safety Ratings for the 2005 Hummer H2 Sut as of Nov 7, 2026.
Data from NHTSA NCAP Safety Ratings API · synced Nov 7, 2026Vehicle 1381
05 —Maintenance

Maintenance basics

General guidance, not the OEM schedule. Check your owner’s manual.
General guidance
ItemMilesTimeNote
Engine oil & filter5,000–10,000 mi6–12 monthsFollow the oil-life monitor if fitted
Tire rotation5,000–7,500 miEvery oil changeCheck pressure monthly
Engine air filter15,000–30,000 mi1–2 yearsSooner in dusty areas
Cabin air filter15,000–25,000 mi1–2 years
Brake fluid—2–3 yearsAbsorbs moisture over time
Coolant60,000–100,000 mi5–10 yearsLong-life coolants last longer
Spark plugs60,000–100,000 mi—Iridium/platinum plugs at the long end
12V battery—3–5 yearsHeat shortens battery life
  • Engine oil & filter5,000–10,000 mi
    6–12 months
  • Tire rotation5,000–7,500 mi
    Every oil change
  • Engine air filter15,000–30,000 mi
    1–2 years
  • Cabin air filter15,000–25,000 mi
    1–2 years
  • Brake fluid—
    2–3 years
  • Coolant60,000–100,000 mi
    5–10 years
  • Spark plugs60,000–100,000 mi
    —
  • 12V battery—
    3–5 years
Typical intervals for modern cars. Severe service (towing, short trips, extreme heat or cold) shortens them.
07 —FAQ

2005 H2 Sut questions

How many recalls does the 2005 Hummer H2 Sut have?

0 recalls found in NHTSA data as of Nov 7, 2026.

What are the most common 2005 Hummer H2 Sut problems?

Owners filed 91 complaints with NHTSA. The most-cited components are electrical system (32), visibility (18), air bags (12). Complaints are unverified owner reports and aren't adjusted for how many cars were sold.

Data from NHTSA & EPA · synced Nov 7, 2026