HUMMER Complaints

View complaints related to HUMMER. The complaints found here are submitted by actual consumers with first hand experience. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.

  • 2010 HUMMER H3
    - FRESNO , CA

    WHILE I WAS ON THE ROAD GOING HOME I NOTICED THAT MY TEMPERATURE WAS SLOWLY RISING THEN ALL OF A SUDDEN MY ENGINE ROOM WAS SMOKING I PULLED ASIDE AND LOOKED AT THE ENGINE ROOM THE SMOKE WAS CAUSED BY THE RADIATOR LEAKING ON FRONT TOP COVER OF RADIATOR WAS CRACKED... DON'T GET ME WRONG BUT I NEVER DID 4 WHEELING ON MY HUMMER I DRIVE IT FOR MY EVERYDAY COMMUTE THAT'S ABOUT IT...UPON CHECKING ON BLOGS OF OTHER HUMMER OWNERS THEY SAY ITS A COMMON PROBLEM THAT'S WHY I WAS AMAZED THAT IT WASN'T A PART OF ANY RECALLS I COULD HAVE JUST IMAGINED IF IM DOING 4WHEELING WELL ANYWAYS WHEN I WENT TO THE DEALERSHIP FOR REPAIRS CAUSE IM CONFUSED ALSO ON THEIR POWERTRAIN WARRANTY CAUSE THE FIRST SENTENCE SAYS RADIATOR IS INCLUDED BUT THE SUCCEEDING PARAGRAPHS SAYS OTHERWISE...SINCE ITS A COMMON KNOWN ISSUE AND BELIEVE ME THIS THE ONLY PART OF HUMMER THAT DEALERSHIP STOCK IN THEIR INVENTORY SHOULD IT BE IN A RECALL NOTICE OR AT LEAST HAVE GM REVIEW IT CAUSE THE WAY I SEE WHY THE CRACK ON THE RADIATOR HAPPENED WAS BECAUSE OF THE FLAW OF THE DESIGN OF RADIATOR SUPPORT THE METAL LIP ON IT RUBS ON FRONT TOP COVER PORTION SO EVENTUALLY THIS WILL GIVE IN PLASTIC VS METAL WE ALL KNOW WHOSE GONNA WIN BUT DID AM GENERAL KNOWS THIS....MY ANSWER DEFINITELY LIKE WHAT I HAD MENTIONED ALREADY AND TRIED AT LEAST 15 DEALERSHIP (FROM CALIFORNIA TO TEXAS TO NEWJERSEY AND MICHIGAN)THAT CATERS TO HUMMER LINE ALL OF THEM HAVE ONE THING IN COMMON THEY STOCK RADIATORS FOR HUMMER H3S... *TR

    Source: NHTSA WEB SITE
  • 2009 HUMMER H3
    - PRINCETON, NJ

    P2135 THROTTLE/PEDAL POSITION SENSOR/SWITCH A/B VOLTAGE CORRELATION THAT PUTS THE VEHICLE INTO ?STABILITRAK DISABLED", "TRACTION CONTROL DISABLED", AND "REDUCED ENGINE POWER". WHILE THERE IS A TSB#11-06-04-007B REGARDING THIS ISSUE AND WARRANTY COVERAGE; UNFORTUNATELY IT DOES NOT APPLY TO MY ENGINE. HOWEVER, SINCE THIS IS A WIDELY KNOW ISSUE, AND THIS VEHICLE IS EXPERIENCING THE SAME CONDITIONS, ONE WOULD THINK THAT MY VEHICLE WOULD BE SERVICED UNDER THIS TSB EXTENDED WARRANTY COVERAGE. 12/04/2014: FIRST SERVICE ATTEMPT: CLEAR CODE EVERYTHING TESTS FINE, LET?S SEE IF IT HAPPENS AGAIN. 12/10/2014: SECOND SERVICE ATTEMPT: BOTH THROTTLE BODY AND ACC PEDAL POSITION SENSOR TESTED "GOOD". WEAK BATTERY - REPLACE BATTERY. 12/22/2014: THIRD SERVICE ATTEMPT: TECH REPLACED ACCELERATOR PEDAL. RELEARNED THROTTLE/IDLE. 12/26/2014: FORTH SERVICE ATTEMPT: RELEARNED THROTTLE/IDLE PROCEDURE. 01/13/2015: FIFTH SERVICE ATTEMPT: REPROGRAM AND APPLY 6 UPDATES TO ECM. 01/14/2015: CODE THROWN AGAIN: DEALERSHIP ADVISING TO REPLACE THROTTLE BODY (BUT UNCERTAIN THAT THIS WILL FIX THE PROBLEM)? *TR

    Source: NHTSA WEB SITE
  • 2010 HUMMER H3
    - CHICAGO, IL

    MY HEATING AND AC BLOWER MOTOR STOPPED WORKING ON A VEHICLE THAT HAS LESS THAN 31K MILES ON IT. THE ESTIMATED REPAIR COSTS ARE 500$, NOT INCLUDING THE TOW, BEING THAT IT IS THE MIDDLE OF WINTER AND THE CLOSEST DEALERSHIP IS 20 MILES AWAY. ADDITIONALLY, THE TIME OFF OF WORK AND EBING WITHOUT A CAR FOR A WEEK. I HAVE HEAVILY RESEARCHED THIS ISSUE AND IT HAS BEEN REPORTED THOUSANDS OF TIMES AND IS A WELL KNOWN ISSUE AND GM HAS NOT ISSUED A RECALL. THE PROBLEM IS THAT A FAULTY ELECTRICAL SHORT CAUSES A WIRING HARNESS TO MELT, (SMOKING) WITH A BURNING SMELL AND BLACK RESIDUE. THIS IS A MAJOR FIRE HAZARD AND THE RECOMMENDED FIX FROM THE DEALERSHIP ONLY REPLACES THE HARNESS, BUY DOES NOT ADDRESS THE CORE ISSUE CAUSING THE FIRE HAZARD. THIS IS LIKE REPLACING BURNT DRYWALL TO ADDRESS FAULTY HOUSE WIRING . *TR

