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2008 Hummer H3

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2008 Hummer H3 do not stand out strongly from the model-year median of 91.

About this comparison →

When problems were reported

Mileage at the reported incident

87 reports with mileage · 26 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 34 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 18 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 17 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

3 crash reports6 fire reports5 injury reports

What owners actually said

113 reports
121,000 miles · Jul 12, 2016
Air BagsInjury

WHILE DRIVING ON A GRAVEL ROAD UPWARDS ON A GRAVEL ROAD (NOT A LEGAL STREET) GOING UNDER 10MPH, THE SIDE UPPER AIRBAGS DEPLOYED BY THEMSELVES WITHOUT BEING IN AN ACCIDENT OR ANYTHING BEING STRUCTURALLY DAMAGED. I WAS DAZED, AND MIGHT OF HAD A SLIGHT CONCUSSION. THE PASSENGER WAS KNOCKED UNCONSCIOUS, AND HER RIBS AND BACK HURT. …

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WHILE DRIVING ON A GRAVEL ROAD UPWARDS ON A GRAVEL ROAD (NOT A LEGAL STREET) GOING UNDER 10MPH, THE SIDE UPPER AIRBAGS DEPLOYED BY THEMSELVES WITHOUT BEING IN AN ACCIDENT OR ANYTHING BEING STRUCTURALLY DAMAGED. I WAS DAZED, AND MIGHT OF HAD A SLIGHT CONCUSSION. THE PASSENGER WAS KNOCKED UNCONSCIOUS, AND HER RIBS AND BACK HURT. I HAVE READ ON MANY FORUMS THAT THIS SIMILAR SITUATION HAS OCCURRED. THERE ARE MORE SITUATIONS BUT PLEASE READ BELOW. THESE VEHICLES ARE MADE TO DO CLIMB 60 DEGREE ANGLES, I DON'T UNDERSTAND HOW THERE ARE SO MANY INSISTENCE THAT THIS HAS HAPPENED. THIS IS NOT SAFE AT ALL!! BELOW ARE JUST A FEW I FOUND ON THE INTERNET. HTTP://M.CARCOMPLAINTS.COM/HUMMER/H3/2008/SEAT_BELTS_AIR_BAGS/AIR_BAGS-SIDE_WINDOW.SHTML HTTP://WWW.HUMMER4X4OFFROAD.COM/FORUM/SHOWTHREAD.PHP?6114-AIR-BAG-DEPLOYMENT-PROBLEM HTTP://M.CARCOMPLAINTS.COM/HUMMER/H3/2006/SEAT_BELTS_AIR_BAGS/AIR_BAGS.SHTML HTTP://WWW.CLUBHUMMEROFFROAD.COM/FORUMS/SHOWTHREAD.PHP/5444-SIDE-CURTAIN-AIRBAG-DEPLOYMENT HTTP://WWW.HUMMERFORUMS.COM/FORUM/HUMMER-H3-17/SCOND-TIME-MY-SIDE-AIRBAGS-HAVE-GONE-OFF-ROAD-25504/ HTTP://WWW.HUMMERXCLUB.COM/FORUM/VIEWTOPIC.PHP?F=25&T=8443

NHTSA ODI #10884405

107,000 miles · Jun 3, 2016
Electrical SystemEngineUnknown Or Other

THE SECURITY LOCK SYSTEM ON MY HUMMER H3 INTERMITTENTLY FLASHES DURING START CAUSING THE VEHICLE TO NOT CRANK. NORMALLY I HAVE TO WAIT 10 TO 20 MINUTES FOR THE SYSTEM TO RESET ITSELF AND SHE STARTS RIGHT UP, BUT TODAY IT'S BEEN 8 HOURS. FINALLY I HAD TO CALL FOR A TOW TO THE GM DEALERSHIP. WE GOT LUCKY TODAY. AT 10AM MY WIFE THO…

