NHTSA owner reports · September 18, 2026 snapshot.
Electrical System complaints
34 reportsClear category filter99,900 miles · Oct 15, 2015
Electrical System
TL* THE CONTACT OWNS A 2009 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE AIR CONDITIONER SUDDENLY FAILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE CONNECTOR MODULE FOR THE HEAT, AIR, DEFROSTERS NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT RECEIVED NOTIFI…
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TL* THE CONTACT OWNS A 2009 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 60 MPH, THE AIR CONDITIONER SUDDENLY FAILED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHERE IT WAS DIAGNOSED THAT THE CONNECTOR MODULE FOR THE HEAT, AIR, DEFROSTERS NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (ELECTRICAL SYSTEM) 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 MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 99,900.
NHTSA ODI #10782340
57,000 miles · Sep 17, 2015
Electrical System
VEHICLE WILL NOT CRANK UP DUE TO FAULTY PASS LOCK-SECURITY SYSTEM. AFTER 10 MINUTES, THE SYSTEM WILL RESET AND START. AT THE BEGINNING, THIS WAS INFREQUENT, HOWEVER, AS OF LATE, THIS PROBLEM BECOMES VERY PERSISTENT, SEVERAL TIMES A WEEK. GM HAS RECALLED MANY OTHER GM VEHICLES WITH FAULTY IGNITION IN 2014 FOR GM VEHICLES MADE DUR…
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VEHICLE WILL NOT CRANK UP DUE TO FAULTY PASS LOCK-SECURITY SYSTEM. AFTER 10 MINUTES, THE SYSTEM WILL RESET AND START. AT THE BEGINNING, THIS WAS INFREQUENT, HOWEVER, AS OF LATE, THIS PROBLEM BECOMES VERY PERSISTENT, SEVERAL TIMES A WEEK. GM HAS RECALLED MANY OTHER GM VEHICLES WITH FAULTY IGNITION IN 2014 FOR GM VEHICLES MADE DURING THE SAME YEARS AS MY VEHICLE. GM DID NOT RECALL HUMMER AND SHOULD HAVE.
NHTSA ODI #10764443
Mileage unknown · Sep 8, 2015
Electrical System
BLOWER STOPPED FUNCTIONING. RECEIVED LETTER OF RECALL FROM HUMMER. CAR DEALER INSPECTED AND STATED IT IS UNDER RECALL HOWEVER PARTS ARE NOT AVAILABLE. CALLED HUMMER CUSTOMER CARE. INFORMED IAM NOT COVERED, PAY OUT OF POCKET. RECALL NUMBER IS: 15V421 MY INVESTIGATION INTO THIS MATTER REVEALED THAT THIS HAS BEEN AN ISSUE SINCE …
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BLOWER STOPPED FUNCTIONING. RECEIVED LETTER OF RECALL FROM HUMMER. CAR DEALER INSPECTED AND STATED IT IS UNDER RECALL HOWEVER PARTS ARE NOT AVAILABLE. CALLED HUMMER CUSTOMER CARE. INFORMED IAM NOT COVERED, PAY OUT OF POCKET. RECALL NUMBER IS: 15V421 MY INVESTIGATION INTO THIS MATTER REVEALED THAT THIS HAS BEEN AN ISSUE SINCE 2006. PARTS ARE AVAILABLE YET ???
NHTSA ODI #10762337
79,700 miles · Aug 10, 2015
Electrical SystemSeats
WHILE DRIVING THE PLASTIC CASE ON THE SIDE OF THE DRIVER SEAT BREAKS AWAY AND AUTOMATICALLY STARTS THE ELECTRIC SEAT TO MOVE DOWN AND BACK, CAUSING RISK OF ACCIDENT
NHTSA ODI #10747649
79,772 miles · Aug 10, 2015
Electrical SystemEngine
THE HUMMER WOULD NOT START, THE ENGINE DID NOT TURN, WITH BATTERY IN GREAT CONDITION, SIGNS OF FAULTY IGNITION AND PASSIVE LOCK SYSTEM.
