NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
76 reportsClear category filter82,000 miles · Aug 10, 2016
Electrical System
IGNITION SWITCH ON THIS VEHICLE IS FAILING SAME AS ON OTHER GM VEHICLES WHICH HAVE BEEN RECALLED. SWITCH SETTING CHANGES INTO OFF POSITION SHUTTING OFF VEHICLE WHEN A MODERATE BUMP OR DIP IN THE ROAD IS ENCOUNTERED, SHUTTING OFF VEHICLE AND LOCKING STEERING WHEEL. GM REFUSES TO HONOR RECALL FOR IGNITION SINCE THIS VEHICLE WAS …
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IGNITION SWITCH ON THIS VEHICLE IS FAILING SAME AS ON OTHER GM VEHICLES WHICH HAVE BEEN RECALLED. SWITCH SETTING CHANGES INTO OFF POSITION SHUTTING OFF VEHICLE WHEN A MODERATE BUMP OR DIP IN THE ROAD IS ENCOUNTERED, SHUTTING OFF VEHICLE AND LOCKING STEERING WHEEL. GM REFUSES TO HONOR RECALL FOR IGNITION SINCE THIS VEHICLE WAS NOT LISTED UNDER ACTIVE RECALL/LAWSUIT SETTLEMENT. 5 OCCURRENCES OF THIS SHUT DOWN TO-DATE. GM COMPLAINT NUMBER 8-2272247746 WAS RESOLVED IN THEIR OPINION BY STATING TO ME THIS VEHICLE WAS NOT COVERED UNDER THE UMBRELLA OF THE CURRENT GM IGNITION RECALL. THE STATED THAT THEY SHARE MY SAFETY CONCERN AND BELIEVE I SHOULD HAVE THE VEHICLE SERVICED AT MY EXPENSE. THEY SUGGESTED CONTACTING SAFE CARS.GOV TO ATTEMPT ADDING THIS VEHICLE TO ACTIVE RECALL. PLEASE HELP.
NHTSA ODI #10894772
7,000 miles · Jul 25, 2016
Electrical SystemEngineFire
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE THE VEHICLE WAS PARKED, THE KEY BECAME STUCK IN THE IGNITION AND COULD NOT BE REMOVED. THE VEHICLE WAS TOWED TO A DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION CYLINDER FAILED AND NEEDED TO BE REPLACED. THE DEALER MADE MANY ATTEMPTS TO REPAIR THE VEHICLE, BUT THE REMEDY FAILED. IN A…
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TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE THE VEHICLE WAS PARKED, THE KEY BECAME STUCK IN THE IGNITION AND COULD NOT BE REMOVED. THE VEHICLE WAS TOWED TO A DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION CYLINDER FAILED AND NEEDED TO BE REPLACED. THE DEALER MADE MANY ATTEMPTS TO REPAIR THE VEHICLE, BUT THE REMEDY FAILED. IN ADDITION, VARIOUS ELECTRICAL FUNCTIONS FAILED AND A BURNING ODOR WAS NOTICED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 7,000.
NHTSA ODI #10888240
Mileage unknown · Jul 21, 2016
Electrical System
REPEAT NO START DUE TO FAULTY SECURITY SYSTEM. HAD TO GO TO EMERGENCY ROOM AND COULD NOT GO DUE TO FAULTY SECURITY OR "PASS LOCK" ISSUE AND THIS IS APPARENTLY KNOWN. WHY IS THERE NO RECALL, THIS IS A SAFETY ISSUE!
NHTSA ODI #10887359
Mileage unknown · Jun 27, 2016
Electrical System
MY CAR WILL NOT START DUE TO THE PASS LOCK ENGAGING WHEN I GO TO START THE VEHICLE. I HAVE TO WAIT 10 TO 15 MINUTES FOR PASS LOCK TO RESET AND THEN IT WILL START. MY CAR IS ALWAYS PARKED WHEN THIS PROBLEM OCCURS. THIS PROBLEM HAS BEEN ON GOING FOR A YEAR NOW, STARTED ONCE A MONTH AND NOW IT'S EVERY 2 WEEKS.
