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.

  • 2005 HUMMER H2
    - VERMINION, OH

    TL* THE CONTACT OWNS A 2005 HUMMER H2. THE CONTACT STATED THAT WHEN ATTEMPTING TO STOP, THE BRAKE PEDAL BECAME VERY STIFF AND THE DRIVER HAD DIFFICULTY STEERING THE VEHICLE. THE CONTACT MENTIONED THAT THERE WAS BRAKE FLUID LEAKING FROM UNDER THE HOOD. THE VEHICLE WAS TAKEN TO THE DEALER, WHO DIAGNOSED THAT THE HYDRAULIC BRAKE BOOSTER PRESSURE ACCUMULATOR NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THE VEHICLE WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 05V043000 (SERVICE BRAKES, HYDRAULIC). THE FAILURE MILEAGE WAS 130,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2006 HUMMER H3
    - SYRACUSE, UT

    TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT THE ENGINE WARNING LIGHT ILLUMINATED INTERMITTENTLY. THE VEHICLE WAS TAKEN TO THE DEALER, WHO STATED THAT THE ENGINE HEAD AND/OR ANOTHER COMPONENT NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 82,600.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2006 HUMMER H3
    - BLOOMINGTON, MN

    TL* THE CONTACT OWNS A 2006 HUMMER H3. THE CONTACT STATED THAT THE KEY CONTINUED TO BECOME STUCK IN THE IGNITION AND THE INSTRUMENT PANEL CONSTANTLY ILLUMINATED. THE FAILURE WAS RECURRING FOR THREE MONTHS. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT THE IGNITION SWITCH NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 65,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2008 HUMMER H3
    - ELK GROVE, CA

    I WAS DRIVING ALONG AND THERE WAS SMOKE COMING FROM BELOW PASSENGER SIDE UNDER THE GLOVE BOX. PULL OVER AND SAW IT WAS A RESISTOR WITH TWO SCREWS. IT WAS BURNT, I UNPLUGGED AND DROVE HOME. THEN SEARCHED INTERNET AND THERE ARE HUNDREDS OF PEOPLE WITH THE SAME PROBLEM. THIS NEEDS TO BE A RECALL ASAP, BEFORE SOMEONE DIES IN A FIRE. *JS

    Source: NHTSA WEB SITE
  • 2009 HUMMER H3
    - THE DALLES, OR

    I STARTED THE IGNITION, TURNED UP THE BLOWER FAN SPEED, AND THE CABIN FILLED WITH SMOKE WHICH SMELLED OF BURNING PLASTIC AND ELECTRICAL WIRES. BLOWER FAN DID NOT FUNCTION, AND UPON FOLLOWING THE SMELL AND SMOKE, I TRACED THE PROBLEM TO A RED ELECTRICAL CONNECTOR DIRECTLY UNDER THE GLOVE BOX. THE CONNECTOR CONNECTS TO THE BLOWER MOTOR RESISTOR AND HAD MELTED INTO THE RESISTOR UNIT FUSING BOTH PARTS TOGETHER IN ONE LARGE PIECE OF BURNT PLASTIC. THE ORANGE WIRE, (THE LARGEST GAUGE WIRE ON THE CONNECTOR), HAD MELTED BACK AWAY FROM THE CONNECTOR AS WELL EXPOSING BARE WIRE. *TR

    Source: NHTSA WEB SITE
  • 2007 HUMMER H3
    - WARWICK, RI

    RADIATOR HAD SMALL LEAK, HAS SINCE INCREASED OVER LAST 3 YEARS. NOT COVERED UNDER WARRANTY AND EVERY H3 OWNER KNOWS THIS IS A DEFECT THAT NEEDS TO BE RECALLED. *TR