NHTSA ODI #10747647
141,400 miles · Jul 15, 2015
Electrical System
WE HAD BEEN HAVING PROBLEMS WITH THE AC NOT WORKING AS WELL AS IT USED TO AND BLAMED IT ON THE AGE OF THE VEHICLE. THE FIRST TIME WE TOOK A TRIP OUTSIDE OF TOWN AND AFTER 1.5 HOURS OF DRIVING, THE AC COMPLETELY STOPPED WORKING. WE LOOKED AT THE BLOWER MOTOR CONNECTOR MODULE AND NOTICED DISCOLORATION AND MELTING OF A PLASTIC WIR…
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WE HAD BEEN HAVING PROBLEMS WITH THE AC NOT WORKING AS WELL AS IT USED TO AND BLAMED IT ON THE AGE OF THE VEHICLE. THE FIRST TIME WE TOOK A TRIP OUTSIDE OF TOWN AND AFTER 1.5 HOURS OF DRIVING, THE AC COMPLETELY STOPPED WORKING. WE LOOKED AT THE BLOWER MOTOR CONNECTOR MODULE AND NOTICED DISCOLORATION AND MELTING OF A PLASTIC WIRE CONNECTOR. WE HAD ORDERED THE PART TO REPLACE IT WHEN WE HEARD THE RECALL ANNOUNCED ON TV. WE RETURNED THE PART AND ARE WAITING FOR THE LOCAL GMC DEALER TO GET THE RECALL NOTICE.
NHTSA ODI #10734391
57,923 miles · May 29, 2015
Electrical SystemUnknown Or OtherFire
AS IN THE OTHER REPORTS, MY VEHICLE HAD SAME ELECTRICAL SHORT AND FIRE UNDER PASSENGER GLOVE BOX AREA. HERE IS THE TECHNICIAN REPAIR NOTES WHICH COMPLETELY VERIFY THERE IS AN ENGINEERING PROBLEM WITH A/C AND HEATER BLOWER MOTOR ELECTRICAL CONFIGURATION: VERIFIED CUSTOMER CONCERN, OPENED AND REMOVED GLOVE BOX, REMOVED BLOWER M…
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AS IN THE OTHER REPORTS, MY VEHICLE HAD SAME ELECTRICAL SHORT AND FIRE UNDER PASSENGER GLOVE BOX AREA. HERE IS THE TECHNICIAN REPAIR NOTES WHICH COMPLETELY VERIFY THERE IS AN ENGINEERING PROBLEM WITH A/C AND HEATER BLOWER MOTOR ELECTRICAL CONFIGURATION: VERIFIED CUSTOMER CONCERN, OPENED AND REMOVED GLOVE BOX, REMOVED BLOWER MOTOR RESISTER (2FASTNERS) FROM HVAC BOX,INSPECTED RESISTOR, ATTEMPTED TO UNPLUG RESISTOR, CONNECTORS STUCK TOGETHER, FORCED CONNECTORS APART, FOUND THEY WERE MELTED TOGETHER DUE TO SHORT IN HVAC SYSTEM. INSTALLED NEW HARNESS: 25949869 INSTALLED NEW RESISTOR: 10397098 BLOWER MOTOR HVAC SYSTEM NOW OPERABLE; UNKNOWN REASON FOR SHORT.
