GMC Complaints

View complaints related to GMC. 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.

  • 2017 GMC SIERRA 1500
    - TRACY, CA

    THE VEHICLE WAS PURCHASED IN JANUARY 2017, SINCE THE PURCHASE OF THE VEHICLE, I HAVE HAD THE TRUCK IN THE SHOP ON 6 OCCASIONS. THE VEHICLE HAS HAD 5 INJECTORS REPLACED AND THE UPPER OIL PAN GASKET HAS BEEN REPLACED TWICE. GMC IS STALLING ME AND NOT WANTING TO PURCHASE THE VEHICLE BACK UNDER THE BUY BACK PROGRAM COMMONLY CALLED THE LEMON LAW. THE VEHICLE HAS AN EXTENDED WARRANTY AND I HAVE BEEN CHARGED A CO-PAY WITH THE REPAIRS ON THE VEHICLE. THE ISSUES STARTED AFTER THE 30000 MILE SERVICE.

    Source: NHTSA WEB SITE
  • 2015 GMC TERRAIN
    - EVERETT, PA

    ON 02/19/19, WHILE TRAVELING ON THE PA TURNPIKE, I TURNED MY WINSHIELD WIPERS ON, ONLY TO HAVE THEM COME UP 3/4 OF THE WAY ON MY WINDHIELD AND STOP. SUBSEQUENTLY, MY WIPERS BECAME INOPERABLE. THANKFULLY, THERE WAS ONLY A SLIGHT RAIN, AND NOT CONTINUOUS RAIN OR SNOW FALLING AT THE TIME, OR THIS COULD HAVE RESULTED IN A SERIOUS CRASH. I HAD THE WIPER ASSEMBLY REPLACED SAME DATE, $259.678, FOR LABOR AND PARTS AT A GM DEALERSHIP. I WAS TOLD THIS WAS NOT A RECALL AT THIS TIME AND WAS NOT COVERED. MY 2015 GMC TERRAIN HAD APPROX. 75,000 MILES ON AT THE TIME OF THIS INCIDENT. THIS INCIDENT RESULTED FROM CORROSION TO THE WIPER ASSEMBLY, INVOLVING CORROSION TO A TRANSMISSION BALL JOINT, WHICH IS GM RECALL ON PREVIOUS MODEL YEARS, AND IS ALSO A CURRENT GM RECALL IN CANADA ONLY FOR THIS YEAR, HOWEVER, US MODELS ARE NOT. THE BALL JOINT SEPARATED DUE TO CORROSION AND CAUSES COMPLETE FAILURE TO THE WINDSHIELD WIPER SYSTEM. GM IS DRAGGING THEIR FEET ON MAKING THIS A US SAFETY RECALL AS CANADA HAS IT FOR THE 2010-2017 YEARS.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 1500
    - FONTANA, WI

    VACUUM PUMP FAILED AT 58000 MILES. LOST BRAKE ASSIST AT PARKING LOT SPEEDS. COULD HAVE CAUSED AN ACCIDENT.

    Source: NHTSA WEB SITE
  • 2014 GMC ACADIA
    - WEATHERFORD, TX

    TL* THE CONTACT OWNS A 2014 GMC ACADIA. WHILE DRIVING 75 MPH, THE ENGINE POWER REDUCED, SERVICE STABILITRAK, AND TRACTION CONTROL OFF WARNING INDICATORS ILLUMINATED. AS A RESULT, THE VEHICLE STALLED AND COMPLETELY SHUT OFF. THE CONTACT MENTIONED THAT THE FAILURE OCCURRED THREE TIMES. THE CONTACT ALSO MENTIONED THAT THE HEADLIGHTS HAD TO BE REPLACED EIGHT TIMES WITHIN ONE YEAR. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE VEHICLE HAD AN ELECTRICAL FAILURE. THE VEHICLE WAS NOT REPAIRED. THE VEHICLE WAS NOT TAKEN TO A DEALER FOR DIAGNOSTIC TESTING. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 77,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2012 GMC ACADIA
    - CANONSBURG, PA

    PASSENGER AIRBAG GOING OFF WARRANTING A SERVICE AIRBAG MESSAGE COMING UP. THE MODULE UNDER THE PASSENGER SEAT WAS ALREADY REPLACED ONCE DURING THE SUMMER OF 2016 AND IS SHOWING NEEDS REPLACED AGAIN. DOESN'T SEEM LIKE WE SHOULD KEEP HAVING THE SAME PROBLEM JUST A FEW YEARS LATER.

    Source: NHTSA WEB SITE
  • 2013 GMC TERRAIN
    - BELLFLOWER, MO

    THE REAR MAIN SEAL ON THE ENGINE BLEW OUT WHILE DRIVING DUE TO THE PCV SYSTEM BEING FAULTY. MY CAR DIED IN THE MIDDLE OF A BUSY INTERSECTION WITHOUT WARNING IN 10 DEGREE WEATHER WITH NEGATIVE 10 DEGREE WINDCHILL, LEAVING MY FAMILY AND STRANDED WITHOUT THE ABILITY TO EVEN GET HEAT INTO THE CAR.

