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2007 Hummer H3

Owner reports · Recalls · Investigations

More warning signs than most H3 years

Owner complaints for the 2007 Hummer H3 are substantially higher than the model-year median of 91.

About this comparison →

When problems were reported

Mileage at the reported incident

192 reports with mileage · 45 unknown

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.

  • Electrical System. Review the 76 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 44 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Visibility/wiper. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

12 crash reports18 fire reports13 injury reports

Structure complaints

21 reports
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Mileage unknown · Feb 8, 2017
StructureVisibility/wiper

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 15V421000 (VISIBILITY) AND 10V179000 (STRUCTURE). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF…

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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 15V421000 (VISIBILITY) AND 10V179000 (STRUCTURE). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

NHTSA ODI #10950305

78,000 miles · Dec 26, 2016
Electronic Stability Control (esc)Power TrainStructure

RADIATOR LEAKING, HOOD VENT COMING UP, A/C CONTROL PANEL LIGHTS ARE NO LONGER WORKING

NHTSA ODI #10937448

43,000 miles · Dec 14, 2016
Structure

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WATER WAS LEAKING FROM THE MOON ROOF ONTO THE FLOOR CARPET, DRIVER AND PASSENGER SEATS, AND DOOR PANELS. THE FAILURE CAUSED MOLD BUILDUP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE DRAIN THAT TRAVELED UNDER THE MOON ROOF CLOGGED UP AND NEEDED…

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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WATER WAS LEAKING FROM THE MOON ROOF ONTO THE FLOOR CARPET, DRIVER AND PASSENGER SEATS, AND DOOR PANELS. THE FAILURE CAUSED MOLD BUILDUP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE DRAIN THAT TRAVELED UNDER THE MOON ROOF CLOGGED UP AND NEEDED TO BE CLEANED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 43,000.

NHTSA ODI #10935331

87,000 miles · Mar 6, 2016
Electrical SystemStructureUnknown Or OtherCrash

I KEEP GETTING A CODE THAT STATES THAT MY TRUCK RUNS WITH A LOW ENGINE TEMPERATURE. PLUS MY TRUCK HAS HAD A LEAK FROM SOME WHERE AROUND THE LOWER WINDSHIELD THAT IS CAUSING ELECTRICAL PROBLEMS AND SOAKING WET FLOORS! WE HAD A MECHANIC LOOK FOR THE LEAK AND TRY TO FIX THIS ISSUE BUT WAS UNABLE TO FIND THE PROBLEM AND WE WERE ALSO…

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I KEEP GETTING A CODE THAT STATES THAT MY TRUCK RUNS WITH A LOW ENGINE TEMPERATURE. PLUS MY TRUCK HAS HAD A LEAK FROM SOME WHERE AROUND THE LOWER WINDSHIELD THAT IS CAUSING ELECTRICAL PROBLEMS AND SOAKING WET FLOORS! WE HAD A MECHANIC LOOK FOR THE LEAK AND TRY TO FIX THIS ISSUE BUT WAS UNABLE TO FIND THE PROBLEM AND WE WERE ALSO TOLD BY A FEW DEALERSHIP THAT THEY HAVE SEEN A LOT OF H3 HUMMERS WITH THE SAME PROBLEM! ALSO WE ARE HAVING ISSUES THAT CAUSES THE TRACTION SIGNAL TO COME ON REGULARLY AND IT CAUSES MY TRUCK TO LOCK UP. IT HAS ALMOST CAUSED US TO WRECK SEVERAL TIMES! IT'S VERY SCARY TO DRIVE MY HUMMER! EVERY TIME WE HAVE ANY OF THESE PROBLEMS WE ARE ALWAYS IN MOTION AND IT'S ALWAYS ON THE HIGHWAY WHEN WE ARE DRIVING AT HIGHER SPEEDS. IT NEVER SEEMS TO HAPPEN WHILE DRIVING AROUND TOWN!! THIS HAS BEEN CONTINUING GOING ON EVER SINCE WE PURCHASED THIS VEHICLE IN AUGUST 2014

NHTSA ODI #10840152

Mileage unknown · Feb 11, 2016
Structure

TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE GETTING THE VEHICLE WASHED, THE HOOD LOUVER STARTED TO SEPARATE FROM THE HOOD. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE VEHICLE WAS SERVICED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE), BUT THE REMEDY FAILED TO REPAIR THE VEHICLE. THE CONTACT MENTIONED THAT THE HOOD LOUV…

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TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE GETTING THE VEHICLE WASHED, THE HOOD LOUVER STARTED TO SEPARATE FROM THE HOOD. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE VEHICLE WAS SERVICED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE), BUT THE REMEDY FAILED TO REPAIR THE VEHICLE. THE CONTACT MENTIONED THAT THE HOOD LOUVER STARTED TO DETACH AFTER THE VEHICLE WAS WASHED AND DRIED BY THE CAR WASH BLOWER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS UNKNOWN.

