NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
76 reportsClear category filter120,000 miles · Feb 5, 2016
Electrical SystemEngine
THE RADIATOR HAS A CRACK IN IT WHICH IS A VERY COMMON ISSUE...NEEDS TO BE RECALLED. MY H3 WAS IDLING ROUGH AND WOULD SHUT OFF. HAD TO REPLACE THROTTLE BODY AND SOLENOID. THE ANTI-THEFT ACTS UP AND THE H3 WON'T START HAVE TO WAIT 10 MINUTES. THE AC BLOWER AND CONNECTOR BURNT PAID FOR IT TO GET FIXED THEN THE RECALL COMES OUT …
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THE RADIATOR HAS A CRACK IN IT WHICH IS A VERY COMMON ISSUE...NEEDS TO BE RECALLED. MY H3 WAS IDLING ROUGH AND WOULD SHUT OFF. HAD TO REPLACE THROTTLE BODY AND SOLENOID. THE ANTI-THEFT ACTS UP AND THE H3 WON'T START HAVE TO WAIT 10 MINUTES. THE AC BLOWER AND CONNECTOR BURNT PAID FOR IT TO GET FIXED THEN THE RECALL COMES OUT 7 DAYS LATER....STILL HAVEN'T BEEN REFUNDED FOR THAT. I HAVE ALL THE ISSUES ON MY 2007 H3 THAT SHOULD ALL BE RECALLED AND FIXED AT GM EXPENSE. SUNROOF DRAINS GET CLOGGED ALL THE TIME AND HAVE WATER LEAK ONTO THE FLOOR WHICH MAKES THE ABS LIGHT TRIGGER ON AND OFF. ISSUE AFTER ISSUE WHICH GM DOESN'T TAKE ANY RESPONSIBILITY FOR. IT LOOKS LIKE IT'S TIME TO SELL THE HUMMER H3!!
NHTSA ODI #10824383
111,000 miles · Jan 25, 2016
Electrical SystemVisibilityFire
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING APPROXIMATELY 60 MPH, THE CONTACT SMELLED BURNING PLASTIC. THE VEHICLE BECAME FILLED WITH THE ODOR. THE DEALER DIAGNOSED THAT THE CONNECTOR MODEL, BLOWER SWITCH, AND HVAC UNIT MELTED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS …
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TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING APPROXIMATELY 60 MPH, THE CONTACT SMELLED BURNING PLASTIC. THE VEHICLE BECAME FILLED WITH THE ODOR. THE DEALER DIAGNOSED THAT THE CONNECTOR MODEL, BLOWER SWITCH, AND HVAC UNIT MELTED AND NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 111,000.
NHTSA ODI #10822016
Mileage unknown · Jan 18, 2016
Electrical SystemElectronic Stability Control (esc)Fuel/propulsion System
AFTER READING ALL IF THESE COMPLAINTS I DECIDED TO WRITE MINE. PROBABLY ABOUT A LITTLE OVER A YEAR AGO THE FIRST THING THAT STARTED WAS MY TPM SENSOR WOULD COME ON AND THEN GO OFF I TOOK IT TO THE TIRE STORE AND THEY SAID THIS COULD BE GOING BAD OK WELL THEN IT STOPPED , NEXT I GOT INTO MY VEHICLE FROM GROCERY SHOPPING AND MY CA…
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AFTER READING ALL IF THESE COMPLAINTS I DECIDED TO WRITE MINE. PROBABLY ABOUT A LITTLE OVER A YEAR AGO THE FIRST THING THAT STARTED WAS MY TPM SENSOR WOULD COME ON AND THEN GO OFF I TOOK IT TO THE TIRE STORE AND THEY SAID THIS COULD BE GOING BAD OK WELL THEN IT STOPPED , NEXT I GOT INTO MY VEHICLE FROM GROCERY SHOPPING AND MY CAR WOULD NOT START IN THE HOT SUMMER IN MY VEHICLE ( THANK GOD MY 2 YOUNG KIDS WEREN'T WITH ME) AFTER SEVERAL ATTEMPTS IT FINALLY STARTED, THIS HAPPENS A LOT MORE THEN ONCE UNTIL ONE DAY WHEN IT WAS FREEZING COLD OUTSIDE IN WONDERFUL WYOMING MY KEY WOULD NOT COME OUT OF THE IGNITION, I HAD TO UNPLUG MY BATTERY UNTIL I COULD TAKE IT TO THE SHOP ! THEN AFTER I GET MY CAR BACK A FEW DAYS LATER MY BLOWER TO MY HEATER QUIT WORKING FOR A FEW MINUTES AND THEN I SMELLED A BURNING SMELL, I CALLED THE REPAIR SHOP AGAIN TO TAKE IT BACK AND THERE WAS A CHARRED WIRE AND THEY HAD TO REPLACE WHAT WAS BEING RECALLED.( I RECEIVED THE 1ST LETTER ABOUT 6 MONTHS LATER) , WHICH I STILL HAVEN'T RECEIVED A 2ND LETTER! NOW I'M STARTING TO HAVE A ISSUE OF MY CAR DYING WHEN I'M SLOWING DOWN TO STOP AT A STOP SIGN OR TO TURN!!! I HAPPENED TO GET ON HER AND READ ALL THE COMPLAINTS AND NOTHING HAS BEEN DONE!!! I HAVE 2 SMALL CHILDREN AND THIS IS ABSOLUTELY DISTURBING, I AM REALLY REGRETTING NOT GETTING RID OF THIS VEHICLE LAST YEAR!! I BEG THAT YOU ALL PLEASE LOOK INTO THESE, BEFORE SOMEONE DIES OR ANYTHING ELSE!! ( IT SHOULDN'T EVEN GET TO THAT POINT). I HAD ABOUT 70,000 MILES WHEN THIS ALL STARTED AND NOE I HAVE 84,999. MY MPH WAS 0-30 !!!
NHTSA ODI #10820747
140,000 miles · Jan 7, 2016
Electrical SystemFire
TL* THE CONTACT OWNED A 2007 HUMMER H3. WHILE DRIVING 25 MPH, THE CONTACT NOTICED FIRE UNDER THE GLOVE BOX. THE CONTACT COASTED THE VEHICLE OVER TO THE SIDE OF THE ROAD AND EXITED THE VEHICLE. THE VEHICLE CAUGHT FIRE. THE FIRE DEPARTMENT EXTINGUISHED THE FIRE. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS DESTROYED. THE MANUFAC…
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TL* THE CONTACT OWNED A 2007 HUMMER H3. WHILE DRIVING 25 MPH, THE CONTACT NOTICED FIRE UNDER THE GLOVE BOX. THE CONTACT COASTED THE VEHICLE OVER TO THE SIDE OF THE ROAD AND EXITED THE VEHICLE. THE VEHICLE CAUGHT FIRE. THE FIRE DEPARTMENT EXTINGUISHED THE FIRE. A POLICE REPORT WAS NOT FILED. THE VEHICLE WAS DESTROYED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 140,000.
NHTSA ODI #10818657
40,000 miles · Dec 4, 2015
Electrical System
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE KEY FAILED TO TURN IN ORDER TO START THE VEHICLE. IN ADDITION, THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER MORE THAN FIVE TIMES AND THE REPAIRS DID NOT REMEDY THE FAILURES. THE DETAILS WERE NOT AVAILABLE. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHER…
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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE KEY FAILED TO TURN IN ORDER TO START THE VEHICLE. IN ADDITION, THE VEHICLE STALLED. THE VEHICLE WAS TAKEN TO THE DEALER MORE THAN FIVE TIMES AND THE REPAIRS DID NOT REMEDY THE FAILURES. THE DETAILS WERE NOT AVAILABLE. THE VEHICLE WAS TAKEN BACK TO THE DEALER WHERE THE VEHICLE WAS PENDING A DIAGNOSIS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURES. THE VIN WAS NOT AVAILABLE. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.
NHTSA ODI #10808436
Mileage unknown · Dec 3, 2015
Electrical SystemVisibility/wiper
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHEN THE VEHICLE WAS STARTED, THE HEATER AND DEFROSTER WERE INOPERABLE. THE CONTACT ALSO STATED THAT THE AIR CONDITIONER FAILED. THE FAILURE OCCURRED EACH TIME THE VEHICLE WAS DRIVEN. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY) …
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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WHEN THE VEHICLE WAS STARTED, THE HEATER AND DEFROSTER WERE INOPERABLE. THE CONTACT ALSO STATED THAT THE AIR CONDITIONER FAILED. THE FAILURE OCCURRED EACH TIME THE VEHICLE WAS DRIVEN. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY) HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 85,000. THE VIN WAS NOT AVAILABLE. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.