    Source: NHTSA WEB SITE
  • 2007 GMC ENVOY
    - SOUTH PARK, PA

    TL* THE CONTACT OWNS A 2007 GMC ENVOY. WHILE DRIVING VARIOUS SPEEDS, THE SERVICE STABILITRAK WARNING INDICATOR PERIODICALLY ILLUMINATED. ALSO, THE STABILITRAK ACTIVE INDICATOR PERIODICALLY ILLUMINATED, WHICH CAUSED THE VEHICLE TO STALL. WHEN THE CONTACT RELEASED AND RE-APPLIED THE ACCELERATOR PEDAL, THE STABILITRAK DEACTIVATED AND THE VEHICLE FUNCTIONED NORMALLY. OCCASIONALLY, WHEN THE BRAKE PEDAL WAS DEPRESSED, THE BRAKE PEDAL VIBRATED VIOLENTLY AND THE VEHICLE HESITATED TO STOP. WHEN THE VEHICLE WAS STATIONARY AND THE BRAKE PEDAL WAS DEPRESSED, THE VEHICLE ACCELERATED FORWARD. FURTHERMORE, THE DRIVER'S SEAT WAS UNABLE TO MOVE FORWARD. WHEN ATTEMPTING TO ADJUST THE SEAT MANUALLY OR WITH THE POWER POSITION ADJUSTER, THE SEAT FAILED TO ADJUST UNTIL AFTER A PERIOD OF TIME. THE VEHICLE WAS TAKEN TO BOWSER BUICK GMC (1001 CLAIRTON BLVD, PLEASANT HILLS, PA 15236, (412) 346-7929) WHERE THE CONTACT WAS INFORMED THAT THE DRIVER'S DOOR MODULE NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURES. THE FAILURE MILEAGE WAS 90,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2012 GMC TERRAIN
    - ETHEL, MS

    THE CAR IS A 2012 GMC TERRAIN 2.4 LITER ECO TECH- I FOUND WHERE GMC PUT THIS ISSUE AS A RECALL IN 2015 FOR 7 YEARS OR 120,000 MILES TO BE FIXED FOR FREE- I BOUGHT MY CAR FROM FRANK'S GMC/CHEVORLET IN KOSCIUSKO, MS IN NOVEMBER 2017 WITH 111,000 MILES ON IT- THE ISSUE WAS NOT MENTIONED AND I HAVE THE CARFAX ON THE VEHICLE WHICH MENTION ALL THE SERVICE DATES AND NONE OF WHICH ARE RELATED TO THIS RECALL- ALSO I NEVER RECIEVED ANY INFORMATION BY MAIL ABOUT THIS RECALL AND HAD TO DO SOME DIGGING TO FIND OUT THAT IT'S NOT JUST ME WITH THE PROBLEM BUT SO MANY OTHERS! I WENT TO FRANK'S GMC WHERE I PURCHASED THE CAR AND THEY ARE SUPPOSED TO GIVE ME A CALL BACK ABOUT THIS PROBLEM BUT THE GUY I TALKED TO HAD NO IDEA WHAT I WAS EVEN TALKING ABOUT YET! 3 DAYS LATE THEY WONT EVEN ANSWER MY CALLS AND WHEN I WENT INTO THE OFFICE SAID THEY WOULD HAVE TO GET A NUMBER TO CALL ME BACK AGAIN WHICH HAS NOT HAPPENED YET! WE HAVE PRICED A NEW MOTOR AND TO GET IT PUT IN- PRICE OF MOTOR- $3,200 PRICE TO PUT IT IN- $1,000 WARRANTY- 3 YEAR WITH UNLIMITED MILEAGE- OR THE PARTS THAT HAVE TO BE CHANGED OUT ARE IN LINK BELOW IF THE MOTOR WASNT REPLACED: HTTPS://GM.OEMDTC.COM/7458/SPECIAL-COVERAGE-ADJUSTMENT-EXCESSIVE-ENGINE-OIL-CONSUMPTION-2012-CHEVROLET-EQUINOX-GMC-TERRAIN ***THAT'S NOT INCLUDING THE TIMING CHAIN WHICH IS WHAT THE PROBLEM HAS CAUSED DUE TO OIL CONSUMPTION FROM FAULTY PISTON RINGS NOT SEATING CORRECTLY, I BURN OIL AND LOOSE OIL PRESSURE RESULTING IN A FAILURE IN THE TIMING CHAIN SYSTEM DUE TO THE TENSIONER WORKING OFF OF OIL PRESSURE!*** I HAVE ALSO FOUND THAT THERE IS A CLASS ACTION LAW SUIT GOING ON ABOUT THIS SAME ISSUE AT THIS TIME- PLEASE CLICK THE LINK BELOW FOR MORE INFORMATION REGARDING THIS: HTTPS://WWW.CLASSACTION.ORG/BLOG/CHEVY-EQUINOX-CLASS-ACTION-UPDATE-SETTLEMENT-TALKS-UNDERWAY.

    Source: NHTSA WEB SITE
  • 2018 GMC SIERRA 1500
    - GRANDE PRAIRIE, AA

    PASSENGER SIDE HEADLIGHT JIGGLES UP AND DOWN CONSTANTLY OVER EVERY SMALL BUMP. VERY DISTRACTING AND LEAVES MANY BLACK AREAS ON THE ROAD FROM LACK OF LIGHT. FIX THIS IMMEDIATELY!

    Source: NHTSA WEB SITE
  • 2015 GMC YUKON
    - POOLER, GA

    TAIL AND BRAKE LIGHTS FAILED. UPON INSPECTION IT WAS FOUND THAT THE CONDUCTIVE PLATE BETWEEN THE LEDS HAD CRACKED/BROKEN IN BOTH ASSEMBLIES.

    Source: NHTSA WEB SITE