NHTSA ODI #10825654

Mileage unknown · Nov 25, 2015
StructureVisibility

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 10V179000 (STRUCTURE) AND 15V421000 (VISIBILITY) HOWEVER, THE PARTS TO DO THE REPAIRS WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS …

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 10V179000 (STRUCTURE) AND 15V421000 (VISIBILITY) HOWEVER, THE PARTS TO DO THE REPAIRS WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER HAD EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. THE VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI #10806672

68,000 miles · Apr 17, 2015
Structure

I BOUGHT THIS VEHICLE USED APPROXIMATELY 7 YEARS AGO. I WAS TAKING MY VEHICLE THROUGH AN AUTOMATED CAR WASH AND THE HOOD VENT CAME COMPLETELY OFF. I NOTICED THERE WAS A RECALL IN 2010 CONCERNING THIS PART BUT I NEVER GOT NOTIFICATION. WHEN I LOOK UP BY MY VIN, IT STATES NO RECALLS. WHY NOT? I NOTICED IT WAS LOOSE AT ONE LOWER CO…

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I BOUGHT THIS VEHICLE USED APPROXIMATELY 7 YEARS AGO. I WAS TAKING MY VEHICLE THROUGH AN AUTOMATED CAR WASH AND THE HOOD VENT CAME COMPLETELY OFF. I NOTICED THERE WAS A RECALL IN 2010 CONCERNING THIS PART BUT I NEVER GOT NOTIFICATION. WHEN I LOOK UP BY MY VIN, IT STATES NO RECALLS. WHY NOT? I NOTICED IT WAS LOOSE AT ONE LOWER CORNER AND ALREADY HAD DISCUSSED FIXING IT WITH THE BODY SHOP. I NEED THE HOOD VENT REPLACED NOW SINCE IT TORE THE LATCHES LOOSE FROM THE TOP. *TR

NHTSA ODI #10706310

39,462 miles · Apr 17, 2013
Structure

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE INTEGRAL CLIP TABS ON THE HOOD FRACTURED AND LOOSENED. THE VEHICLE WAS REPAIRED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE) BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,462 AND THE CUR…

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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE INTEGRAL CLIP TABS ON THE HOOD FRACTURED AND LOOSENED. THE VEHICLE WAS REPAIRED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE) BUT THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,462 AND THE CURRENT MILEAGE WAS 51,000. *TR

NHTSA ODI #10508589

42,300 miles · Jul 14, 2010
Structure

ALMOST LOST CONTROL OF HUMMER H3 DUE TO CHROME INSERT ON ENGINE HOOD REFLECTING SUNLIGHT INTO THE DRIVERS EYES AT CERTAIN ANGLES- GM MUST CONSIDER THAT PLACING CHROME PARTS ON THE ENGINE HOOD HAVE REFLECTIVE CAPABILITIES THAT INTERFERE WITH SAFE OPERATIONS OF THE VEHICLE. *TR

NHTSA ODI #10343104

Mileage unknown · Dec 16, 2007
Structure

2007 H3 HUMMER, SUNROOF LEAKS, TOOK BACK TO DEALER, TOLD "DON'T GO THROUGH POWER WASH", 8 INCHES OF SNOW FELL TODAY, PASSENGER SIDE FRONT AND BACK DOORS, SNOW BLEW IN THE VEHICLE. VEHICLE WAS LOCKED, WINDOWS UP AND THE SNOW BLEW IN THE VEHICLE. WHAT A MESS. *TR

NHTSA ODI #10212021

Official recalls

2

15V421000 · Visibility:defroster/defogger/hvac System:fan/motor

Jul 1, 2015

General Motors LLC (GM) is recalling certain model year 2006-2010 Hummer H3 vehicles manufactured February 5, 2005, to May 24, 2010, and 2009-2010 Hummer H3T vehicles manufactured May 21, 2008, to May 24, 2010. In the affected vehicles, the connector module that controls the blower motor speed for the heating, ventilation and air conditioning system may overheat.

Consequence & remedy

Consequence: If the blower motor connector module overheats, it can increase the risk of a fire.

Remedy: GM will notify owners, and dealers will replace part of the blower motor connector and harness, free of charge. The recall began February 26, 2016. Owners may contact Hummer customer service at 1-800-732-5493. GM's number for this recall is 15042.

10V179000 · Structure:body:hood

Apr 30, 2010

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.

Consequence & remedy

Consequence: IF THE VEHICLE IS BEING DRIVING WHEN THIS OCCURS, IT COULD STRIKE A FOLLOWING VEHICLE AND CAUSE INJURY AND/OR PROPERTY DAMAGE.

Remedy: DEALERS WILL APPLY AN ADHESIVE TO THE HOOD LOUVER TO SECURE IT TO THE HOOD. THIS SERVICE WILL BE PERFORMED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON APRIL 12, 2010. OWNERS MAY CONTACT HUMMER AT 800-732-5493 OR AT THE OWNER CENTER AT WWW.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.