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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.

About this comparison →

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

Unknown Or Other complaints

28 reports
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Mileage unknown · Nov 11, 2025
EngineUnknown Or Other

The blower resistor and harness needs replaced it looks like it caught fire or default

NHTSA ODI #11698835

Mileage unknown · Aug 9, 2025
Unknown Or Other

I was trying to get away from a stranger that was following me that was threatening and scary and when I got in the my Hummer h3 it wouldn't start its the ANTI THEFT that's thinking the car is being stolen this is happened several times of the car not starting i went to Google and YouTube and there's hundreds of videos complain…

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I was trying to get away from a stranger that was following me that was threatening and scary and when I got in the my Hummer h3 it wouldn't start its the ANTI THEFT that's thinking the car is being stolen this is happened several times of the car not starting i went to Google and YouTube and there's hundreds of videos complaining and giving instructions on waiting 10 min before trying to start the car , this is very dangerous especially for woman and it needs to be recalled and fixed before someone really gets hurt or killed , I was on scared

NHTSA ODI #11679484

Mileage unknown · Aug 23, 2024
Unknown Or Other

Sunroof leaking creating water to leak into the driver seat, passenger seat, speakers on the door. Water trickling down from the Onstar system while parked and in motion this is a safety hazard. The only resolution that is given from GM is to blow out the hose to the sunroof, that’s not helping this issue is creating mole into t…

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Sunroof leaking creating water to leak into the driver seat, passenger seat, speakers on the door. Water trickling down from the Onstar system while parked and in motion this is a safety hazard. The only resolution that is given from GM is to blow out the hose to the sunroof, that’s not helping this issue is creating mole into the vehicle and once again it’s hazardous when driving As the water raining inside as well as outside of the vehicle. please help not seeing any recalls for this Manufacturing defect.

NHTSA ODI #11610460

150,000 miles · Jul 18, 2020
Unknown Or Other

I BELIEVE THERE IS A PROBLEM WITH THE H3 HUMMER 2006 I REQUEST TO BRING IT TO A DEALER TO GET IT CHECKED. HAS TO DO WITH THE TURNING, REVERSE. WHEN VEHICLE IS PUT IN NEUTRAL STILL SEEMS IN DRIVE. SOUNDS LIKE A PLASTIC NOISE. NEEDS TO BE CHECKED BY A CERTIFIED MECHANIC

NHTSA ODI #11340038

153,000 miles · Jun 6, 2020
StructureUnknown Or OtherVisibility

MY SUNROOF HAS BEEN LEAKING, ON THE PASSENGER SIDE IT CHIMES OUT BEHIND & BELOW THE GLOVE BOX. ON THE DRIVER'S SIDE IT LEAKS DIRECTLY FROM THE SUNROOF ONTO THE DRIVER'S SEAT, AND BEHIND THE EMERGENCY BRAKE. BOTH SIDES SOAK THE FLOORBOARDS FRONT & BACK. IT LEAKS WHETHER STATIONARY OR IN MOTION, HOWEVER WHEN IT HAS BEEN SITTING DU…

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MY SUNROOF HAS BEEN LEAKING, ON THE PASSENGER SIDE IT CHIMES OUT BEHIND & BELOW THE GLOVE BOX. ON THE DRIVER'S SIDE IT LEAKS DIRECTLY FROM THE SUNROOF ONTO THE DRIVER'S SEAT, AND BEHIND THE EMERGENCY BRAKE. BOTH SIDES SOAK THE FLOORBOARDS FRONT & BACK. IT LEAKS WHETHER STATIONARY OR IN MOTION, HOWEVER WHEN IT HAS BEEN SITTING DURING A RAIN STORM, WHEN YOU MOVE IT, SHEETS OF WATER POUR DOWN FROM THE SUNROOF. *TR

NHTSA ODI #11327547

200,000 miles · Mar 29, 2020
Electrical SystemFuel/propulsion SystemUnknown Or Other

THE H3 WILL NOT START. DASH SCREEN KEEPS SHOWING THE PASSLOCK ACTIVATED AND WON'T TURN OFF. COMPUTER THINKS THE H3 IS BEING STOLEN. I HAVE TRIED TO RESET AND NO LUCK. I HAD THIS PROBLEM ABOUT 4 WEEKS AGO AND CHANGED THE FUEL PUMP. THEN IT HAPPENED AGAIN LAST WEEK AND NOW ON 28 MARCH 2020. ENGINE IS TURNING OVER AND ELECTRI…

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THE H3 WILL NOT START. DASH SCREEN KEEPS SHOWING THE PASSLOCK ACTIVATED AND WON'T TURN OFF. COMPUTER THINKS THE H3 IS BEING STOLEN. I HAVE TRIED TO RESET AND NO LUCK. I HAD THIS PROBLEM ABOUT 4 WEEKS AGO AND CHANGED THE FUEL PUMP. THEN IT HAPPENED AGAIN LAST WEEK AND NOW ON 28 MARCH 2020. ENGINE IS TURNING OVER AND ELECTRICAL SYSTEMS LIGHT UP, BUT SOUNDS LIKE FUEL IS NOT GETTING INTO THE FUEL PUMP AGAIN. AFTER DOING SOME RESEARCH, FINDING OTHERS HAVING THE SAME PROBLEM. RECOMMENDED PROCEDURE IS TO WAIT 10 MIN, STILL NO LUCK. WAITING 15 MIN SEEMED TO WORK BEFORE, BUT NOW IT DOESN'T. HOW AM I SUPPOSED TO BE SAFELY IN THE VEHICLE, DRIVE SOMEWHERE AND THEN IT STALLS AGAIN? I AM THE ORIGINAL OWNER AND HAVEN'T HAD THIS ISSUE UNTIL IT STARTED 4 WEEKS AGO. WHAT IF THIS HAPPENS WHILE I AM DRIVING ON THE HIGHWAY AND FUEL STOPS GOING TO THE PUMP? THIS COULD CAUSE A MULTI-VEHICLE ACCIDENT.

