2012 GMC SIERRA 2500 Complaints

View complaints related to 2012 GMC SIERRA 2500. The complaints found here are submitted by actual consumers with first hand experience. There are more than 30 complaints submitted for the 2012 GMC SIERRA 2500. 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 SIERRA 2500
    - HOUSTON, TX

    DASH IS CRACKED NEAR PASSENGER SIDE AIR BAG, IF DEPLOYMENT WERE TO HAPPEN SHRAPNEL WILL FLY THROUGHOUT THE CAB. IVE SEEN THE SAME ISSUE ON NUMEROUS OTHER VEHICLES OF THE SAME GENERATION.

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - ARLINGTON, TN

    WELL I KEEP DRIVING MY TRUCK. AND MY AIRBAG LIGHT IS ON. SO THERE FOR IF I GET HIT THEY NOT GOING TO COME OUT AND PROTECT ME. AND I'M HAVING BAD ISSUES WITH MY BALL JOINTS. ON MY 2012 GMC 2500 HD. I'VE PUT 2 SETS ON THEM. AND I'VE ONLY HAD IT A YEAR. YOU GOTTA DO SOMETHING ABOUT THAT.

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - EATON, CO

    DRIVING EAST BOUND ON I70 COMING INTO DENVER. TRUCK SHUT OFF WITH NO WARNING AT 80MPH ON STEEP DOWNHILL GRADE CAUSING LOSS OF ALL POWER FACILITIES IN THE TRUCK. NO BRAKES, NO POWER STEERING. I ENDANGERED THE LIVES OF EVERY SINGLE PERSON ON THE ROAD THANKS TO THIS FAILED FUEL PUMP. FURTHER INVESTIGATION SHOWS BOSCH (THE PUMP MANUFACTURER) HAD INSTRUCTED GM TO USE A LIFT PUMP ON THIS ITEM AND THEY HAVE DISREGARDED THAT RECOMMENDATION LEAVING PEOPLE IN DANGER OF SERIOUS INJURY OR DEATH. THIS ITEM NEEDS A RECALL AND GM IS REFUSING TO DO SO BECAUSE THIS OCCURRENCE RENDERS THE TRUCK IN NEED OF 13K+ I'M REPAIRS. SHAME ON GM AND SHAME ON NHTSA FOR NOT DOING THEIR JOB.

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - STURGIS, KY

    TL* THE CONTACT OWNS A 2012 GMC SIERRA 2500. WHILE DRIVING APPROXIMATELY 35 MPH, THE CHECK ENGINE WARNING INDICATOR ILLUMINATED. THE FOLLOWING DAY, WHILE DRIVING APPROXIMATELY 35 MPH, THE "SERVICE EXHAUST FLUID SYSTEM", "SEE OWNERS MANUAL NOW", AND "97 MILES BEFORE 65 MPH NAX SPEED" MESSAGES APPEARED. THE CONTACT DROVE THE VEHICLE TO THE DEALER (TRICE HUGHS GM IN PRINCETON, KENTUCKY) WHERE IT WAS DIAGNOSED THAT THE IN TANK FUEL SENSOR, THREE GLOW PLUGS, AND THE NOX SENSOR HAD SHORTED AND NEEDED REPLACEMENT. THE VEHICLE WAS REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 39,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2012 GMC SIERRA 2500
    - BROUSSARD, LA

    TL* THE CONTACT OWNS A 2012 GMC SIERRA 2500. WHILE DRIVING APPROXIMATELY 45 MPH, THE VEHICLE JERKED, STALLED, AND LOST POWER. THE TRANSMISSION WARNING INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO COURTESY BUICK GMC LAFAYETTE (4750 JOHNSTON ST, LAFAYETTE, LA 70506 (337) 504-7342) WHERE IT WAS DIAGNOSED THAT THE TORQUE CONVERTER BLEW APART AND THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND CONFIRMED THAT NO WARRANTY OR RECALL WAS ASSOCIATED WITH THE VIN. THE APPROXIMATE FAILURE MILEAGE WAS 127,000.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2012 GMC SIERRA 2500
    - LEPANTO, AR

    EMISSIONS FAILURE. NOX SENSOR, DEF SYSTEM. DRIVING, DISPLAY STATES, POOR DEF QUALITY. TOOK IN FOR REPAIR, STILL DEF QUALITY. TRUCK HAS SLOWED TO 55MPH, WILL SLOW TO 4 MPH IN 39 MILES. THEY ARE TROWING PARTS AT IT AT MY EXPENSE. CAN'T PROPERLY DIAGNOSE. THIS PROBLEM IS FROM 2010- CURRENT MODELS OF THESE DIESELS.

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - WINDSOR, CT

    MULTIPLE CRACKS IN DASHBOARD WHICH COULD POTENTIALLY FLY OFF DURING AIRBAG DEPLOYMENT

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - JACKSONCENTER, PA

    1 DAY GOT IN TRUCK AND NOTICED THE DASH WAS CRACKED ON DRIVER SIDE BEHIND THE GAUGE CLUSTER AND AS I LOOKED I NOTICED IT WAS ALSO CRACKED AT THE 2 UPPER CORNERS OF THE PASSENGER AIR BAG. THE TRUCK ONLY HAS 25000 MILE ON IT. GM WILL NOT PAY TO HAVE IT FIXED AND I'M WORRIED THAT IT CAN AFFECT THE SAFETY OF THE AIR BAGS

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - SOUTHPORT, NC

    CRACK IN DASHBOARD PASSENGER SIDE NEAR CORNER OF AIRBAG AND DRIVERS SIDE. CRACKED WHILE DRIVING. *TR

    Source: NHTSA WEB SITE
  • 2012 GMC SIERRA 2500
    - HENRYETTA, OK

    THE DASHBOARD CRACKED AT THE PASSENGER SIDE AIRBAG @ 34,000 MILES I HAD THE DASHBOARD REPLACED. NOW THE REPLACED DASH HAS CRACKED ONCE AGAIN THIS TIME ON THE DRIVER SIDE 70,000 MILES.

    Source: NHTSA WEB SITE