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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

What owners actually said

361 reports
102,000 miles · Sep 6, 2016
Suspension

CATASTROPHIC FAILURE OF LEAFSPRING/REAR SUSPENSION. TURNING OUT ONTO ROAD AND HEARD A LOUD SNAP, STEERING WENT CRAZY, ALMOST LOST CONTROL OF CAR. SAW SIMILAR INCIDENTS HAPPENING ALL OVER THE WEB. SOME ENDING IN THE TRUCK FLIPPING END OVER END. SEE COMMON THREAD...BAD WELD IN LEAF SPRING AND IT SNAPS RANDOMLY OVER TIME AT WEL…

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CATASTROPHIC FAILURE OF LEAFSPRING/REAR SUSPENSION. TURNING OUT ONTO ROAD AND HEARD A LOUD SNAP, STEERING WENT CRAZY, ALMOST LOST CONTROL OF CAR. SAW SIMILAR INCIDENTS HAPPENING ALL OVER THE WEB. SOME ENDING IN THE TRUCK FLIPPING END OVER END. SEE COMMON THREAD...BAD WELD IN LEAF SPRING AND IT SNAPS RANDOMLY OVER TIME AT WELD. NOTICED SOMEONE ON FORUMS ALSO COMPLAINED WITH THIS NHTSA TRACKING NUMBER (10838131). PLEASE LOOK INTO THIS BEFORE SOMEONE GETS KILLED!

NHTSA ODI #10904267

165,000 miles · Sep 5, 2016
Electrical System

PASSLOCK ANTI-THEFT SYSTEM IS MALFUNCTIONING CAUSING THE DASHBOARD LIGHTS AND FUNCTIONS TO SHUT DOWN WHILE DRIVING THE VEHICLE WHICH, IS VERY UNSAFE AT NIGHT. IT ALSO PREVENTS STARTING THE VEHICLE RANDOMLY UNTIL YOU WAIT 10 MINUTES, AFTER IT RESETS.

NHTSA ODI #10903627

97,800 miles · Sep 4, 2016
Unknown Or Other

THE ANTI-THEFT ENGAGES RANDOMLY AND PREVENTS ME FROM STARTING MY CAR. THIS IS NOT ONLY INCONVENIENT BUT COULD ENDANGER MY SAFETY. THERE ARE NUMEROUS COMPLAINTS LISTED ABOUT THIS DEFECT BY OTHER H3 OWNERS. THIS SHOULD BE RECALLED. I JUST PURCHASED THE CAR LESS THAN 1 MONTH AGO.

NHTSA ODI #10903588

147,203 miles · Aug 24, 2016
Visibility

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE STARTING THE VEHICLE, THE AIR CONDITIONER WAS ACTIVATED BUT FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO A DEALER, BUT THE CONTACT WAS UNSURE ABOUT WHAT PART NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE STARTING THE VEHICLE, THE AIR CONDITIONER WAS ACTIVATED BUT FAILED TO FUNCTION. THE VEHICLE WAS TAKEN TO A DEALER, BUT THE CONTACT WAS UNSURE ABOUT WHAT PART NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE VIN WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY); HOWEVER, THE PART NEEDED TO REPAIR THE VEHICLE WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 147,203. PARTS DISTRIBUTION DISCONNECT.

NHTSA ODI #10898253

118,000 miles · Aug 23, 2016
Electrical System

2006 HUMMER H3 SECURITY LOCKOUT ENGAGES RANDOMLY. HAVE REPEATED OCCURRENCES OF ENGINE NOT ENGAGING UPON ENTRANCE TO VEHICLE. HAVE TO WAIT 10 MINUTES BEFORE IGNITION WILL WORK AGAIN. PROBLEM OCCURS APPROXIMATELY 3 TIMES A WEEK. RESEARCHING ONLINE I HAVE FOUND MULTIPLE COMPLAINTS OF THE SAME ISSUE WITH THE 2006 H3.

NHTSA ODI #10898035

118,000 miles · Aug 23, 2016
Unknown Or Other

2006 HUMMER H3 SUN ROOF LEAKS AND WATER SEEPING INTO ELECTRICAL SYSTEM. HAD SAME ISSUE 1 YEAR AGO AND HAD FIXED. SAME PROBLEM JUST UNDER 1 YEAR LATER. NEVER USE SUN ROOF IS NEVER OPENED OR CRACKED BUT BEING TOLD ISSUE STEMS FROM DEBRIS BUILD UP WHICH SHOULD NOT OCCUR AS THE ROOF IS NEVER OPENED. LOOKING ONLINE I HAVE FOUND A LOT…

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2006 HUMMER H3 SUN ROOF LEAKS AND WATER SEEPING INTO ELECTRICAL SYSTEM. HAD SAME ISSUE 1 YEAR AGO AND HAD FIXED. SAME PROBLEM JUST UNDER 1 YEAR LATER. NEVER USE SUN ROOF IS NEVER OPENED OR CRACKED BUT BEING TOLD ISSUE STEMS FROM DEBRIS BUILD UP WHICH SHOULD NOT OCCUR AS THE ROOF IS NEVER OPENED. LOOKING ONLINE I HAVE FOUND A LOT OF PEOPLE WITH THE SAME ISSUE. ISSUE HAPPENS DURING RAIN WHETHER VEHICLE IS STATIONARY OR MOVING.