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THE SECURITY LOCK SYSTEM ON MY HUMMER H3 INTERMITTENTLY FLASHES DURING START CAUSING THE VEHICLE TO NOT CRANK. NORMALLY I HAVE TO WAIT 10 TO 20 MINUTES FOR THE SYSTEM TO RESET ITSELF AND SHE STARTS RIGHT UP, BUT TODAY IT'S BEEN 8 HOURS. FINALLY I HAD TO CALL FOR A TOW TO THE GM DEALERSHIP. WE GOT LUCKY TODAY. AT 10AM MY WIFE THOUGHT SHE WAS GOING INTO LABOR, WE GET TO THE TRUCK AND NO START. JUST A FLASHING SECURITY LOCK SYMBOL FLASHING AT ME. ENDED UP USING HER CAR. THIS IS DEFINITELY A SAFETY CONCERN, WHAT IF HER WATER HAD BROKE OR MY SON WAS NEEDING MEDICAL ATTENTION. I KNOW GM KNOWS OF THIS DEFECT BECAUSE I HAVE READ THOUSANDS OF COMPLAINTS ABOUT THIS EXACT PROBLEM ONLINE. THEY WILL NOT FIX IT UNLESS MADE TO.

NHTSA ODI #10872435

54,000 miles · May 18, 2016
Engine And Engine Cooling

TL* THE CONTACT OWNS A 2008 HUMMER H3. WHEN THE VEHICLE WAS TAKEN TO BE SERVICED FOR NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY), THE TECHNICIAN DISCOVERED THAT TWO BOLTS LOCATED ON THE EXHAUST MANIFOLD WERE FRACTURED. AS A RESULT, CARBON MONOXIDE WAS LEAKING INSIDE THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER W…

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TL* THE CONTACT OWNS A 2008 HUMMER H3. WHEN THE VEHICLE WAS TAKEN TO BE SERVICED FOR NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY), THE TECHNICIAN DISCOVERED THAT TWO BOLTS LOCATED ON THE EXHAUST MANIFOLD WERE FRACTURED. AS A RESULT, CARBON MONOXIDE WAS LEAKING INSIDE THE VEHICLE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 54,000.

NHTSA ODI #10865560

83,000 miles · Apr 13, 2016
Unknown Or Other

THE ANTI-THEFT SYSTEM ACTIVATES ON ITS OWN. SEVERAL TIMES IN THE PAST TWO MONTHS WHEN I GO TO START MY VEHICLE IT WILL NOT START BECAUSE IT THINKS ITS BEING STOLEN. I HAVE PURCHASED A NEW KEY AND ALSO SWITCHED KEY FOBS. I CAN PARK THE CAR IN THE GARAGE IN THE MORNING AND AT 5PM WHEN LEAVING WORK GO TO START IT AND NOTHING. A…

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THE ANTI-THEFT SYSTEM ACTIVATES ON ITS OWN. SEVERAL TIMES IN THE PAST TWO MONTHS WHEN I GO TO START MY VEHICLE IT WILL NOT START BECAUSE IT THINKS ITS BEING STOLEN. I HAVE PURCHASED A NEW KEY AND ALSO SWITCHED KEY FOBS. I CAN PARK THE CAR IN THE GARAGE IN THE MORNING AND AT 5PM WHEN LEAVING WORK GO TO START IT AND NOTHING. ALL THE DASH LIGHTS COME ON BUT, IT WILL NOT START.

NHTSA ODI #10855243

Mileage unknown · Feb 11, 2016
Visibility

2008 HUMMER H3. CONSUMER WRITES IN REGARDS TO VEHICLE BLOWER MOTOR RESISTOR CONNECTOR RECALL REPAIRS. *SMD THE CONSUMER STATED SHE RECEIVED A RECALL NOTICE SIX DAYS AFTER THE AC WENT OUT IN HER VEHICLE. BEFORE RECEIVING THE NOTICE, THE CONSUMER TOOK THE VEHICLE TO A REPAIR SHOP ON AUGUST 5, 2015 BECAUSE THE AC WAS NOT BLOWIN…

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2008 HUMMER H3. CONSUMER WRITES IN REGARDS TO VEHICLE BLOWER MOTOR RESISTOR CONNECTOR RECALL REPAIRS. *SMD THE CONSUMER STATED SHE RECEIVED A RECALL NOTICE SIX DAYS AFTER THE AC WENT OUT IN HER VEHICLE. BEFORE RECEIVING THE NOTICE, THE CONSUMER TOOK THE VEHICLE TO A REPAIR SHOP ON AUGUST 5, 2015 BECAUSE THE AC WAS NOT BLOWING OUT ANY AIR. THE REPAIR SHOP REPLACED THE BLOWER MOTOR RESISTOR FOR THE AMOUNT OF $ 233.66. THE FIRST COURSE OF ACTION WAS TO REPLACE THE BLOWER MOTOR RESISTOR CONNECTOR WITH THE HOPES THE BLOWER RESISTOR CONNECTOR HADN'T BURNED. HOWEVER, IT WAS DISCOVERED THE CONNECTOR HAD INDEED BURNED. WHEN THE CONSUMER WAS FINALLY ABLE TO GET THE CONNECTOR,THE COST TO REPLACE IT WAS $ 248.64. WHEN THE CONSUMER RECEIVED THE RECALL NOTICE, SHE CALLED THE DEALER. HOWEVER, SHE WAS INFORMED THE PARTS WERE NOT AVAILABLE. *JB