NHTSA ODI #10808125
134,000 miles · Nov 15, 2015
Electrical SystemElectronic Stability Control (esc)Unknown Or Other
WENT OUT TO START HUMMER WOULD NOT START IT TURNS OVER BUT WILL NOT START WAITED A FEW MINUTES AND IT STARTED UP WITH NO ISSUE SO DECIDED TO GO AHEAD ABOUT MY DAY DRIVING ON THE FREEWAY AND THE TRUCK CUTS OFF WHILE DRIVING ON THE FREE WAY I WAS TERRIFIED WAS CLOSE TO AN EXIT GOT OFF AND RESTARTED THE CAR NO ISSUES THIS HAS HAPPE…
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WENT OUT TO START HUMMER WOULD NOT START IT TURNS OVER BUT WILL NOT START WAITED A FEW MINUTES AND IT STARTED UP WITH NO ISSUE SO DECIDED TO GO AHEAD ABOUT MY DAY DRIVING ON THE FREEWAY AND THE TRUCK CUTS OFF WHILE DRIVING ON THE FREE WAY I WAS TERRIFIED WAS CLOSE TO AN EXIT GOT OFF AND RESTARTED THE CAR NO ISSUES THIS HAS HAPPENED TO MANY TIMES AND IS DANGEROUS I HAVE CHILDREN AND THIS NEEDS TO BE LOOKED INTO DO NOT KNOW IF IT IS THE IGNITION OR THE ALARM SYSTEM SENDING THE WRONG SIGNAL PLEASE HELP I'M TO THE POINT OF GOING TO FIND A NEW VEHICLE BECAUSE I D NOT FEEL THE HUMMER IS SAFE PLEASE HELP BEFORE SOMETHING BAD HAPPENS PLEASE
NHTSA ODI #10790446
72,000 miles · Nov 4, 2015
Electrical System
THE CAR WOULDNT START BECAUSE THE PASSLOCK SYSTEM ENGAGES AND THEN YOU HAVE TO WAIT 10 MIN FOR IT TO RESET, THEN IT WILL START. THE VEHICLE WAS IN PARK AND OFF.
NHTSA ODI #10788270
90,000 miles · Oct 18, 2015
Electrical SystemElectronic Stability Control (esc)
I'VE HAD ELECTRICAL CONCERNING THE FACTORY AND AFTER MARKET ALARM SYSTEM THAT THE DEALER INFLUENCED ME TO BUY. I'VE HAD SOME SORT OF SHORT CAUSING TO HAVE IT TOWED TO DEALER SEVERAL TIMES, I NEVER GOT A COMPLETE UNDERSTANDING OR REASONING FOR THE PROBLEM. NOW MY AIR CONDITION BLOWER STOPPED WORKING AND I WAS NOT INFORMED OF T…
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I'VE HAD ELECTRICAL CONCERNING THE FACTORY AND AFTER MARKET ALARM SYSTEM THAT THE DEALER INFLUENCED ME TO BUY. I'VE HAD SOME SORT OF SHORT CAUSING TO HAVE IT TOWED TO DEALER SEVERAL TIMES, I NEVER GOT A COMPLETE UNDERSTANDING OR REASONING FOR THE PROBLEM. NOW MY AIR CONDITION BLOWER STOPPED WORKING AND I WAS NOT INFORMED OF THE RECALL FOR MY CAR FROM THE MANUFACTURER OR THE DEALER. AFTER CONTACTING DEALER THAT I BOUGHT THE CAR FROM WAS INFORMED THAT THERE WASN'T A FIX FOR THE PROBLEM
NHTSA ODI #10783114
125,000 miles · Oct 9, 2015
Electrical SystemFire
OUR 2007 HUMMER H3'S AIR CONDITIONING STOPPED WORKING IN MAY, 2014. WE TOOK IT TO OUR MECHANIC AND THEY FOUND BURNED/MELTED WIRES AND COMPONENTS RELATED TO THE BLOWER RELAY. THEY REPLACED PARTS AND WIRES TO RETURN THE A/C TO WORKING ORDER. RECENTLY, WE RECEIVED THE RECALL NOTICE RELATED TO THIS HAZARD, BUT GM DOESN'T HAVE A S…
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OUR 2007 HUMMER H3'S AIR CONDITIONING STOPPED WORKING IN MAY, 2014. WE TOOK IT TO OUR MECHANIC AND THEY FOUND BURNED/MELTED WIRES AND COMPONENTS RELATED TO THE BLOWER RELAY. THEY REPLACED PARTS AND WIRES TO RETURN THE A/C TO WORKING ORDER. RECENTLY, WE RECEIVED THE RECALL NOTICE RELATED TO THIS HAZARD, BUT GM DOESN'T HAVE A SOLUTION YET. TODAY, THE SELECTOR ON THE A/C HAS STOPPED WORKING. WE HAVE A SERIOUS CONCERN THAT WIRES AND COMPONENTS MIGHT BE BURNING AGAIN. WE HAVE STOPPED DRIVING THE CAR. HOW CAN GM GET AWAY WITH THIS DANGEROUS HAZARD AND NOT FIX OUR CAR? I SEE SO MANY COMPLAINTS ON THIS WEBSITE RELATED TO THIS ISSUE. WHAT OTHER AGENCY OF THE GOVERNMENT CAN INFLUENCE THE CAR MANUFACTURER TO REMEDY THIS POTENTIALLY-DEADLY DEFECT?
NHTSA ODI #10781084
Official recalls
2Jul 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.
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 ↗