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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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115,000 miles · Jun 18, 2017
Electrical SystemEngineUnknown Or Other

TRUCK WILL NOT START FOR NO APPARENT REASON. KEY TURNS, SOUNDS LIKE IT WILL START BUT DOES NOT. THIS HAS HAPPENED ON SEVERAL OCCASIONS AND SEEMS TO BE AN ONGOING PROBLEM FOR OTHER HUMMER OWNERS TOO. I JUST HAD IT TOWED ONCE AGAIN TO THE MECHANICS SHOP. THIS IS THE 5TH TIME WITHIN ONE YEAR. UNABLE TO LEAVE MY HOUSE DURING AN EMER…

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TRUCK WILL NOT START FOR NO APPARENT REASON. KEY TURNS, SOUNDS LIKE IT WILL START BUT DOES NOT. THIS HAS HAPPENED ON SEVERAL OCCASIONS AND SEEMS TO BE AN ONGOING PROBLEM FOR OTHER HUMMER OWNERS TOO. I JUST HAD IT TOWED ONCE AGAIN TO THE MECHANICS SHOP. THIS IS THE 5TH TIME WITHIN ONE YEAR. UNABLE TO LEAVE MY HOUSE DURING AN EMERGENCY, CHILD RELATED.

NHTSA ODI #10995755

50,000 miles · Mar 8, 2017
Seat BeltsUnknown Or Other

DRIVER SEATBELT GETS STUCK AND I CAN'T GET OUT. CAR WON'T START. WAIT TEN MINUTES WITH THE KEY IN FIRST POSITION THEN IT STARTS. IT WILL TAKE SOME GIRL LIKE MYSELF STUCK IN A DARK PARKING LOT WITH A CAR THAT DOESN'T START FOR TEN MINUTES.

NHTSA ODI #10959648

Mileage unknown · Feb 27, 2017
Unknown Or Other

THIS COMPLAINT IS CONCERNING THE PASS LOCK SYSTEM ON MY HUMMER H3. MY H3 HAS BEEN NOT STARTING DUE TO THE VEHICLE THINKING IT IS BEING STOLEN. IT HAS BECOME A FREQUENT PROBLEM AND IS REALLY FRUSTRATING. WHEN IT FIRST STARTED HAPPENING IT WAS, MAYBE 6 MONTHS BEFORE IT HAPPENED AGAIN. NOW, IT IS HAPPENING AT LEAST ONCE A WEEK. TH…

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THIS COMPLAINT IS CONCERNING THE PASS LOCK SYSTEM ON MY HUMMER H3. MY H3 HAS BEEN NOT STARTING DUE TO THE VEHICLE THINKING IT IS BEING STOLEN. IT HAS BECOME A FREQUENT PROBLEM AND IS REALLY FRUSTRATING. WHEN IT FIRST STARTED HAPPENING IT WAS, MAYBE 6 MONTHS BEFORE IT HAPPENED AGAIN. NOW, IT IS HAPPENING AT LEAST ONCE A WEEK. THIS MORNING I NEEDED TO BRING MY DAUGHTER TO THE EMERGENCY ROOM FOR AN EXTREMELY HIGH FEVER AND MY VEHICLE WOULD NOT START AGAIN. I HAD TO WAIT ABOUT 10 MINUTES BEFORE I COULD GET MOVING. THIS HAS BECOME THE NORM. TRUCK WON'T START, WAIT 10 MINUTES AND TRY AGAIN; TRUCK STARTS. THIS IS EXTREMELY FRUSTRATING AND REALLY AN INCONVENIENCE.

NHTSA ODI #10957234

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

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

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

60,000 miles · Apr 5, 2016
Unknown Or Other

WHEN TRYING TO START MY HUMMER IT TURNS OVER BUT WILL NOT FIRE. AFTER 10 MINUTES, FIRES RIGHT UP. TO ME IT SEEMS LIKE A SECURITY/THEFT PROBLEM.

NHTSA ODI #10853616

103,000 miles · Mar 26, 2016
Electrical SystemUnknown Or Other

ONSTAR EMERGENCY REQUEST BUTTON, AND ALL OTHER ONSTAR BUTTONS DO NOT TRANSMIT OR RECEIVE. A VERIZON MESSAGE ANNOUNCES "NO PHONE SERVICE AVAILABLE." HAPPEN AT ALL TIMES, IN ALL CONDITIONS. VERIZON, GM AND ONSTAR EACH DENY ITS THEIR PROBLEM.

NHTSA ODI #10851759

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.