    Source: NHTSA WEB SITE
  • 2007 HUMMER H3
    - DEERFIELD BEACH, FL

    LESS THAN 1 YEAR AGO, I HAD THE RADIATOR AND TRANSMISSION REPLACED IN MY VEHICLE. I HAVE RECENTLY NOTICED THE SMELL OF ANTIFREEZE COMING FROM MY HOOD AFTER LONG TRIPS. THE RADIATOR THAT WAS INSTALLED IN MY VEHICLE 10 MONTHS AND 8K MILES AGO HAS DEVELOPED A CRACK IN THE TOP TANK. THERE IS DRIED COOLANT SPRAY ACROSS THE TOP OF MY ENGINE AND A CRACK FORMING RIGHT BEHIND THE LIP OF THE FRAME OF THE TRUCK. *JS

    Source: NHTSA WEB SITE
  • 2007 HUMMER H3
    - DEERFIELD BEACH, FL

    MY RADIATOR TANK CRACKED RIGHT ACROSS THE TOP COMPROMISING MY COOLING SYSTEM. THIS TURNED INTO A BIGGER PROBLEM AS THE TRANSMISSION OIL COOLER WAS NOT OPERATING CORRECTLY AND EVENTUALLY DESTROYING MY TRANSMISSION. I HAD TO SPEND OVER $2K TO HAVE A REFURBISHED TRANNY AND NEW RADIATOR INSTALLED. *JS

    Source: NHTSA WEB SITE
  • 2009 HUMMER H3
    - IRONTON, OH

    ON 4/24/14, MY WIFE WAS DRIVING OUR 2009 HUMMER H3 DOWN OUR DRIVEWAY WITH OUR 2 YOUNGER BOYS INSIDE. BEFORE THE END OF THE DRIVEWAY, BOTH THE DRIVER SIDE AND PASSENGER SIDE CURTAIN AIRBAGS DEPLOYED. SHE WAS GOING BETWEEN 5MPH AND 10MPH AND DID NOT HIT ANYTHING. THE AIRBAG MISSED OUR 7 YEAR OLD AND GRAZED OUR 9 YEAR OLDS HEAD. THANK GOD THEY WERE TOO SHORT. HOWEVER, THE AIRBAG DID HIT MY WIFE HARD IN THE SIDE OF THE HEAD, NECK AND SHOULDER AND KNOCKED HER OVER TO THE CENTER CONSOLE. SHE WAS BRUISED, DAZED, SWOLLEN, HAD BURN MARKS ON HER NECK AND COULD NOT HEAR OUT OF HER LEFT EAR. NOW THE HEADLINER IS DESTROYED, THE SEATBELTS ARE LOCKED UP AND USELESS AND THE SUNROOF LEAKS. I FILED A CLAIM WITH MY INSURANCE COMPANY AND THEY SAID THAT THEY WILL NOT COVER IT BUT WILL LOOK AT IT BEFORE MAKING A FINAL DECISION BECAUSE THE ISSUE WAS "MECHANICAL". I ALSO HAVE A CLAIM OPEN WITH GM CUSTOMER CARE AND ARE WAITING FOR THE RESULTS, BUT IT DOES NOT SOUND GOOD. AFTER SEARCHING THE INTERNET, I HAVE FOUND SEVERAL INSTANCES WHERE OTHER HUMMER OWNERS HAVE EXPERIENCED THE SAME THING AND SUGGESTED FILING A COMPLAINT HERE. PLEASE HELP AS WE NOW ARE PAYING FOR A VEHICLE AND INSURANCE THAT IS NOT ABLE TO BE DRIVEN. THANK YOU. *TR

    Source: NHTSA WEB SITE
  • 2008 HUMMER H3
    - PITTSBURG, PA

    TL* THE CONTACT OWNS A 2008 HUMMER H3. THE CONTACT STATED THAT THE ENGINE WOULD NOT START. THE CONTACT INDICATED THAT THE PROBLEM WAS INTERMITTENT AND THAT THE SECURITY SENSOR LIGHT ILLUMINATED. THE FAILURE MILEAGE WAS 52,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE