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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

Electrical System complaints

96 reports
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Mileage unknown · Jan 22, 2019
Electrical SystemEngine

I HAVE OWNED THIS CAR FOR 10 YEARS. ITS ALWAYS GIVING ME PROBLEMS. ESPECIALLY THE ELECTRICAL AND ENGINE. I'VE GOTTEN 3 NOTICES IN THE MAIL FOR RECALLS AND GM HAS IGNORED MY REQUEST. AT THIS TIME I AM HOLDING THEM RESPONSIBLE BECAUSE MY HUMMER H3 IS ALWAYS IN AND OUT OF THE SHOP AND DONT FEEL LIKE IVE GOTTEN THE VALUE I DESERVE O…

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I HAVE OWNED THIS CAR FOR 10 YEARS. ITS ALWAYS GIVING ME PROBLEMS. ESPECIALLY THE ELECTRICAL AND ENGINE. I'VE GOTTEN 3 NOTICES IN THE MAIL FOR RECALLS AND GM HAS IGNORED MY REQUEST. AT THIS TIME I AM HOLDING THEM RESPONSIBLE BECAUSE MY HUMMER H3 IS ALWAYS IN AND OUT OF THE SHOP AND DONT FEEL LIKE IVE GOTTEN THE VALUE I DESERVE ON MY PURCHASE. PLEASE GIVE ME CALL AT [XXX]. IMY NAME IS [XXX]. EVEN THOUGH THERE ARE NO MORE HUMMER DEALERSHIPS AND NO ONE SPECIALIZES IN THE CARE OF THIS VEHICLE, I HAVE TAKEN COMPLETE CARE INSIDE AND OUTSIDE OF MY INVESTMENT AND HOPE TO GET SOME TYPE OF LEEWAY IN THIS MATTER. THANK YOU. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC *TR

NHTSA ODI #11171291

100,000 miles · Dec 19, 2018
Electrical SystemEngine

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START INTERMITTENTLY. ALL THE WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO CADILLAC OF NAPERVILLE (LOCATED AT 1507 OGDEN AVE, NAPERVILLE, IL 60540, (630) 355-2700) WHERE DIAGNOSTIC TESTING WAS COMPLETED, BUT A…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START INTERMITTENTLY. ALL THE WARNING INDICATORS ILLUMINATED ON THE INSTRUMENT PANEL. THE VEHICLE WAS TAKEN TO CADILLAC OF NAPERVILLE (LOCATED AT 1507 OGDEN AVE, NAPERVILLE, IL 60540, (630) 355-2700) WHERE DIAGNOSTIC TESTING WAS COMPLETED, BUT A FAILURE CODE COULD NOT BE FOUND. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND DID NOT ASSIST. THE APPROXIMATE FAILURE MILEAGE WAS 100,000. *TT CONSUMER STATED ANTI-THEFT DEVICE WAS MALFUNCTIONING.*JB

NHTSA ODI #11162488

50,000 miles · Oct 25, 2018
Electrical System

MY 2006 H3 (50K MILES) HAS STARTING ISSUES THAT HAVE BEEN GETTING MORE FREQUENT SINCE LAST YEAR. 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 …

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MY 2006 H3 (50K MILES) HAS STARTING ISSUES THAT HAVE BEEN GETTING MORE FREQUENT SINCE LAST YEAR. 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. RICH

NHTSA ODI #11142602

Mileage unknown · Jan 3, 2018
Electrical System

TAKATA RECALL. CAR WILL NOT START, AFTER ABOUT 10MIN IT WILL START UP.

NHTSA ODI #11058293

136,000 miles · Sep 11, 2017
Electrical SystemFire

TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING 15 MPH, THE PASSENGER SIDE (UNDERNEATH THE GLOVE BOX) CAUGHT ON FIRE WITHOUT WARNING. THE PERSON FROM THE PARKING LOT EXTINGUISHED THE FIRE. THE FIRE DEPARTMENT ARRIVED, BUT THE FIRE WAS ALREADY EXTINGUISHED. THE VEHICLE WAS TOWED TO THE DEALER (LAKESIDE CHEVROLET BUICK, 10215…

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TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING 15 MPH, THE PASSENGER SIDE (UNDERNEATH THE GLOVE BOX) CAUGHT ON FIRE WITHOUT WARNING. THE PERSON FROM THE PARKING LOT EXTINGUISHED THE FIRE. THE FIRE DEPARTMENT ARRIVED, BUT THE FIRE WAS ALREADY EXTINGUISHED. THE VEHICLE WAS TOWED TO THE DEALER (LAKESIDE CHEVROLET BUICK, 10215 W MAIN RD, NORTH EAST, PA 16428; (814) 746-4300) WHERE IT WAS DIAGNOSED THAT THE DASHBOARD, WINDSHIELD, WIRE HARNESS, AND CARPETS NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 15V421000 AND 10V179000 (VISIBILITY, STRUCTURE). THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOT CONTACTED. THE APPROXIMATE FAILURE MILEAGE WAS 136,000.

