Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 10 of 11 reports include usable mileage. There isn’t enough coverage to show a useful chart.
NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.
What to inspect
Issues worth paying extra attention to based on owner reports.
Air Bags. Review the 5 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Electrical System. Review the 4 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Child Seat. Review the 1 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
0 crash reports0 fire reports1 injury reports
What owners actually said
11 reports
12,000 miles · Feb 1, 2010
Child Seat
TL*THE CONTACT OWNS A 2009 HUMMER H3T. THE CONTACT OWNS A 2008 EVENFLO DISCOVERY CHILD SEAT, MODEL NUMBER 5391855A, MANUFACTURED ON 3/25/08. THE CONTACT OBSERVED WHEN THE CHILD WAS PROPERLY SECURED REARFACING IN AN "INFANT" CHILD RESTRAINT SEAT; THE PLASTIC SHIELD ATTACHMENT BROKE. THE CHILD RESTRAINT SEAT WAS INSTALLED USING T…
Read full complaint
TL*THE CONTACT OWNS A 2009 HUMMER H3T. THE CONTACT OWNS A 2008 EVENFLO DISCOVERY CHILD SEAT, MODEL NUMBER 5391855A, MANUFACTURED ON 3/25/08. THE CONTACT OBSERVED WHEN THE CHILD WAS PROPERLY SECURED REARFACING IN AN "INFANT" CHILD RESTRAINT SEAT; THE PLASTIC SHIELD ATTACHMENT BROKE. THE CHILD RESTRAINT SEAT WAS INSTALLED USING THE LATCH SYSTEM. THE CONTACT IS IN THE PROCESS OF NOTIFYING THE MANUFACTURER OF THE SAFETY CONCERNS. THE FAILURE MILEAGE WAS 12,000. THE VIN WAS UNKNOWN.
GENERAL MOTORS IS RECALLING 1,738 MY 2009 HUMMER H3T VEHICLES. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH THE FUEL TANK FRONT SUPPORT STRAP MAY FRACTURE. IF THIS OCCURS, THE FUEL TANK WOULD BE SUPPORTED BY THE REAR SUPPORT STRAP AND STONE SHIELD ONLY. CONTINUED USE OF THE VEHICLE MAY EVENTUALLY FRACTURE THE REAR SUPPORT STRAP AND SHIELD FASTENERS.
Consequence & remedy
Consequence: THE FUEL TANK COULD SEPARATE FROM THE VEHICLE INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL INSTALL A NEW DESIGN FUEL TANK FRONT SUPPORT STRAP FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN ON OR BEFORE APRIL 10, 2009. OWNERS MAY CONTACT HUMMER AT 800-732-5493, OR THE GM OWNER CENTER AT WW.GMOWNERCENTER.COM.
Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗
NHTSA investigations
0
No exact-year investigations in this snapshot.
2009 Hummer H3 Sut Problems, Complaints & Recalls | Skip That Year