NHTSA ODI #10876752
67,000 miles · Jun 8, 2016
Electrical System
PASSLOCK PROBLEM (GM SECURITY) CAUSING THE VEHICLE TO STALL AT ANY SPEED WITH NO POWER BRAKES OR STEERING TILL YOU COAST TO THE SHOULDER AND TRY IT AGAIN MIGHT GO 1 MILE MIGHT GO 100 MILES BEFORE IT HAPPENS AGAIN, PASSLOCK LIGHT FLASHES WHEN VEHICLE STALLS, TONS OF PEOPLE WITH THE SAME PROBLEM ON THE INTERNET, THIS HAS HAPPENED…
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PASSLOCK PROBLEM (GM SECURITY) CAUSING THE VEHICLE TO STALL AT ANY SPEED WITH NO POWER BRAKES OR STEERING TILL YOU COAST TO THE SHOULDER AND TRY IT AGAIN MIGHT GO 1 MILE MIGHT GO 100 MILES BEFORE IT HAPPENS AGAIN, PASSLOCK LIGHT FLASHES WHEN VEHICLE STALLS, TONS OF PEOPLE WITH THE SAME PROBLEM ON THE INTERNET, THIS HAS HAPPENED 100'S OF TIMES TILL I TOOK IT TO THE ONLY SERVICE MECHANIC SHOP ON OUR ISLAND IN ALASKA AND IT HAS SAT THERE FOR A MONTH NO ONE CAN FIGURE OUT THE PROBLEM AND NO DEALERSHIP HAS COME THROUGH ON THE PHONE TO HELP EITHER
NHTSA ODI #10873196
100,000 miles · Apr 26, 2016
Electrical System
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE ATTEMPTING TO START THE VEHICLE, IT FAILED TO START ON THE FIRST ATTEMPT. THE CONTACT STATED THAT THE VEHICLE WOULD SUCCESSFULLY START AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE STARTER FAILED AND NEEDED TO BE REPAIRED. THE VEHICLE WAS …
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TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE ATTEMPTING TO START THE VEHICLE, IT FAILED TO START ON THE FIRST ATTEMPT. THE CONTACT STATED THAT THE VEHICLE WOULD SUCCESSFULLY START AFTER SEVERAL ATTEMPTS. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE STARTER FAILED AND NEEDED TO BE REPAIRED. THE VEHICLE WAS REPAIRED; HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 100,000.
NHTSA ODI #10861542
98,000 miles · Apr 4, 2016
Electrical SystemEquipment
TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE THE VEHICLE WAS PARKED WITH THE ENGINE OFF, THE RADIO TURNED ON INDEPENDENTLY. THE FAILURE RECURRED INTERMITTENTLY. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 98,000.
NHTSA ODI #10853399
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
48,000 miles · Mar 1, 2016
Electrical System
I RECEIVED AN IMPORTANT SAFETY RECALL LETTER FROM HUMMER (GM) IN AUGUST 2015 FOR MY 2007 HUMMER H3. IT IS SAFETY RECALL 15042. THE LETTER INDICATED THAT IT WAS A SAFETY RECALL STATING THE CONNECTOR MODULE THAT CONTROLS THE BLOWER MOTOR SPEED IN THE HEAT/VENT/AIR CONDITIONING (HVAC) SYSTEM MAY OVERHEAT UNDER EXTENDED OPERATIONAL …
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I RECEIVED AN IMPORTANT SAFETY RECALL LETTER FROM HUMMER (GM) IN AUGUST 2015 FOR MY 2007 HUMMER H3. IT IS SAFETY RECALL 15042. THE LETTER INDICATED THAT IT WAS A SAFETY RECALL STATING THE CONNECTOR MODULE THAT CONTROLS THE BLOWER MOTOR SPEED IN THE HEAT/VENT/AIR CONDITIONING (HVAC) SYSTEM MAY OVERHEAT UNDER EXTENDED OPERATIONAL PERIODS AT HIGH AND MEDIUM-HIGH BLOWER SPEEDS. IF THIS CONDITION OCCURS THERE COULD BE A RISK OF FIRE. THE LETTER SAID PARTS WEREN'T AVAILABLE AND WHEN THEY WERE I WOULD BE CONTACTED TO ARRANGE A SERVICE APPOINT. AFTER SEVERAL MONTHS AND NO CALL, I CONTACTED THE NUMBER, 1-800-833-6537, AND ASKED WHAT THE HOLD-UP IS ON THE PARTS? I WAS TOLD THE PARTS WERE STILL UNAVAILABLE. AFTER SEVERAL MORE MONTHS, I CALLED AGAIN ONLY TO RECEIVE THE SAME EXCUSE WITH NO PROJECTED DATE OF ARRIVAL. TO ME THIS UNACCEPTABLE ESPECIALLY THIS RECALL INVOLVES A POTENTIAL RISK OF A FIRE. IT IS NOW MARCH 2016 AND I HAVE NOT BEEN CONTACTED. I FIND IT HARD TO BELIEVE THAT IT TAKES SO LONG TO OBTAIN REPLACEMENTS. I AM HESITANT TO USE THE BLOWER MOTOR BECAUSE OF THE POTENTIAL FIRE RISK.
NHTSA ODI #10839195
Mileage unknown · Feb 18, 2016
Electrical System
TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VENT CONTROL FUNCTIONS FOR THE AC/HEATER FAILED TO OPERATE WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT LATER RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY) AND 10V179000 (STRUCTURE) BUT THE PARTS WERE NOT AVAILA…
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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VENT CONTROL FUNCTIONS FOR THE AC/HEATER FAILED TO OPERATE WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT LATER RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY) AND 10V179000 (STRUCTURE) BUT THE PARTS WERE NOT AVAILABLE TO RECEIVE THE RECALL REPAIRS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS NOT AVAILABLE. PARTS DISTRIBUTION DISCONNECT.
NHTSA ODI #10836986
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 ↗