NHTSA ODI #11022598

56,000 miles · Jul 8, 2017
Electrical SystemElectronic Stability Control (esc)

THE VEHICLE WILL TURN OVER, BATTERY IS FINE, BUT THE ENGINE WILL NOT START, DUE TO THE ON-BOARD SECURITY SYSTEM THINKING THAT THE VEHICLE IS BEING STOLEN. THIS FREQUENT PROBLEM HAS BEEN REPORTED TO THE NHTSB NUMEROUS TIMES AND TO GM WITH NO RESULTS. GM CUSTOMER SERVICE CLAIMS THAT THEY HAVE NEVER HEARD OF THIS PROBLEM, BUT IF …

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THE VEHICLE WILL TURN OVER, BATTERY IS FINE, BUT THE ENGINE WILL NOT START, DUE TO THE ON-BOARD SECURITY SYSTEM THINKING THAT THE VEHICLE IS BEING STOLEN. THIS FREQUENT PROBLEM HAS BEEN REPORTED TO THE NHTSB NUMEROUS TIMES AND TO GM WITH NO RESULTS. GM CUSTOMER SERVICE CLAIMS THAT THEY HAVE NEVER HEARD OF THIS PROBLEM, BUT IF YOU GOOGLE: 2006 HUMMER3 STARTING PROBLEMS, YOU WILL SEE A LONG LIST OF EXACTLY THE SAME COMPLAINTS. THIS SITUATION SHOULD WARRANT A RECALL AND REPAIR AT GM'S EXPENSE. THE CURRENT REMEDY IS TO SIT AND WAIT 10 MINUTES UNTIL THE SECURITY SYSTEM RESETS AND THEN THE VEHICLE CAN BE STARTED. THIS CONDITION OCCURS WITHOUT WARNING AND IS NOT COVERED AT ALL IN THE OWNERS MANUAL.

NHTSA ODI #11003828

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 20, 2017
Electrical SystemElectronic Stability Control (esc)Engine

TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING 70 MPH, THE VEHICLE INDEPENDENTLY DECELERATED TO 30 MPH. THE STABILITY TRACKING SYSTEM, CHECK ENGINE, AND A THIRD INDICATOR ALL ILLUMINATED. THE FAILURE RECURRED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE WIRES OVER THE ENGINE FAILED AND …

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TL* THE CONTACT OWNS A 2006 HUMMER H3. WHILE DRIVING 70 MPH, THE VEHICLE INDEPENDENTLY DECELERATED TO 30 MPH. THE STABILITY TRACKING SYSTEM, CHECK ENGINE, AND A THIRD INDICATOR ALL ILLUMINATED. THE FAILURE RECURRED MULTIPLE TIMES. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE WIRES OVER THE ENGINE FAILED AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY). THE APPROXIMATE FAILURE MILEAGE WAS 50,000.

NHTSA ODI #10967261

Mileage unknown · Dec 3, 2016
Electrical SystemEngineFuel/propulsion System

I HAVE A 2006 HUMMER H3 AND I'VE HAD ISSUES WITH MY IGNITION SWITCH CUTTING OFF WHILE I'M DRIVING DOWN THE ROAD . THERE ARE TIMES THAT MY CAR WILL NOT START DO TO THIS. I'VE HAD IT TESTED AND IT'S THE IGNITION SWITCH THAT I'M TAKING ABOUT. WHY IS THIS NOT BEING RECALLED!!!!! SOMEONE'S LIFE CAN BE TAKEN AWAY FOR SOMETHING THAT KE…

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I HAVE A 2006 HUMMER H3 AND I'VE HAD ISSUES WITH MY IGNITION SWITCH CUTTING OFF WHILE I'M DRIVING DOWN THE ROAD . THERE ARE TIMES THAT MY CAR WILL NOT START DO TO THIS. I'VE HAD IT TESTED AND IT'S THE IGNITION SWITCH THAT I'M TAKING ABOUT. WHY IS THIS NOT BEING RECALLED!!!!! SOMEONE'S LIFE CAN BE TAKEN AWAY FOR SOMETHING THAT KEEPS HAPPENING TO THESE HUMMER H3!!!!!

NHTSA ODI #10929751

52,000 miles · Sep 16, 2016
Electrical SystemFire

TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT A FIRE STARTED UNDER THE FRONT DRIVER'S SEAT AND THE WIRING HARNESS MELTED. THE CONTACT STATED THAT THE POSITIVE WIRE WAS REPLACED; HOWEVER, THE FAILURE RECURRED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V421000 …

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TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT A FIRE STARTED UNDER THE FRONT DRIVER'S SEAT AND THE WIRING HARNESS MELTED. THE CONTACT STATED THAT THE POSITIVE WIRE WAS REPLACED; HOWEVER, THE FAILURE RECURRED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE VEHICLE WAS INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY). THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 52,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #10907278

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.