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2006 Hummer H3

Owner reports · Recalls · Investigations

More warning signs than most H3 years

Owner complaints for the 2006 Hummer H3 are substantially higher than the model-year median of 91.

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When problems were reported

Mileage at the reported incident

286 reports with mileage · 75 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 96 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 52 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Structure. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

10 crash reports27 fire reports7 injury reports

Visibility complaints

31 reports
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73,000 miles · Jun 1, 2012
Visibility

VEHICLE BLOWER MOTOR FAILED. OTHER REPORTS ON THE INTERNET SHOW THAT THIS IS A PROBLEM WITH THIS YEAR AND MAKE. THE WIRING MELTS AND CAUSES THE MOTOR FAN TO FAIL. *TR

NHTSA ODI #10460230

65,000 miles · Nov 19, 2011
Electrical SystemVisibilityFire

THE BLOWER ON MY 2006 HUMMER H3 STOPPED WORKING WHILE DRIVING DOWN THE HIGHWAY AND WE SMELLED A BURNT PLASTIC SMELL WHEN THE BLOWER STOPPED. THE SMELL EVENTUALLY WENT AWAY, BUT THE BLOWER NEVER WORKED AGAIN. I FOUND THAT THIS IS A HUGE ISSUE FOR NOT JUST HUMMER OWNERS, BUT OTHER GM VEHICLE OWNERS. THE RESISTOR AND PLASTIC CLI…

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THE BLOWER ON MY 2006 HUMMER H3 STOPPED WORKING WHILE DRIVING DOWN THE HIGHWAY AND WE SMELLED A BURNT PLASTIC SMELL WHEN THE BLOWER STOPPED. THE SMELL EVENTUALLY WENT AWAY, BUT THE BLOWER NEVER WORKED AGAIN. I FOUND THAT THIS IS A HUGE ISSUE FOR NOT JUST HUMMER OWNERS, BUT OTHER GM VEHICLE OWNERS. THE RESISTOR AND PLASTIC CLIP WERE MELTED TOGETHER AND WHEN DISCONNECTED, FIRE DAMAGE WAS EVIDENT. THIS RESISTOR FOR THE AC BLOWER IS LOCATED RIGHT UNDER THE GLOVE COMPARTMENT AND LUCKILY NOTHING FLAMMABLE WAS CLOSE TO THIS WHEN IS BLEW WHILE DRIVING DOWN THE HIGHWAY. I ALSO HAVE PICTURES OF THE DAMAGE AND SUBSEQUENT DANGER THIS ISSUE POSES. OTHER POSTS OF PEOPLE SEEING THIS ISSUE. HTTP://WWW.HUMMERFORUMS.COM/FORUM/HUMMER-H3-17/AIR-CONDITIONING-PROBLEM-GRRR-16020/PAGE2/#POST264883. *TR

NHTSA ODI #10436461

90,000 miles · Jul 7, 2011
Power TrainVehicle Speed ControlVisibilityFire

TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE THE VEHICLE WAS PARKED THE CONTACT NOTICED THE HVAC UNIT FAILED. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING AND THE TECHNICIANS STATED THE HVAC BLOWER MOTOR OVER HEATED AND MELTED THE RESISTOR. THE TECHNICIANS STATED THE BLOWER MOTOR, RELAY AND THE WIRING HARNESS NEEDE…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE THE VEHICLE WAS PARKED THE CONTACT NOTICED THE HVAC UNIT FAILED. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTIC TESTING AND THE TECHNICIANS STATED THE HVAC BLOWER MOTOR OVER HEATED AND MELTED THE RESISTOR. THE TECHNICIANS STATED THE BLOWER MOTOR, RELAY AND THE WIRING HARNESS NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. WHILE DRIVING THE FRONT DRIVERS SIDE MIRROR ALSO BEGAN TO VIBRATE AND WHEN DEPRESSING THE ACCELERATOR PEDAL THE VEHICLE WOULD DECELERATE. THE TECHNICIAN STATED THAT THE ARM BRACKET THAT HOLDS THE FRONT DRIVERS SIDE DOOR MIRROR WAS BROKEN AND NEEDED TO BE REPLACED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THE ELECTRIC PEDAL WAS REPLACED. THE VEHICLE HVAC UNIT AND THE DRIVERS SIDE MIRROR WERE NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 90,000.

NHTSA ODI #10410936

104,000 miles · Jul 6, 2011
VisibilityFire

TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING APPROXIMATELY 25 MPH, THE BLOWER MOTOR FAILED AND THE CONTACT NOTICED A BURNING ODOR. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTICS WHERE THE TECHNICIANS STATED THAT THE WIRING HARNESS WAS MELTED AND THE HEATER BLOWER MOTOR RESISTOR NEEDED TO BE REPLACED. THE VEHICLE WAS…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING APPROXIMATELY 25 MPH, THE BLOWER MOTOR FAILED AND THE CONTACT NOTICED A BURNING ODOR. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSTICS WHERE THE TECHNICIANS STATED THAT THE WIRING HARNESS WAS MELTED AND THE HEATER BLOWER MOTOR RESISTOR NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 104,000.

