2015 GMC SIERRA 2500 Complaints

View complaints related to 2015 GMC SIERRA 2500. The complaints found here are submitted by actual consumers with first hand experience. There are more than 90 complaints submitted for the 2015 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.

  • 2015 GMC SIERRA 2500
    - COPPER CITY, MI

    RIGHT REAR TURN SIGNAL BOTTOM SOCKET HEATS UP AND CAUSES AN OPEN TO THE TOP TURN SIGNAL SOCKET SO THE TOP TURN SIGNAL QUITS WORKING AND CAUSES THE SYSTEM TO HYPER FLASH.AND INDICATE INOPERATIVE RIGHT REAR TURN SIGNAL IN MESSAGE CENTER. ONLY REPAIR IS TO REPLACE WIRING HARNESS AND SOCKETS. SYSTEM WORKS FINE IN COLD TEMPERATURES AS THE SOCKET DOES NOT HEAT UP ENOUGH. HAPPENS WITH VEHICLE STATIONARY AND IN MOTION. CONTACTED GM ABOUT IT AND GOT NOWHERE.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - MANNFORD, OK

    I WAS DRIVING A GMC SIERRA 2500 (2015) TRUCK ON A ROAD (SPEED LIMIT 65 MPH) AND WAS STOPPED TO MAKE A LEFT-HAND TURN INTO A STATE PART. A DRIVER HIT ME IN THE REAR AT A HIGH SPEED. THE POWDER FROM THE AIRBAG COMPARTMENTS FILLED THE TRUCK CAP BUT THE AIR BAGS DID NOT DEPLOY.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - WEST GARDINER, ME

    THE HEADLIGHTS ARE SO DIM THE TRUCK IS DANGEROUS TO DRIVE AT NIGHT. I DROVE IN A SNOW STORM LAST NIGHT AND I COULDN'T SEE AHEAD OF ME. I WAS DRIVING ON A HIGHWAY AT 45MPH.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - PERRY, FL

    WHILE SLOWING DOWN MAKING A LEFT OR RIGHT TURN IT WILL NOT TURN. IT'S AS IF THE POWER STEERING MALFUNCTIONS FOR A SECOND. IT CAUSED ME TO "OVERSHOOT" A PARKING SPACE IN THE CITY AND HAVE TO BACK UP AND TRY AGAIN. THIS HAS HAPPENED SEVERAL TIMES. I HAVE AN APPOINTMENT WITH GMC TO HAVE IT CHECKED OUT. THIS IS VERY DANGEROUS.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - LEBANON, TN

    MY VEHICLE'S ENGINE STOPPED RUNNING WHILE I WAS DRIVING ON A VERY BUSY ROAD. I LOST POWER STEERING, POWER BRAKES, EVERYTHING. OTHER MOTORISTS WERE SWERVING TO AVOID ME. I HAD THE TRUCK TOWED TO A GM DEALER, AND THEY DIAGNOSED THE PROBLEM AS THE FUEL INJECTOR PUMP. I RESEARCHED THIS ONLINE, AND FOUND THAT THIS IS A COMMON ISSUE! THIS SHOULD BE A MAJOR SAFETY CONCERN SINCE IT'S CAUSING VEHICLES TO SIMPLY STOP RUNNING AT ANY GIVEN SPEED ON ANY GIVEN HIGHWAY!

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - LIBERTY TOWNSHIP, OH

    POWER STEERING INTERMITTENTLY GOES OUT ON LOW SPEED, LOW ENGINE RPM, RIGHT HAND TURNS. I HAVE HAD VEHICLE TO DEALER TO HAVE ISSUE FIXED ON MAY 16, 2017. THEY INDICATED THEY COULD NOT DUPLICATE PROBLEM. MODEL YEAR 2014 HAVE BEEN RECALLED FOR THIS ISSUE, BUT NOT 2015 MODEL YEAR TRUCKS

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - CAMPBELLSPORT, WI

    HEAD LIGHTS ARE SO POOR WHEN DRIVING IN RURAL AREAS AND POORLY LIT AREAS THAT THE LATERAL LIGHTING IS SO POOR THAT YOU ARE LEFT TO GUESSING WHERE AND WHAT YOU ARE TURNING INTO, EXTREMELY DANGEROUS TO ALL, DEALER WHERE PURCHASED NEW STATS THERE IS NO FIX, ACCIDENT WAITING TO HAPPEN.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - JUNIOR, WV

    TL* THE CONTACT OWNS A 2015 GMC SIERRA 2500. WHILE THE VEHICLE WAS BEING REVERSED WITH A TRAILER ATTACHED, THE BRAKE PEDAL WAS DEPRESSED, BUT FAILED TO OPERATE. THE CONTACT STATED THAT THE TRAILER CRASHED INTO THE AWNING OF THE RESIDENCE. THERE WERE NO INJURIES. UPON INSPECTING THE VEHICLE, THE CONTACT NOTICED EVIDENCE OF BRAKE FLUID LEAKING FROM THE BRAKE BOOSTER, WHICH ALLOWED BRAKE FLUID TO ENTER THE CABIN OF THE VEHICLE. THE VEHICLE WAS TAKEN TO PERFORMANCE CHEVROLET (LOCATED AT 3222 BEVERLY PIKE, ELKINS, WV 26241, TEL: (304) 591-1077) TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE BRAKE BOOSTER WAS LEAKING AND WAS 1,000 MILES OUT OF WARRANTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOT CONTACTED OR NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 37,023.

    Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE
  • 2015 GMC SIERRA 2500
    - BLOOMFIELD, MO

    SIDE AIRBAGS DEPLOYED WHILE PULLING OFF THE SHOULDER OF THE ROAD. GMC INFORMED ME THE VEHICLE WAS TRAVELING AT A SLOW SPEED AND AIRBAGS DEPLOYED BECAUSE FOOT WAS ON BRAKE AND ACCELERATOR AT SAME TIME.

    Source: NHTSA WEB SITE
  • 2015 GMC SIERRA 2500
    - KENT, OH

    THE HEADLIGHTS ARE UNBELIEVABLY INEFFICIENT. THEY LIGHT A NARROW PATH ABOUT 30 YARDS IN FRONT OF THE TRUCK. DRIVING AT NIGHT IS SCARY ESPECIALLY IN THE RAIN.

    Source: NHTSA WEB SITE