    Source: NHTSA WEB SITE
  • 2009 HUMMER H3
    - REDFORD, MI

    ISSUE WITH BLOWER NOT GETTING POWER; CANNOT GET HEAT OR AIR CONDITIONING WITHOUT BLOWER, FUSES WERE CHECKED, HEATER RESISTOR CHECKED, SWITCH SEEMS GOOD (SUCH THE AIR CONDITIONING LIGHT WILL COME ON WHEN THE SWITCH IS ON BUT NO BLOWER), WIRING HARNESS LOOKS GOOD, BLOWER SEEMS TO HAVE A POSSIBLE INTERMITTENT PROBLEM AS THE BLOWER STOPPED WORKING LAST SPRING BUT WORKED A COUPLE TIMES IN THE FALL. STILL DON'T KNOW WHAT THE PROBLEM IS. THERE ARE A LOT OF BLOWER ISSUES ON-LINE SUCH AS HUMMER FORUMS AND COLORADO TRUCKS. *TR

    Source: NHTSA WEB SITE
  • 2007 HUMMER H3
    - CINCINATTI, OH

    TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING AT AN UNKNOWN SPEED, THE WINDSHIELD WIPERS FAILED WITHOUT WARNING DURING INCLEMENT WEATHER. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 132,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2003 HUMMER H2
    - WINTERVILLE, NC

    WE HAVE A 2003 HUMMER H2- THE RESISTOR FOR THE BLOWER MOTOR IS NO LONGER MADE. THIS IS A SAFETY ISSUE SINCE IT CAN LIMIT VISIBILITY DUE TO FAILURE TO CLEAR THE WINDSHIELD. THIS IS A SAFETY HAZARD. WE HAVE CONTACTED GM WITH NO RESULTS. THIS IS NOT THE ONLY VEHICLE THAT HAS THIS PARTICULAR PART. THIS IS A VERY SERIOUS ISSUE SINCE IT CAN LIMIT THE VISIBILITY AND CAN CAUSE A FATAL CRASH. PLEASE ADVISE. *TR

    Source: NHTSA WEB SITE
  • 2007 HUMMER H3
    - SOUTH PLAINFIELD, NJ

    TL* THE CONTACT OWNS A 2007 HUMMER H3. WHILE DRIVING APPROXIMATELY 40 MPH, THE VEHICLE SHOOK VIOLENTLY AND STALLED WITHOUT WARNING. THE VEHICLE COULD NOT BE RESTARTED. THE VEHICLE WAS TOWED TO THE DEALER WHERE IT WAS DIAGNOSED THAT THE ENGINE OR THE CYLINDER NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 56,800. UPDATED 03/10/15*LJ UPDATED 6/17/2015 *JS

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2007 HUMMER H3
    - SEVERN, MD

    NOTICED RADIATOR FLUID DRIPPING UNDERNEATH VEHICLE. OPENED THE HOOD AND FOUND RADIATOR COOLANT HAD BEEN BLOWN ALL OVER INTERIOR ENGINE COMPARTMENT. ENOUGH COOLANT REMAINED IN THE RESERVOIR TO PREVENT OVERHEATING. I NOTICED THE INCIDENT JUST IN TIME. *TR

    Source: NHTSA WEB SITE
  • 2006 HUMMER H3
    - KALAMAZOO, MI

    ON SEVERAL OCCASIONS THE ENGINE HAS LOSS POWER IN TRAFFIC AND SLOWS DOWN TO 15 MILES AN HOUR. ONCE ON THE HIGHWAY CAUSING OTHER CARS TO SWERVE TO AVOID REAR ENDING US. ANOTHER IN RURAL TRAFFIC CAUSING OTHER CARS TO GO AROUND. WE ARE ALWAYS LEARY WHEN DRIVING THIS VEHICLE. OUR MECHANIC HAS LOOKED IT OVER ON BOTH OCCASIONS AND CAN NOT FIND ANYTHING WRONG AND WE HAVE THE BEST MECHANIC IN TOWN. GM SHOULD PAY A LITTLE NOW AND RECALL THIS VEHICLE AND FIX WHAT'S WRONG INSTEAD OF A LOT LATER WHEN SOMEONE'S FAMILY IS KILLED. I BOUGHT THIS CAR FOR MY WIFE TO TRANSPORT OUR GRANDCHILDREN TO SCHOOL AND AFTER SCHOOL EVENTS EVERY TIME SHE GETS IN THAT THING I WORRY BUT BECAUSE I BOUGHT IT FOR HER SHE IS RELUCTANT TO SELL. GM PLEASE FIX. *TR

    Source: NHTSA WEB SITE
  • 2003 HUMMER H2
    - FORT WAYNE, IN

    TL* THE CONTACT OWNS A 2003 HUMMER H2. THE CONTACT STATED THAT THE WINDSHIELD WIPERS FAILED TO OPERATE INTERMITTENTLY. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE CONTACT REFERENCED NHTSA CAMPAIGN NUMBER: 08V456000 (VISIBILITY). THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 56,400. UPDATED 1/16/15*CN THE CONSUMER STATED THE WIPERS WERE DIAGNOSED AND REPLACED. UPDATED 06/4/2015 *JS

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE