Problems · by component

2006 Hummer H3 structure problems

36 owner complaints to NHTSA about the 2006 Hummer H3 cite structure, 10% of all 362 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
36
10% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
1
Reported by owners
01 —Owner reports

What owners say about the structure

Verbatim from NHTSA complaints, newest first
“The contact owns a 2006 Hummer H3. The contact stated that the frame was rusted on the driver's side. The check engine warning light was illuminated. The contact looked underneath the vehicle and was able to see through the subframe. The contact also noticed cracks in sub frame. The contact was concerned about driving the vehicle. The vehicle was taken to an independent mechanic who determined there was an issue with the temperature sensor. While receiving an oil change, it was determined that the subframe was rusted. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was contacted and confirmed that there was no recall coverage for the failure. The failure mileage was approximately 130,000.”
Owner complaint to NHTSAFiled Jan 14, 2026Structure, Engine and engine coolingODI 11710957
“The contact owns a 2006 Hummer H3. The contact stated while driving 75 MPH, the hood louver detached from the vehicle and cracked the front windshield. The contact stated that the crack obstructed his vision while driving. The contact called the dealer and was informed that the vehicle was previously repaired under NHTSA Campaign Number: 10V179000 (Structure). The manufacturer was notified of the failure. The vehicle was not repaired. The failure mileage was approximately 193,000.”
Owner complaint to NHTSAFiled Sep 7, 2023Visibility, StructureODI 11543150
“MY SUNROOF HAS BEEN LEAKING, ON THE PASSENGER SIDE IT CHIMES OUT BEHIND & BELOW THE GLOVE BOX. ON THE DRIVER'S SIDE IT LEAKS DIRECTLY FROM THE SUNROOF ONTO THE DRIVER'S SEAT, AND BEHIND THE EMERGENCY BRAKE. BOTH SIDES SOAK THE FLOORBOARDS FRONT & BACK. IT LEAKS WHETHER STATIONARY OR IN MOTION, HOWEVER WHEN IT HAS BEEN SITTING DURING A RAIN STORM, WHEN YOU MOVE IT, SHEETS OF WATER POUR DOWN FROM THE SUNROOF. *TR”
Owner complaint to NHTSAFiled Jun 6, 2020Visibility, Structure, Unknown or otherODI 11327547
“THE HOOD COVER IS LOOSE AND RATTLES WHEN DRIVING. IT MAKES ME AFRAID AS I DRIVE THE INTERSTATE EVERYDAY AND IT SEEMS AS IF IT IS GOING TO FLY OFF. I ALSO LOSE POWER OR IT FAILS TO START DUE TO SOME TYPE OF ELECTRICAL ISSUE, BRAKES GO, STEERING GOES AND ALL LIGHTS ON CLUSTER LIGHT UP”
Owner complaint to NHTSAFiled Mar 1, 2019Steering, Structure, Vehicle speed controlODI 11183378
“TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING 60 MPH, THE LOUVER IN THE CENTER OF THE HOOD SHATTERED INTO PIECES, STRIKING THE WINDSHIELD AND THE TOP OF THE VEHICLE. THE CONTACT WAS ABLE TO MANEUVER TO THE SIDE OF THE ROAD. THE VEHICLE WAS TAKEN TO THE DEALER (HOFFPAUIR FORD, 902 N KEY AVE, LAMPASAS, TX 76550, (800) 460-4171) WHERE IT WAS DIAGNOSED THAT THE LOUVER NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. THE VEHICLE WAS TAKEN TO A SECOND DEALER (HONOLULU BUICK GMC CADILLAC, 2945 N NIMITZ HWY, HONOLULU, HI 96819, (808) 800-4338), BUT WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 169,000.”
Owner complaint to NHTSAFiled Jun 20, 2018StructureODI 11102800
“TL* THE CONTACT OWNS A 2006 HUMMER H3. YEARS AFTER THE VEHICLE WAS REPAIRED PER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE), THE HOOD LEVER DETACHED FROM THE VEHICLE INDEPENDENTLY. THE VEHICLE WAS TAKEN TO APPLE VALLEY CHEVROLET (650 FOXCROFT AVE, MARTINSBURG, WV 25401) AND THE CONTACT WAS INFORMED THAT SHE WOULD BE RESPONSIBLE FOR THE COST OF A NEW LEVER. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND INFORMED THE CONTACT THAT THE RECALL PART WAS OUT OF WARRANTY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE THEY INFORMED THE CONTACT THAT THE GLUE THAT WAS USED FOR THE REMEDY REPAIR FAILED. THE FAILURE MILEAGE WAS UNKNOWN.”
Owner complaint to NHTSAFiled Feb 20, 2018StructureODI 11073793

Showing 6 of 36 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page
02 —Related recalls

1 recall on this component

Structure: hood

Free remedy

GM IS RECALLING CERTAIN MODEL YEAR 2006 THROUGH 2010 HUMMER H3 VEHICLES. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH THE INTEGRAL CLIP-TABS ON THE LOUVER ON THE HOOD MAY FRACTURE, CAUSING THE HOOD LOUVER RATTLE AGAINST THE HOOD AND BECOME LOOSE. IF THIS INDICATOR IS UNNOTICED, ADDITIONAL CLIPS COULD FRACTURE AND THE HOOD LOUVER COULD DETACH FROM THE VEHICLE.

StructureReported Apr 30, 2010NHTSA 10V179000
Data from NHTSA Recalls API · synced Nov 10, 2026

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