NHTSA ODI #10898027

Mileage unknown · Aug 17, 2016
Power TrainUnknown Or Other

MY VEHICLE WILL NOT START FOLLOWED BY A 10 MINUTE LOCKOUT PERIOD. THIS HAPPENS EVERY FEW DAYS. ONCE THE VEHICLE SITS FOR 10 MINUTED IT WILL START. THIS HAPPENS REGARDLESS OF WETHER CONDITIONS, WILL PERSIST INTERMITTENTLY ANYTIME OF DAY; DOES NOT HAVE ANYTHING TO DUE WITH KEY FOB OR HOW I ENTER THE VEHICLE.

NHTSA ODI #10896772

100,000 miles · Aug 8, 2016
Visibility/wiper

WHILE DRIVING, WATER POURS IN FROM THE SUNROOF WHILE RAINING, TO THE POINT MY HEAD, SHIRT AND PANTS ARE COMPLETELY DRENCHED. WHILE DRIVING THE WATER IS COMING DOWN ATOP MY HEAD COMING DOWN MY FACE CREATING AN EXTREMELY HAZARDOUS SITUATION. WATER ALSO DRAINS DOWN ON THE DRIVER'S SIDE FLOOR BOARD DUE TO THE SUNROOF SOMEHOW BECOMI…

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WHILE DRIVING, WATER POURS IN FROM THE SUNROOF WHILE RAINING, TO THE POINT MY HEAD, SHIRT AND PANTS ARE COMPLETELY DRENCHED. WHILE DRIVING THE WATER IS COMING DOWN ATOP MY HEAD COMING DOWN MY FACE CREATING AN EXTREMELY HAZARDOUS SITUATION. WATER ALSO DRAINS DOWN ON THE DRIVER'S SIDE FLOOR BOARD DUE TO THE SUNROOF SOMEHOW BECOMING BLOCKED WITH DEBRIS. DEFINITELY A MAJOR PROBLEM!! MY CARPETS ARE MOLDY AS A RESULT. MY CAR SMELLS DUE TO THIS OCCURRING AFTER IT RAINS! PLEASE REPAIR THIS DEFECT.

NHTSA ODI #10894155

124,000 miles · Aug 1, 2016
Unknown Or Other

MY VEHICLE REPEATEDLY LEAVES ME STRANDED, DUE TO FAULTY OPERATIONS OF THE GM PASSLOCK SYSTEM. PERIODICALLY, THE VEHICLE, DESPITE BEING CRANKED WITH A VALID KEY, WILL TURN OVER AND THEN DIE, BECAUSE THE ANTI-THEFT SYSTEM HAS DISABLED THE FUEL INJECTORS AND A FLASHING LOCK ICON WILL DISPLAY ON THE DASH FOR 10 MINUTES. WHEN THE P…

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

NHTSA ODI #10892155

120,000 miles · Jun 25, 2016
Electrical SystemUnknown Or Other

WHILE THE VEHICLE IS STATIONARY AND UPON ENTERING THE VEHICLE, THE VEHICLE WILL RANDOMLY NOT PERMIT YOU TO START THE VEHICLE. AFTER SEARCHING ONLINE ON SEVERAL FORUMS, I SEE THAT THOUSANDS UPON THOUSANDS OF PEOPLE ARE HAVING THIS SAME ISSUE WITH HUMMER MODELS, NOT JUST THE H3. IT SEEMS THAT THE IGNITION IS BELIEVING YOU ARE A BU…

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WHILE THE VEHICLE IS STATIONARY AND UPON ENTERING THE VEHICLE, THE VEHICLE WILL RANDOMLY NOT PERMIT YOU TO START THE VEHICLE. AFTER SEARCHING ONLINE ON SEVERAL FORUMS, I SEE THAT THOUSANDS UPON THOUSANDS OF PEOPLE ARE HAVING THIS SAME ISSUE WITH HUMMER MODELS, NOT JUST THE H3. IT SEEMS THAT THE IGNITION IS BELIEVING YOU ARE A BURGLAR, AND IT LOCKS YOU OUT FOR 10 MINUTES. AFTER THE 10 MINUTES HAVE PASSED, YOU CAN START THE CAR WITH NO PROBLEM. THE ONLY WAY TO GET AROUND THIS (PER GM) IS TO REPLACE THE IGNITION, BUT SINCE THERE ARE SO MANY COMPLAINTS OF THIS I BELIEVE IT SHOULD BE A RECALL INSTEAD OF CONSUMERS HAVING TO PAY FOR THIS FLAW.

NHTSA ODI #10876545

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.