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2007 Hummer H3

Owner reports · Recalls · Investigations

More warning signs than most H3 years

Owner complaints for the 2007 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

192 reports with mileage · 45 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 76 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine. Review the 44 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Visibility/wiper. Review the 24 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

12 crash reports18 fire reports13 injury reports

Service Brakes complaints

6 reports
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Mileage unknown · Jul 20, 2017
Service BrakesSuspensionCrash

ABS FAULT , TRACTION FAILED, STAB SYSTEM MY CAR STARTED DRIVING FUNNY AND I ALMOST LOST CONTROL

NHTSA ODI #11006492

115,000 miles · Feb 9, 2016
Air BagsService BrakesCrash

TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING 40 MPH, THE VEHICLE INDEPENDENTLY STOPPED, WITHOUT THE CONTACT DEPRESSING THE BRAKE PEDAL. THE CONTACT CRASHED THE VEHICLE INTO A DITCH. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES. THE FAILURE OCCURRED TWICE PREVIOUSLY, BUT DID NOT …

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TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING 40 MPH, THE VEHICLE INDEPENDENTLY STOPPED, WITHOUT THE CONTACT DEPRESSING THE BRAKE PEDAL. THE CONTACT CRASHED THE VEHICLE INTO A DITCH. THE AIR BAGS FAILED TO DEPLOY. A POLICE REPORT WAS NOT FILED AND THERE WERE NO INJURIES. THE FAILURE OCCURRED TWICE PREVIOUSLY, BUT DID NOT RESULT IN A CRASH. THE VEHICLE WAS TOWED TO THE DEALER AND NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 115,000. THE VIN WAS NOT AVAILABLE.

NHTSA ODI #10825101

63,400 miles · Jul 23, 2015
Service Brakes

WHEN HAVING BRAKE WORK DONE ON MY VEHICLE IT WAS FOUND TO HAVE BULGES IN 3 OF THE 4 BRAKE LINES.

NHTSA ODI #10736160

100,000 miles · Apr 27, 2015
EngineService Brakes

WHILE DRIVING AT 65 MILES PER HOUR THE VEHICLE DASH LIT UP ALL SERVICE LIGHTS THE VEHICLE WENT INTO REDUCED POWER MODE NOT ALLOWING THE VEHICLE TO EXCEED 40 MPH AND ABS SENSORS CAME ON STAYING TRACTION FAIL, ABS FAIL, BEGAN TO STUTTER AND STALL. TOOK TO SHOP. VEHICLE RUNNING CODES FOR SPARK PLUGS, REPLACED SPARK PLUGS. FEW WEEKS…

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WHILE DRIVING AT 65 MILES PER HOUR THE VEHICLE DASH LIT UP ALL SERVICE LIGHTS THE VEHICLE WENT INTO REDUCED POWER MODE NOT ALLOWING THE VEHICLE TO EXCEED 40 MPH AND ABS SENSORS CAME ON STAYING TRACTION FAIL, ABS FAIL, BEGAN TO STUTTER AND STALL. TOOK TO SHOP. VEHICLE RUNNING CODES FOR SPARK PLUGS, REPLACED SPARK PLUGS. FEW WEEKS LATER DID IT AGAIN, THIS TIME SAYING THROTTLE BODY. REPLACED IT, A MONTH LATER DID IT AGAIN, EACH TIME IN MAJOR TRAFFIC HAVING TO PULL OFF ROADWAY TO AVOID AN ACCIDENT. THIS TIME SAYS MISFIRING, THROTTLE BODY, ABS,TPMS, THERMOSTAT, ETC. TAKE IT TO HAVE COMPRESSION TEST RUN AND SYSTEM SAYS CYLINDER FAILURE. DO RESEARCH ON ISSUE AND FIND THAT THERE ARE HUNDREDS OF COMPLAINTS ABOUT THIS ONLINE HAVING CAUSED ACCIDENTS AND THOUSAND OF DOLLARS SPENT BY CONSUMERS AFTER HAVING ACCIDENTS BUT NO KNOWN FATALITY SO GM WILL NO RECALL OR HONOR THE ISSUE REPAIRS. ALMOST ALL OF THEM HAPPENING AT 100K MILES. *TR

NHTSA ODI #10713219

48,000 miles · Aug 12, 2012
Exterior LightingService Brakes

STARTED OUT RIGHT REAR BLINKER. GREW TO BOTH REAR BLINKERS. THEN TO ALL SYSTEMS WORKED WHILE BRAKES APPLIED,THEN TO REAR BLINKER FUSE BLOWS WHEN BRAKES APPLIED. THE BULBS WERE CHANGED BUT NOT DAMAGED ,DIAGNOSIS IS BODY CONTROL MODULE. THIS IS A RECURRING PROBLEM WITH THIS SUV AND IS A SERIOUS SAFETY HAZARD TO HAVE BRAKE LIGH…

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STARTED OUT RIGHT REAR BLINKER. GREW TO BOTH REAR BLINKERS. THEN TO ALL SYSTEMS WORKED WHILE BRAKES APPLIED,THEN TO REAR BLINKER FUSE BLOWS WHEN BRAKES APPLIED. THE BULBS WERE CHANGED BUT NOT DAMAGED ,DIAGNOSIS IS BODY CONTROL MODULE. THIS IS A RECURRING PROBLEM WITH THIS SUV AND IS A SERIOUS SAFETY HAZARD TO HAVE BRAKE LIGHT FAILURE AND BLINKER FAILURE. SHOULD BE RECALLED. *TR

NHTSA ODI #10470296

54,000 miles · May 31, 2012
Service Brakes

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE WAS TURNED OFF AND THE BRAKES WERE ENGAGED WHEN THE VEHICLE BEGAN TO ROLL AWAY IN REVERSE. THE CONTACT WAS ABLE TO STOP THE FAILURE. THE VEHICLE WAS TAKEN TO THE DEALER AND THE MANUFACTURER WAS MADE AWARE OF THE ISSUE BUT THE VEHICLE WAS NOT REPAIRED. T…

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TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE WAS TURNED OFF AND THE BRAKES WERE ENGAGED WHEN THE VEHICLE BEGAN TO ROLL AWAY IN REVERSE. THE CONTACT WAS ABLE TO STOP THE FAILURE. THE VEHICLE WAS TAKEN TO THE DEALER AND THE MANUFACTURER WAS MADE AWARE OF THE ISSUE BUT THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND CURRENT MILEAGES WERE 54,000.

NHTSA ODI #10460145

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.