NHTSA ODI #10838274

Mileage unknown · Feb 2, 2016
Structure

TL* THE CONTACT OWNS A 2008 HUMMER H3. WHILE DRIVING APPROXIMATELY 60 MPH, THE HOOD LOUVER DETACHED FROM THE VEHICLE. IN 2012, THE VEHICLE WAS SERVICED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE), BUT THE REMEDY WAS INSUFFICIENT AND THE FAILURE RECURRED. THE VEHICLE WAS NOT REPAIRED FOR THE MOST RECENT FAILURE. THE MANUFA…

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TL* THE CONTACT OWNS A 2008 HUMMER H3. WHILE DRIVING APPROXIMATELY 60 MPH, THE HOOD LOUVER DETACHED FROM THE VEHICLE. IN 2012, THE VEHICLE WAS SERVICED UNDER NHTSA CAMPAIGN NUMBER: 10V179000 (STRUCTURE), BUT THE REMEDY WAS INSUFFICIENT AND THE FAILURE RECURRED. THE VEHICLE WAS NOT REPAIRED FOR THE MOST RECENT FAILURE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS UNAVAILABLE.

NHTSA ODI #10823696

Mileage unknown · Jan 25, 2016
Visibility/wiper

TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE …

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TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS NOT MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. VIN TOOL CONFIRMS PART NOT AVAILABLE.

NHTSA ODI #10822033

Mileage unknown · Jan 20, 2016
Visibility

TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT THE HEAT FAILED IN THE VEHICLE WITHOUT WARNING. THE FAILURE RECURRED NUMEROUS TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY); HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE…

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TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT THE HEAT FAILED IN THE VEHICLE WITHOUT WARNING. THE FAILURE RECURRED NUMEROUS TIMES. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY); HOWEVER, THE PART TO DO THE REPAIR 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 UNKNOWN.

NHTSA ODI #10821180

Mileage unknown · Jan 13, 2016
Visibility/wiper

TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE HEATER WAS ACTIVATED BUT THE AIR VENTS FAILED TO EMIT AIR. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC BUT THE CONTACT WAS UNSURE ABOUT WHAT PART NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE VIN WAS INCLUDED IN NHTS…

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TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT WHILE DRIVING AT AN UNKNOWN SPEED, THE HEATER WAS ACTIVATED BUT THE AIR VENTS FAILED TO EMIT AIR. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC BUT THE CONTACT WAS UNSURE ABOUT WHAT PART NEEDED TO BE REPLACED. THE VEHICLE WAS 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 UNKNOWN. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI #10820031

82,926 miles · Dec 17, 2015
Electrical SystemEquipmentFire

TL* THE CONTACT OWNS A 2008 HUMMER H3. WHILE DRIVING APPROXIMATELY 50 MPH WITH THE AIR CONDITIONING UNIT ACTIVATED, THERE WAS A BURNING ODOR INSIDE THE VEHICLE WITHOUT WARNING. THE AIR CONDITIONER FAILED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE LOWER RESISTOR AND WIRING HARNESS FAILED, MELTED TOGETHER…

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TL* THE CONTACT OWNS A 2008 HUMMER H3. WHILE DRIVING APPROXIMATELY 50 MPH WITH THE AIR CONDITIONING UNIT ACTIVATED, THERE WAS A BURNING ODOR INSIDE THE VEHICLE WITHOUT WARNING. THE AIR CONDITIONER FAILED. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE LOWER RESISTOR AND WIRING HARNESS FAILED, MELTED TOGETHER, AND NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 15V421000 (VISIBILITY), HOWEVER, THE PART TO DO THE REPAIR WAS UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 82,926. VIN TOOL CONFIRMS PARTS NOT AVAILABLE.

NHTSA ODI #10810849

Official recalls

2

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.

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.