NHTSA ODI #10410690

48,484 miles · Jun 5, 2011
Electrical SystemVisibility

OVERHEATED AND MELTED RESISTOR AND WIRING HARNESS FOR THE HVAC BLOWER MOTOR ON A 2006 HUMMER H3. THIS HAS HAPPENED TO MY VEHICLE AND A FRIEND OF MINE. ALSO MANY OWNERS ON THE INTERNET HAVE HAD THIS SAME PROBLEM. IT IS SO PREVALENT THAT MANY PARTS SUPPLIERS ARE ADVERTISING THE PARTS FOR SALE. *TR

NHTSA ODI #10404471

30,000 miles · Jan 5, 2011
Visibility

TL*THE CONTACT OWNS A 2006 HUMMER H3. DUE TO HEAVY RAIN CONDITIONS THE SUN ROOF BEGAN TO LEAK. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHO STATED THAT THE DRAIN IN THE SUNROOF WAS CLOGGED. THE DEALER UNCLOGGED THE DRAIN AND WITHIN A FEW MONTHS THE SUNROOF STARTED TO LEAK AGAIN. THE CONTACT TOOK THE VEHICLE BACK TO THE DEAL…

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TL*THE CONTACT OWNS A 2006 HUMMER H3. DUE TO HEAVY RAIN CONDITIONS THE SUN ROOF BEGAN TO LEAK. THE CONTACT TOOK THE VEHICLE TO THE DEALER WHO STATED THAT THE DRAIN IN THE SUNROOF WAS CLOGGED. THE DEALER UNCLOGGED THE DRAIN AND WITHIN A FEW MONTHS THE SUNROOF STARTED TO LEAK AGAIN. THE CONTACT TOOK THE VEHICLE BACK TO THE DEALER AND THE DRAIN WAS UNCLOGGED AGAIN; HOWEVER, THE SUNROOF CONTINUED TO LEAK. THE SUNROOF SEAL WAS BEING REPLACED BY THE DEALER WHEN THE COMPLAINT WAS FILED. THE CONTACT CALLED THE MANUFACTURER REGARDING THE COMPLAINTS ON THE LEAKING SUNROOF. THE MANUFACTURER STATED THAT THE LEAK WAS DUE TO THE CLOGGED DRAINS. THE CONTACT WAS CONCERNED THAT THE MANUFACTURER DID NOT ISSUE A RECALL SINCE THE FAILURE WAS A MANUFACTURERS DEFECT. THE FAILURE MILEAGE WAS 30,000.

NHTSA ODI #10374771

84,000 miles · Dec 21, 2010
Electrical SystemVisibility

HEATING/ AC FAN BLOWER HARNESS BURNT UP. A VERY COMMON PROBLEM ON AN HUMMER H3/. *TR

NHTSA ODI #10371937

67,355 miles · Aug 15, 2010
Electrical SystemVisibility

HEATER A/C FAN MOTOR QUIT. THE DEALER REPAIRED THE LINK AS HE SAID IT HAD GOTTEN HOT AND BURNT OUT. I CAN'T FIND INVOICE AT THIS TIME, BUT BELIEVE IT TO BE AROUND $90.00. SERVICE DONE BY WHITEHEAD CHEVROLET OF TRUTH OR CONSEQUENCES, NM. THE SERVICE MGR SAID THIS WAS A COMMON PROBLEM. *TR

NHTSA ODI #10349487

65,000 miles · Aug 9, 2010
Visibility

HUMMER H3 COMPLAINT FIRST, THE 06 HUMMER H3 SUNROOF HAS LEAKED ON TWO SEPARATE OCCASIONS ABOUT A YEAR AND A HALF APART, MOST RECENT THIS MAY-JUNE. WATER LEAKAGE INSIDE ON THE FRONT SIDE WINDOW PANELS AND FLOOR PANELS AND FLOOR. MOORE CADILLAC-HUMMER TOLD ME THAT CLOGGED DRAINS WERE THE CAUSE. I THINK THE SEAL MUST BE DEFECTIV…

