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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
54,400 miles · Mar 29, 2011
Air Bags

THE SIDE IMPACT RESTRAINTS (SIDE AIRBAGS) IMPROPERLY DEPLOYED AS I WAS DRIVING DOWN A GRAVEL ROAD NEAR DEATH VALLEY, CA. NOT THE FRONT AIRBAGS, JUST THE SIDES. NO SUBSTANTIAL IMPACT WAS ENCOUNTERED AT THE TIME THAT SHOULD HAVE CAUSED THEM TO DEPLOY.

NHTSA ODI #10394539

33,700 miles · Mar 21, 2011
Engine And Engine Cooling

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHEN THE VEHICLE WAS SET IN FIRST GEAR AND PARKED ON AN INCLINE, THE VEHICLE ABNORMALLY ROLL BACKWARD. THE CONTACT SPOKE WITH THE DEALER AND THEY ADVISED USING THE EMERGENCY PARKING BRAKE BECAUSE THE ENGINE WOULD NOT HAVE SUFFICIENT COMPRESSION TO HOLD THE VEHICLE. T…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHEN THE VEHICLE WAS SET IN FIRST GEAR AND PARKED ON AN INCLINE, THE VEHICLE ABNORMALLY ROLL BACKWARD. THE CONTACT SPOKE WITH THE DEALER AND THEY ADVISED USING THE EMERGENCY PARKING BRAKE BECAUSE THE ENGINE WOULD NOT HAVE SUFFICIENT COMPRESSION TO HOLD THE VEHICLE. THE CONTACT STATED THAT THE FAILURE SHOULD BE EXPLAINED IN THE OWNERS MANUAL SO THAT THE FAILURE WOULD NOT OCCUR. THE FAILURE AND CURRENT MILEAGE WAS 33,700.

NHTSA ODI #10392362

32,000 miles · Mar 7, 2011
Service Brakes, HydraulicSteeringSuspension

BRAKES HAD TO BE DONE @ LESS THAN 32,000 MILES. THIS WAS ALL FOUR SETS OF PADS AND ALL FOUR ROTORS. EARLY BALL JOINT AND TIE RODS FAILURE (BOTH SIDES) ON A HUMMER H 3. THE FIRST WAS UNDER 50,000 MILES AND NOW THE OTHER SIDE @ 55,000. TRUCK HAS NOT BEEN ABUSED IN ANYWAY. *TR

NHTSA ODI #10386747

64,586 miles · Feb 15, 2011
Engine And Engine Cooling

WHILE DRIVING RECEIVED CHECK ENGINE CODE FOR #5 CYLINDER MISFIRE. TOOK IT STRAIGHT INTO THE LOCAL GM DEALER WHO INFORMED ME THE HEAD WAS ALREADY REPLACED AT 16K MILES AND NOW ANOTHER HEAD IS NEEDED. GM IS NOT WILLING TO COVER ANY COST AS THE 2006 DOES NOT HAVE A POWER TRAIN WARRANTY INCLUDED. SO CONTACTED HUMMER CUSTOMER CARE L…

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WHILE DRIVING RECEIVED CHECK ENGINE CODE FOR #5 CYLINDER MISFIRE. TOOK IT STRAIGHT INTO THE LOCAL GM DEALER WHO INFORMED ME THE HEAD WAS ALREADY REPLACED AT 16K MILES AND NOW ANOTHER HEAD IS NEEDED. GM IS NOT WILLING TO COVER ANY COST AS THE 2006 DOES NOT HAVE A POWER TRAIN WARRANTY INCLUDED. SO CONTACTED HUMMER CUSTOMER CARE LINE AND STILL WAITING ON WORD WHAT WILL BE DONE.

NHTSA ODI #10383791

45,014 miles · Feb 15, 2011
Engine And Engine Cooling

TL*THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 45 MPH THE CHECK ENGINE LIGHT STARTED TO ILLUMINATE. THE VEHICLE WAS TAKEN TO A MECHANIC WHO PERFORMED A DIAGNOSTIC TEST AND STATED THAT THE ENGINE MISFIRED AND HAD AN EXCESSIVE LEAK IN IT. THE EMISSION COIL WAS REPAIRED BUT THE PROBLEM CONTINUED TO OCC…

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TL*THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING 45 MPH THE CHECK ENGINE LIGHT STARTED TO ILLUMINATE. THE VEHICLE WAS TAKEN TO A MECHANIC WHO PERFORMED A DIAGNOSTIC TEST AND STATED THAT THE ENGINE MISFIRED AND HAD AN EXCESSIVE LEAK IN IT. THE EMISSION COIL WAS REPAIRED BUT THE PROBLEM CONTINUED TO OCCUR. THE MANUFACTURER WAS CONTACTED AND OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS 45,014.