NHTSA ODI #10722242
85,000 miles · Mar 24, 2015
Electrical SystemFire
DRIVER WAS DRIVING AND STARTED TO SMELL SOMETHING BURNING AS SHE WAS DRIVING THE CAR. SHORTLY AFTER SHE BEGIN TO SEE SMOKE EMITTING FROM UNDER THE GLOVE BOX. THEN SPARKS BEGIN TO DROP ONTO THE FRONT PASSENGER SIDE FLOOR. SHE PROCEEDED TO EXIT THE VEHICLE AS THE SMOKE AND SPARKS WERE INTENSIFYING. EVENTUALLY THE ENTIRE CABIN …
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DRIVER WAS DRIVING AND STARTED TO SMELL SOMETHING BURNING AS SHE WAS DRIVING THE CAR. SHORTLY AFTER SHE BEGIN TO SEE SMOKE EMITTING FROM UNDER THE GLOVE BOX. THEN SPARKS BEGIN TO DROP ONTO THE FRONT PASSENGER SIDE FLOOR. SHE PROCEEDED TO EXIT THE VEHICLE AS THE SMOKE AND SPARKS WERE INTENSIFYING. EVENTUALLY THE ENTIRE CABIN WAS ENGULFED IN FLAMES. THE FIRE DEPARTMENT WAS CALLED. *TR
NHTSA ODI #10701330
74,100 miles · Jan 16, 2015
Electrical SystemEnginePower Train
P2135 THROTTLE/PEDAL POSITION SENSOR/SWITCH A/B VOLTAGE CORRELATION THAT PUTS THE VEHICLE INTO ?STABILITRAK DISABLED", "TRACTION CONTROL DISABLED", AND "REDUCED ENGINE POWER". WHILE THERE IS A TSB#11-06-04-007B REGARDING THIS ISSUE AND WARRANTY COVERAGE; UNFORTUNATELY IT DOES NOT APPLY TO MY ENGINE. HOWEVER, SINCE THIS IS …
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P2135 THROTTLE/PEDAL POSITION SENSOR/SWITCH A/B VOLTAGE CORRELATION THAT PUTS THE VEHICLE INTO ?STABILITRAK DISABLED", "TRACTION CONTROL DISABLED", AND "REDUCED ENGINE POWER". WHILE THERE IS A TSB#11-06-04-007B REGARDING THIS ISSUE AND WARRANTY COVERAGE; UNFORTUNATELY IT DOES NOT APPLY TO MY ENGINE. HOWEVER, SINCE THIS IS A WIDELY KNOW ISSUE, AND THIS VEHICLE IS EXPERIENCING THE SAME CONDITIONS, ONE WOULD THINK THAT MY VEHICLE WOULD BE SERVICED UNDER THIS TSB EXTENDED WARRANTY COVERAGE. 12/04/2014: FIRST SERVICE ATTEMPT: CLEAR CODE EVERYTHING TESTS FINE, LET?S SEE IF IT HAPPENS AGAIN. 12/10/2014: SECOND SERVICE ATTEMPT: BOTH THROTTLE BODY AND ACC PEDAL POSITION SENSOR TESTED "GOOD". WEAK BATTERY - REPLACE BATTERY. 12/22/2014: THIRD SERVICE ATTEMPT: TECH REPLACED ACCELERATOR PEDAL. RELEARNED THROTTLE/IDLE. 12/26/2014: FORTH SERVICE ATTEMPT: RELEARNED THROTTLE/IDLE PROCEDURE. 01/13/2015: FIFTH SERVICE ATTEMPT: REPROGRAM AND APPLY 6 UPDATES TO ECM. 01/14/2015: CODE THROWN AGAIN: DEALERSHIP ADVISING TO REPLACE THROTTLE BODY (BUT UNCERTAIN THAT THIS WILL FIX THE PROBLEM)? *TR
NHTSA ODI #10673043
30,000 miles · Jan 13, 2015
Electrical System
ISSUE WITH BLOWER NOT GETTING POWER; CANNOT GET HEAT OR AIR CONDITIONING WITHOUT BLOWER, FUSES WERE CHECKED, HEATER RESISTOR CHECKED, SWITCH SEEMS GOOD (SUCH THE AIR CONDITIONING LIGHT WILL COME ON WHEN THE SWITCH IS ON BUT NO BLOWER), WIRING HARNESS LOOKS GOOD, BLOWER SEEMS TO HAVE A POSSIBLE INTERMITTENT PROBLEM AS THE BLOWER …
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ISSUE WITH BLOWER NOT GETTING POWER; CANNOT GET HEAT OR AIR CONDITIONING WITHOUT BLOWER, FUSES WERE CHECKED, HEATER RESISTOR CHECKED, SWITCH SEEMS GOOD (SUCH THE AIR CONDITIONING LIGHT WILL COME ON WHEN THE SWITCH IS ON BUT NO BLOWER), WIRING HARNESS LOOKS GOOD, BLOWER SEEMS TO HAVE A POSSIBLE INTERMITTENT PROBLEM AS THE BLOWER STOPPED WORKING LAST SPRING BUT WORKED A COUPLE TIMES IN THE FALL. STILL DON'T KNOW WHAT THE PROBLEM IS. THERE ARE A LOT OF BLOWER ISSUES ON-LINE SUCH AS HUMMER FORUMS AND COLORADO TRUCKS. *TR
NHTSA ODI #10672273
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 ↗