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HUMMER H3 COMPLAINT FIRST, THE 06 HUMMER H3 SUNROOF HAS LEAKED ON TWO SEPARATE OCCASIONS ABOUT A YEAR AND A HALF APART, MOST RECENT THIS MAY-JUNE. WATER LEAKAGE INSIDE ON THE FRONT SIDE WINDOW PANELS AND FLOOR PANELS AND FLOOR. MOORE CADILLAC-HUMMER TOLD ME THAT CLOGGED DRAINS WERE THE CAUSE. I THINK THE SEAL MUST BE DEFECTIVE OTHERWISE THE RAIN WOULD NOT GET IN. THE FIRST INCIDENT WAS COVERED UNDER WARRANTY; THIS PAST INCIDENCE THE WARRANTY HAD JUST EXPIRED SO I WAS CHARGED $100 DOLLARS. I HAVE A FEELING THAT IT'S GOING TO HAPPEN AGAIN. I'VE NEVER HAD THIS HAPPEN ON OTHER CARS, THE SEALS NEVER LEAKED UNLESS I LEFT THE ROOF OPEN. SECOND, THE A/C FAN BLOWER RECENTLY WENT OUT, THIS JULY-AUGUST, MY LOCAL MECHANIC SAID THAT THE R & R BLOWER MOTOR RESISTOR AND RESISTOR WIRE HARNESS BURNED OUT. I'VE READ THIS ON SEVERAL BLOGS, THAT THIS WILL HAPPEN REPEATEDLY DUE TO THE DESIGN AND RESISTOR CAPACITY. HIS SERVICE FEE TO REPAIR IS $300 DOLLARS; ABOUT $170 FOR LABOR AND $ 130 FOR PARTS, WHICH I THINK IS TOO HIGH. I HAVEN'T TAKEN IT TO THE LOCAL GM DEALER (MOORE CADILLAC-HUMMER), THOUGH I PURCHASED IT FROM CRISWELL IN GAITHERSBURG, MD, SINCE I PROBABLY COULD NOT AFFORD THEIR COST. *TR

NHTSA ODI #10348243

55,800 miles · Dec 16, 2009
Visibility

HVAC SYSTEM FAN BLOWER WORKS INTERMITTENTLY...SOMETIMES THE FAN BLOWER DOESN'T WORK OR STOPS WORKING ALTOGETHER CAUSING A MAJOR PROBLEMS ON COLD OR FOGGY DAYS WHEN YOU NEED THE DEFROST TO WORK. REPORTED THIS TO GM DEALER BUT NO REPAIRS MADE. *TR

NHTSA ODI #10296068

Official recalls

4

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.

06V417000 · Air Bags:frontal

Oct 31, 2006

CERTAIN VEHICLES ORIGINALLY BUILT WITH CLOTH SEATS THAT WERE EQUIPPED WITH AN AUTOMATIC AIR BAG PASSENGER SENSING SYSTEM AND LATER REUPHOLSTERED WITH AFTERMARKET LEATHER SEAT COVER KITS ARE INVOLVED. TESTING HAS INDICATED THAT THE AFTERMARKET LEATHER SEAT COVERS CAN CAUSE THE PASSENGER SENSING SYSTEM TO MALFUNCTION.

Consequence & remedy

Consequence: IF THE PASSENGER SENSING SYSTEM MALFUNCTIONS, THE FRONT AIR BAG ON THE PASSENGER SIDE MAY BE DISABLED WHEN IT SHOULD BE ENABLED, OR ENABLED WHEN IT SHOULD BE DISABLED. IN EITHER CASE, IN THE EVENT OF A CRASH THAT REQUIRES AIR BAG DEPLOYMENT, A FRONT PASSENGER'S LEVEL OF INJURY MAY BE INCREASED.

Remedy: BECAUSE A REPLACEMENT LEATHER SEAT COVER THAT IS COMPATIBLE WITH THE PASSENGER SENSING SYSTEM IS NOT AVAILABLE, GENERAL MOTORS (GM) WILL REPURCHASE THESE VEHICLES IN ACCORDANCE WITH THE TERMS STATED IN GM'S LETTER TO OWNERS. THE RECALL BEGAN ON NOVEMBER 6, 2006. OWNERS SHOULD CONTACT GM AT 1-877-477-1022 TO BEGIN THE PROCESS OF REPURCHASING THEIR VEHICLE.

05V552000 · Equipment:other:labels

Dec 7, 2005

CERTAIN TRUCKS AND SPORT UTILITY VEHICLES FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 110, "TIRE SELECTION AND RIMS." THESE VEHICLES WERE SHIPPED WITH TIRE AND LOADING INFORMATION LABELS LISTING AN INACCCURATE VEHICLE CAPACITY WEIGHT.

Consequence & remedy

Consequence: A MISPRINTED LABEL COULD LEAD TO IMPROPER VEHICLE LOADING SPECIFICATIONS OR TIRE INFLATION WHICH COULD RESULT IN A TIRE FAILURE, INCREASING THE RISK OF A CRASH.

Remedy: OWNERS WILL BE PROVIDED WITH CORRECTED LABELS AND INSTALLATION INSTRUCTIONS. AT THE CUSTOMER'S OPTION, A DEALER CAN INSTALL THE LABEL FOR THEM. THE RECALL BEGAN ON MARCH 31, 2006. OWNERS MAY CONTACT BUICK AT 1-866-608-8080, CADILLAC AT 1-866-982-2339, CHEVROLET AT 1-800-630-2438, GMC AT 1-866-996-9463, HUMMER AT 1-800-732-5493, PONTIAC AT 1-800-620-7668, SATURN AT 1-800-972-8876, OR ISUZU AT 1-800-255-6727.

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.