NHTSA ODI #10382704

69,500 miles · Feb 6, 2011
Engine And Engine Cooling

2006 H3 HUMMER CUTTING OFF WHEN IDLING,WAS DIAGNOSED WITH SAME HEAD VALVE SEAT PROBLEM AS RECALLED COLORADO ATLAS ENGINE,SAME ENGINE THE H3 ENGINE SHOULD BE COVERED. *TR

NHTSA ODI #10380871

62,000 miles · Feb 2, 2011
Engine And Engine Cooling

TL*THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT WAS PULLING AWAY FROM A TRAFFIC LIGHT WHEN THE ENGINE BEGAN TO EXHIBIT A LOW POWER RESPONSE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE A DIAGNOSTIC TEST WAS PERFORMED; THE TECHNICIAN WAS UNABLE TO DETECT A TROUBLE CODE AND INFORMED THAT THE PROBLEM WAS A MANUFACTURER DE…

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TL*THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT WAS PULLING AWAY FROM A TRAFFIC LIGHT WHEN THE ENGINE BEGAN TO EXHIBIT A LOW POWER RESPONSE. THE VEHICLE WAS TAKEN TO AN AUTHORIZED DEALER WHERE A DIAGNOSTIC TEST WAS PERFORMED; THE TECHNICIAN WAS UNABLE TO DETECT A TROUBLE CODE AND INFORMED THAT THE PROBLEM WAS A MANUFACTURER DESIGN WHICH WAS A COMMON ISSUE. THE VEHICLE WAS TAKEN TO TWO DIFFERENT INDEPENDENT MECHANICS FOR DIAGNOSIS. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 62,000.

NHTSA ODI #10379935

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

79,021 miles · Dec 9, 2010
Power Train

I HAVE A 2006 HUMMER H3 WITH APP. 79,000 MILES ON IT.. I WAS DRIVING TO WORK ON THE HIGHWAY AND HALFWAY THERE, I STARTED TO GET A REALLY BAD VIBRATION AND LOUD HUMMING NOISE COMING FROM THE DRIVELINE. IT STARTS AT ABOUT 40 MPH AND COMES AND GOES EVERY FEW SECONDS. ITS WORSE WHEN I HIT THE GAS PEDAL.. THE UNIVERSAL JOINTS HAVE AL…

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I HAVE A 2006 HUMMER H3 WITH APP. 79,000 MILES ON IT.. I WAS DRIVING TO WORK ON THE HIGHWAY AND HALFWAY THERE, I STARTED TO GET A REALLY BAD VIBRATION AND LOUD HUMMING NOISE COMING FROM THE DRIVELINE. IT STARTS AT ABOUT 40 MPH AND COMES AND GOES EVERY FEW SECONDS. ITS WORSE WHEN I HIT THE GAS PEDAL.. THE UNIVERSAL JOINTS HAVE ALREADY BEEN REPLACED DUE TO CRACKED UNIVERSAL JOINTS FOR SOME ODD REASON.. THE TOP END OF THE ENGINE HAD JUST BEEN REBUILT 2 WEEKS AGO AS WELL DUE TO STICKING EXHAUST VALVES. THIS TRUCK IS BABIED AND HAS NEVER BEEN OFF- ROAD. MAINLY HIGHWAY MILES ONLY.. I JUST HAD IT ALIGNED. ALL THE FLUID LEVELS ARE CORRECT. ALL THE DRIVESHAFTS ARE TIGHT AND NOTHING SEEMS TO BE LOOSE.. NO MODIFICATIONS HAVE BEEN DONE TO IT.. VERY UNSAFE TO DRIVE BECAUSE SOMETHING COULD LOCK UP AND MAKE YOU LOSE CONTROL OF VEHICLE.. THIS WILL BE THE 6TH TIME I'VE HAD IT IN THE SHOP FOR PROBLEMS... *TR

NHTSA ODI #10369837

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.