← New search

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.

About this comparison →

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

What owners actually said

237 reports
85,000 miles · Feb 10, 2017
Latches/locks/linkagesVisibility/wiper

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE DOOR LOCKS FAILED PERSISTENTLY. THE CONTACT ALSO MENTIONED THAT THE PASSENGER SIDE WINDOW BROKE FREQUENTLY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, BUT THE CAUSE OF THE FAILURES WAS NOT DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT …

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE DOOR LOCKS FAILED PERSISTENTLY. THE CONTACT ALSO MENTIONED THAT THE PASSENGER SIDE WINDOW BROKE FREQUENTLY. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC, BUT THE CAUSE OF THE FAILURES WAS NOT DETERMINED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED. THE FAILURE MILEAGE WAS APPROXIMATELY 85,000. ...UPDATED 05/17/17 *BF *CN

NHTSA ODI #10953904

Mileage unknown · Feb 8, 2017
StructureVisibility/wiper

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 15V421000 (VISIBILITY) AND 10V179000 (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 MADE AWARE OF…

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBERS: 15V421000 (VISIBILITY) AND 10V179000 (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 MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.

NHTSA ODI #10950305

135,000 miles · Jan 4, 2017
Electrical System

THE BATTERY CONTINUES TO BE DEAD: SOMETIMES STARTS, SOMETIMES DOESN'T. I'VE REPLACED THE BATTERY TWICE AND PROBLEM REMAINS. HOW MANY COMPLAINTS DOES IT TAKE FOR THE MANUFACTURER TO REMEDY THIS PROBLEM? I LOVE MY HUMMER, BUT I AM AFRAID TO GO ANYWHERE IN IT BECAUSE I DON'T WANT TO GET STRANDED WHEN IT IS BELOW FREEZING OUTSIDE. C…

Read full complaint

THE BATTERY CONTINUES TO BE DEAD: SOMETIMES STARTS, SOMETIMES DOESN'T. I'VE REPLACED THE BATTERY TWICE AND PROBLEM REMAINS. HOW MANY COMPLAINTS DOES IT TAKE FOR THE MANUFACTURER TO REMEDY THIS PROBLEM? I LOVE MY HUMMER, BUT I AM AFRAID TO GO ANYWHERE IN IT BECAUSE I DON'T WANT TO GET STRANDED WHEN IT IS BELOW FREEZING OUTSIDE. CURRENTLY I HAVE TO CARRY A SPARE BATTERY AND JUMPER CABLES IN MY BACKSEAT JUST TO GET IT STARTED WHEN THIS PROBLEM ACTS UP. ALSO AFFECTING MY ABILITY TO WORK AND TAKE CARE OF MY FAMILY. STRONGLY SUGGEST A CLASS-ACTION LAW SUIT AGAINST THE MANUFACTURER TO CORRECT THIS PROBLEM. ENOUGH IS ENOUGH!!

NHTSA ODI #10939629

78,000 miles · Dec 26, 2016
Electronic Stability Control (esc)Power TrainStructure

RADIATOR LEAKING, HOOD VENT COMING UP, A/C CONTROL PANEL LIGHTS ARE NO LONGER WORKING

NHTSA ODI #10937448

43,000 miles · Dec 14, 2016
Structure

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WATER WAS LEAKING FROM THE MOON ROOF ONTO THE FLOOR CARPET, DRIVER AND PASSENGER SEATS, AND DOOR PANELS. THE FAILURE CAUSED MOLD BUILDUP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE DRAIN THAT TRAVELED UNDER THE MOON ROOF CLOGGED UP AND NEEDED…

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT WATER WAS LEAKING FROM THE MOON ROOF ONTO THE FLOOR CARPET, DRIVER AND PASSENGER SEATS, AND DOOR PANELS. THE FAILURE CAUSED MOLD BUILDUP. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE DRAIN THAT TRAVELED UNDER THE MOON ROOF CLOGGED UP AND NEEDED TO BE CLEANED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 43,000.

NHTSA ODI #10935331

80,300 miles · Dec 11, 2016
Electrical System

I PURCHASED THIS 2007 HUMMER H3 ON JUNE 2016 WITH 77,000 MILES ON IT. ON 11/13/2016 WITH 80,300+ MILES , I EXPERIENCED THE FIRST NO START CONDITION DUE TO "PASSLOCK THEFT-DETERRENT SYSTEM" INDICATOR BLINKING WHEN I TRIED TO START THE VEHICLE. I LOOKED UP THE OWNERS MANUAL ON PAGE 100 AND IT INDICATED TO WAIT 10 MINUTES BEFORE ST…

Read full complaint

I PURCHASED THIS 2007 HUMMER H3 ON JUNE 2016 WITH 77,000 MILES ON IT. ON 11/13/2016 WITH 80,300+ MILES , I EXPERIENCED THE FIRST NO START CONDITION DUE TO "PASSLOCK THEFT-DETERRENT SYSTEM" INDICATOR BLINKING WHEN I TRIED TO START THE VEHICLE. I LOOKED UP THE OWNERS MANUAL ON PAGE 100 AND IT INDICATED TO WAIT 10 MINUTES BEFORE STARTING THE VEHICLE AGAIN. THE VEHICLE STARTED AFTER WAITING FOR 10 MINUTES. THE SECOND NO START CONDITION WITH "PASSLOCK THEFT-DETERRENT SYSTEM" INDICATOR BLINKING AGAIN WAS ON 12/05/2016 WITH 80,900+ MILES AND OUTSIDE TEMPERATURE WAS FREEZING POINT AT THAT TIME AND I HAVE TO WAIT 10 MINUTES INSIDE THE COLD VEHICLE BEFORE I CAN START IT AGAIN.

NHTSA ODI #10934537

121,642 miles · Nov 25, 2016
Electrical System

TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE ATTEMPTING TO START THE VEHICLE, THE STARTER FAILED TO START THE VEHICLE. AFTER THE FIRST ATTEMPT TO START THE VEHICLE, THE CONTACT HAD TO WAIT UP TO TEN MINUTES BEFORE ATTEMPTING TO START THE VEHICLE AGAIN. THE FAILURE RECURRED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACT…

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE ATTEMPTING TO START THE VEHICLE, THE STARTER FAILED TO START THE VEHICLE. AFTER THE FIRST ATTEMPT TO START THE VEHICLE, THE CONTACT HAD TO WAIT UP TO TEN MINUTES BEFORE ATTEMPTING TO START THE VEHICLE AGAIN. THE FAILURE RECURRED. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 121,642.

NHTSA ODI #10927872

Mileage unknown · Nov 6, 2016
Electrical SystemUnknown Or Other

SEVERAL TIMES, WHILE PARKED, THE PASSLOCK SECURITY SYSTEM WILL RANDOMLY DISABLES THE ENGINE FROM STARTING. AFTER WAITING 10 MINUTES THE SYSTEM WILL ALLOW THE VEHICLE TO START. THIS MAKES STARTING THE VEHICLE IN AN EMERGENCY VERY UNRELIABLE AND DANGEROUS.

NHTSA ODI #10924527

150,000 miles · Sep 13, 2016
Electrical System

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START AND THE SECURITY LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 150,0…

Read full complaint

TL* THE CONTACT OWNS A 2007 HUMMER H3. THE CONTACT STATED THAT THE VEHICLE FAILED TO START AND THE SECURITY LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO A DEALER WHERE IT WAS DIAGNOSED THAT THE IGNITION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 150,000.

NHTSA ODI #10906217

56,400 miles · Sep 5, 2016
Unknown Or Other

ON SEVERAL OCCASIONS I HAVE NOTICED STEADY WATER DROPS DRIPPING ONTO FRONT PASSENGER FLOOR. I HAVE TAKEN IT TO THE DEALERS AND THEY "PERFORMED WATER TEST" WITH NEGATIVE RESULTS. I DECIDED TO LOOK AT MY VEHICLE IN THE RAIN AND NOTICED THAT THERE WAS A STEADY STREAM OF WATER SEEN FLOWING DOWN MY WINDSHIELD ON THE RIGHT SIDE. I RAI…

Read full complaint

ON SEVERAL OCCASIONS I HAVE NOTICED STEADY WATER DROPS DRIPPING ONTO FRONT PASSENGER FLOOR. I HAVE TAKEN IT TO THE DEALERS AND THEY "PERFORMED WATER TEST" WITH NEGATIVE RESULTS. I DECIDED TO LOOK AT MY VEHICLE IN THE RAIN AND NOTICED THAT THERE WAS A STEADY STREAM OF WATER SEEN FLOWING DOWN MY WINDSHIELD ON THE RIGHT SIDE. I RAISED THE HOOD AND SAW THAT RAIN WAS FLOWING AROUND AND DOWN INTO THE AIR INTAKE COVER. I COULD ACTUALLY SEE THE RAIN FLOWING DOWN THERE AND THEN DRIPPING FROM UNDER MY GLOVE BOX AREA ONTO THE FLOOR. THERE IS A LOT OF VISIBLE ELECTRICAL STUFF GOING ON UNDER THERE AND THIS BOTHERS ME MORE THAN THE WET DAMP ODOR THAT IS NOW COMING FROM MY FLOOR BECAUSE IT HAS BEEN CONTINUOUSLY WET OVER THE PAST SEVERAL WEEKS DUE TO RAIN.

NHTSA ODI #10903595

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.