NHTSA ODI #11319662

68,000 miles · Dec 8, 2019
Unknown Or Other

THE VEHICLE WHEN STOPPING/ PARKING WILL ALLOW YOU TO REMOVE THE KEYS WITHOUT THE VEHICLE BEING IN PARK THEREFORE LEAVING THE VEHICLE IN A STATE THAT CAN ROLLNIN EITHER DIRECTION AND TO START THE VEHICLE AGAIN THE SHIFTER NEEDS TOBE MOVED INTO THE PARK POSITION OR IT WILL NOT DO ANYTHING.

NHTSA ODI #11287718

95,000 miles · Feb 28, 2019
Electrical SystemUnknown Or Other

MY 2006 H3 HAS SPORADIC ISSUES WITH STARTING FOR A FEW YEARS NOW. WHEN I TRY TO START IT, IT WILL CRANK FINE BUT WILL NOT START. IF I WAIT APPROXIMATELY 10 MINUTES & TRY AGAIN, IT STARTS WITH NO PROBLEMS. DURING THIS ISSUE, EVERYTHING ELSE WORKS IN THE VEHICLE (RADIO, LIGHTS, ETC..). I'VE HAD IT CHECKED BY SEVERAL MECHANICS & RE…

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MY 2006 H3 HAS SPORADIC ISSUES WITH STARTING FOR A FEW YEARS NOW. WHEN I TRY TO START IT, IT WILL CRANK FINE BUT WILL NOT START. IF I WAIT APPROXIMATELY 10 MINUTES & TRY AGAIN, IT STARTS WITH NO PROBLEMS. DURING THIS ISSUE, EVERYTHING ELSE WORKS IN THE VEHICLE (RADIO, LIGHTS, ETC..). I'VE HAD IT CHECKED BY SEVERAL MECHANICS & REPLACED LOTS OF PARTS BUT DIDN'T HELP THIS ISSUE AT ALL. I HAVE READ MANY COMPLAINTS REFERENCE THIS SAME EXACT ISSUE ONLINE & THROUGH NHTSA BUT NOBODY HAS HAD ANY POSITIVE RESPONSES. THIS IS A MAJOR ISSUE THAT SHOULD BE TAKEN CARE OF BY GM AS A RECALL. I WILL BE PART OF THIS CLASS ACTION LAWSUIT THROUGH THESE THREADS RELATED TO THIS HUMMER H3 ISSUE. THANK YOU & WAITING TO HEAR ABOUT THIS TERRIBLE GM ISSUE.

NHTSA ODI #11183206

Mileage unknown · Jan 21, 2019
Electronic Stability Control (esc)Fuel/propulsion SystemUnknown Or Other

WHEN I CRANK MY HUMMER H3 UP ON COLD MORNINGS IT DONT START,SOMETIMES IT STARTS AND THEN CUTS OFF ON WARM DAYS NO PROBLEM.IS THERE A RECALL ON THIS PRODUCT IT SEEMS THAT THERE ARE MANY COMPLAINTS ON THIS ISSUE.

NHTSA ODI #11171159

Mileage unknown · Sep 6, 2018
Unknown Or Other

I HAVE OWNED MY 2006 H3 HUMMER FOR FIVE YEARS HOWEVER THE LAST TWO YEARS MY VEHICLE WILL NOT START LEAVING ME STRANDED FOR AT LEAST TEN MINUTES TO TWENTY MINUTES HESITANT TO START... THEN STARTING AS IF NOTHING WAS WRONG. INITIALLY WHEN I NOTICED A PROBLEM IT WAS ONLY ONCE OR TWICE A MONTH NOW IS 2 TO 3 TIMES A WEEK...I'VE HAD …

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I HAVE OWNED MY 2006 H3 HUMMER FOR FIVE YEARS HOWEVER THE LAST TWO YEARS MY VEHICLE WILL NOT START LEAVING ME STRANDED FOR AT LEAST TEN MINUTES TO TWENTY MINUTES HESITANT TO START... THEN STARTING AS IF NOTHING WAS WRONG. INITIALLY WHEN I NOTICED A PROBLEM IT WAS ONLY ONCE OR TWICE A MONTH NOW IS 2 TO 3 TIMES A WEEK...I'VE HAD THE VEHICLE CHECKED OUT ON NUMEROUS OF TIMES BEING DIAGNOSED AND THE TECH NOT SURE WHAT THE PROBLEM OR ISSUE REALLY IS..OR WHY IT HAPPENS SO FREQUENTLY..VERY FRUSTRATING PLEASE HELP WITH ANY ADVICE

NHTSA ODI #11124756

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.