2012 GMC TERRAIN Complaints

View complaints related to 2012 GMC TERRAIN. The complaints found here are submitted by actual consumers with first hand experience. There are more than 350 complaints submitted for the 2012 GMC TERRAIN. 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.

  • 2012 GMC TERRAIN
    - GOLDEN, CO

    ME AND MY WIFE OWN A 2012 GMC TERRAIN 2.4L ENGINE. OIL CONSUMPTION IS 1 QUART EVERY 500 MILES THE DEALERSHIP LOCATED AT 16400 W COLFAX AVE GOLDEN CO HAD ARE VEHICLE FOR TWO WEEKS RUNNING DIAGNOSTICS TESTS AND USING A ON BOARD COMPUTER HOOKED UP TO THE VEHICLE WITH NO ANSWER FOR WHY THE VEHICLE WAS LOSING POWER AND GAS PEDAL GOING TO THE FLOOR WITH NO CODES PULLING UP AS THEY MIMICKED THE PROBLEM WITH A ON BOARD COMPUTER HOOKED UP TO THE VEHICLE WHILE A GM TECH TEST DROVE THE TERRAIN THIS IS A MAJOR PROBLEM FOR DRIVING ON THE HIGHWAY ITS LIKE GOING 45 MPH ON THE HIGHWAY AND SLAMMING ON YOU'R BRAKES THEN THE VEHICLE KICKS BACK INTO GEAR.MY WIFE IS A NURSE AND NEEDS HER VEHICLE TO GET TO AND FROM WORK ESPECIALLY WITH COVID-19 IF SHE CANT MAKE IT TO WORK PEOPLE COULD DIE COVID IS NOTHING TO PLAY AROUND WITH AND NURSES ARE NOT ALLOWED TO CALL IN WHILE COVID IS GOING ON THIS PROBLEM WITH THIS TERRAIN NEEDS TO BE INVESTIGATED IF A GM CERTIFIED TECH DOES NOT KNOW WHAT IS GOING ON WITH THIS VEHICLE WHO WOULD.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - GOLDEN, CO

    PISTONS ARE BAD AND DEALERSHIP AT 16400 W COLFAX AVE,GOLDEN CO 80401 REFUSES TO REPLACE AND OIL CONSUMPTION IS TO MUCH. THIS PROBLEM HAS BEEN GOING ON FOR TO LONG I WAS TOLD BY MANAGEMENT AFTER I PAID FOR A HIGH PRESSURE FUEL PUMP REPLACEMENT IF THE PROBLEM WAS STILL THERE IT WOULD BE FIXED AT NO CHARGE TO ME. SINCE THEN THE MANAGER QUIT AND THERE IS ALL DIFFERANT STAFF AND I HAVE TRIED THE CORPORATE OFFICE STILL NOT RESOLVED THE ONLY THING LEFT IS SMALL CLAIMS COURT WITH A CAP AT $7000.I DO NOT WANT TO GO TO COURT IF I REALLY DO NOT HAVE TO BUT IF NECESSARY I ALREADY HAVE THE PAPERWORK TO FILE.THE DEALERSHIP HAD MY VEHICLE FOR OVER TWO WEEKS RUNNING DIAGNOSTICS WITH NO ANSWER I ASKED THEM TO CHECK THE PRESSURE COMING FROM THE OIL CAP WHEN YOU REMOVE IT.NOTHING THEY JUST REPLACED THE HIGH PRESSURE FUEL PUMP AND THE PROBLEM IS STILL THERE THIS VEHICLE IS NOT SAFE TO DRIVE AND CAN CAUSE A WRECK IF NOT FIXED. LOSES POWER AND GAS PEDAL HITS THE FLOOR I HAD TO PAY FOR A RENTAL CAR THE WHOLE TIME THE DEALERSHIP HAD MY VEHICLE BECAUSE THEY SAID THEY WOULD GET US A LONER VEHICLE AND THAT NEVER HAPPENED THIS WILL BE MY LAST ATTEMPT TO RESOLVE THIS MATTER OUT OF COURT.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - RICHMOND, VA

    CAR BURNS OIL QUICKLY. I HAVE TO GET FREQUENT OIL CHANGES. TWO WEEKS AGO OIL HAD LEEKAED INTO MY CAR.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - RICHMOND, VA

    CAR IS MISFIRING AND SHUTTING OFF WHILE DRIVING. I WAS DRIVING AND CAR STOOPED IN THE MIDDLE OF THE STREET. I TURNED ON MY CAR AND PULLED OFF AND CAR CUT OFF.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - RICHMOND, VA

    WHILE DRIVING IN THE RAIN THE WIPERS BROKE TWICE. THE BUSHINGS BREAK. I ALMOST GOT HIT BY A SEMI TRUCK..

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - KANSAS CITY, MO

    I WAS DRIVING IN THE RAIN ON THE HIGHWAY AND MY WINDSHIELD WIPERS JUST STOPPED WORKING. THE MOTOR STILL RUNS BUT THE WIPERS WILL NOT MOVE

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - ELKVIEW, WV

    THE DEFROSTER WILL NOT SWITCH AIR FLOW TO VENT. THIS CAUSES THE ENTIRE CAR TO FOG UP CONSTANTLY ESPECIALLY THE WINDSHIELD DURING RAIN OR HUMID WEATHER. THIS OBSTRUCTS VIEW AND CREATES A LIFE THREATENING HAZARD. THIS HAPPENS WHILE DRIVING CONSTANTLY ON HIGHWAY I SIDE STREET.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - NICEVILLE, FL

    WHILE DRIVING IN THE RAIN, MY WIPERS SUDDENLY STOPPED IN THE UP POSITION AND WOULDN'T MOVE. THE MOTOR WAS STILL WORKING BECAUSE YOU COULD HEAR IT CYCLING, BUT THE WIPERS WOULDN'T MOVE. FORTUNATELY THE RAIN WASN'T VERY HEAVY, I WAS DRIVING ON CITY STREETS ABLE TO GET HOME SAFELY DESPITE THE IMPAIRED VISIBILITY. HAD THIS HAPPENED ON THE HIGHWAY IN SOME OF THE RECENT RAIN WE HAVE EXPERIENCED THIS WOULD HAVE BEEN A VERY DANGEROUS SITUATION.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - CENTER POINT, IA

    ENGINE FAILURE DUE TO OIL CONSUMPTION NO CHECK OIL LIGHT CAME ON. HAPPENS WITH NO WARNING.

    Source: NHTSA WEB SITE
  • 2012 GMC TERRAIN
    - PORUM, OK

    TL* THE CONTACT OWNS A 2012 GMC TERRAIN. THE CONTACT STATED WHILE DRIVING 35 MPH, WHEN TWO VEHICLES IN FRONT OF HIM CRASHED. THE CONTACT STATED HE DEPRESSED THE BRAKE PEDAL BUT THE VEHICLE FAILED TO STOP AND REAR ENDED THE VEHICLE IN FRONT. THE AIR BAGS DID NOT DEPLOY. THE CONTACT SUSTAINED A FRACTURED STERNUM DUE TO THE SEAT BELT AND WAS TAKEN TO THE HOSPITAL AND STAYED OVER NIGHT. A POLICE REPORT WAS FILED. THE VEHICLE WAS NOT DRIVABLE. THE VEHICLE WAS TOWED TO IMPOUND LOT. THE VEHICLE HAD NOT BEEN DIAGNOSED OR REPAIRED AS OF YET. A DEALER WAS NOT CONTACTED. THE MANUFACTURER HAD NOT BEEN INFORMED OF FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 136,000. *DT

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE