NHTSA Owner Complaint Log
This page lists owner-reported complaints filed with NHTSA for the 2014 GMC Sierra. Complaints are unverified consumer reports submitted to NHTSA and do not by themselves prove a defect or defect rate.
The contact owns a 2014 GMC Sierra. The contact stated that while making a right turn into the driveway, the steering wheel had become stiff. No warning light had illuminated. The vehicle was no longer being driven since the steering wheel was too stiff and required excessive force causing control to be lost while driving. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 105,000.
The contact owns a 2014 GMC Sierra 1500. The contact stated while exiting his garage and making a right turn, the steering wheel became difficult to turn. The contact stated no warning light was illuminated. The contact took the vehicle to an independent shop but was unable to diagnose the failure. The contact took the vehicle to the local dealer, where it was diagnosed with the power steering module needed to be replaced. The vehicle was not repaired. Upon investigation, the contact associated the failure with NHTSA Campaign Number: 18V586000 (Steering), however, the VIN was not included. The manufacturer had been informed of the failure. The failure mileage was approximately 55,000.
The contact owns a 2014 GMC Sierra. The contact stated while driving on a dirt road at 3 mph and making a left turn but the vehicle made a right turn and crashed into a tree. The contact stated no warning light was illuminated. No air bags deployed. The contact stated no one was injured nor sought medical attention. No police report was filed. The vehicle was not drivable. The contact towed the vehicle to an independent mechanic, where it was diagnosed with needing the front driver-side tire rod to be replaced. The vehicle was not repaired. The contact called the local dealer and made them aware of the failure. The vehicle was not diagnosed or repaired. Upon investigation, the contact associated the failure with NHTSA Campaign Number: 14V246000 (Steering), however, the VIN was not included. The manufacturer had been informed of the failure. The failure mileage was approximately 170,000.
The contact owned a 2014 GMC Sierra. The contact stated that while driving at 65 MPH, the vehicle crashed into another vehicle. The air bags failed to deploy. No injuries were sustained. The EMT responded but no medical attention was required. The vehicle was towed to a tow yard. The vehicle was not diagnosed or repaired. The vehicle was deemed a total loss by the insurance company. A police report was filed. The dealer nor the manufacturer was notified. The failure mileage was approximately 100,000.
The contact owns a 2014 GMC Sierra. The contact stated that while driving at 42 MPH, she was involved in a three-vehicle accident after a vehicle involved in another accident ricocheted and hit her vehicle. The driver's side air bag exploded but did not deploy. Black smoke was released from the steering wheel and the air bag fell on the contact's left leg. The driver seat belt retractor fell apart during the accident which sliced the top part of the contact's ear; in addition, the failure sent a part of the contact's earing into her ear canal. The driver of the vehicle that was originally hit in the accident died the next day in the hospital; another passenger in that same vehicle was critically injured. The contact was treated days later at a hospital for a severe burn to the left leg due to the airbag. Her leg remained infected despite the treatment received at the hospital. The contact's ear was not treated. A police report was filed. The contact's vehicle was initially towed to an independent mechanic and then to a friend's home. The contact's insurance had yet to make a decision on the repair for the vehicle. Upon investigation, the contact discovered NHTSA Campaign Number: 21V245000(Seat Belts) and 17V437000(Air Bags, Seat Belts) which she linked to her failure. The dealer nor the manufacturer had yet to be notified of the failure. The vehicle had yet to be repaired. The failure mileage was 93,622.
THERE IS A EXTREMELY DANGEROUS ELECTRICS ISSUE WITH MY 2014 GMC SIERRA 1500 ALL TERRAIN. IN THE LAST 18 MONTHS MY TRUCK HAS LOCKED THE STEERING AT LOW SPEED WHILE TURNING 8 TIMES. (I COULD HAVE EASILY BROKEN A FINGER A LOST CONTROL OF MY TRUCK) .ON 5 OF THE TIMES I HAD STEERING ISSUE THE TRUCK HAD NO POWER TO ANYTHING INCLUDING KEY FOBS FOR A PERIOD OF 10 TO 15 MINUTES. THEN THE TRUCK WILL POWER UP AGAIN. FORTUNATELY THESE ISSUES HAVE OCCURRED AT LOW SPEED. THIS HAS HAPPEN 8 TIMES IN THE LAST 18 MONTHS . IT HAS BEEN TO DEALERSHIP FOR SERVICE REGARDING THIS ISSUE THEY CHANGED THE BATTERY AFTER ONLY 18 MONTHS (10/2015) THE ISSUE OCCUR AGAIN 2 DAYS AGO WHILE TRAVELING ON THE FREEWAY AT 70 MPH MY TRUCK SHUT DOWN NO POWER THEN IN LESS THAN A SECOND IT POWERED UP AGAIN ALL THE SETTING ON MY RADIO, CLIMATE CONTROL CHANGED.THAT DAY I STOPPED TO GET GAS GOT BACK IN MY TRUCK PULLED AWAY FROM THE PUMP THE STEERING LOCKED TRUCK SHUT DOWN AGAIN FOR 20 MINUTES. THIS TRUCK IS CURRENTLY AT A DEALERSHIP THEY STILL CAN NOT DIAGNOS THE ISSUE. I'M EXTREMLY CONCERN THAT SOMEONE COULD BE SERIOUSLY INJURED OR KILLED IF THIS WAS TO HAPPEN WHILE OPERATING THIS TRUCK. I DID SEE THAT MAY OTHER OWNER OF GMC SIERRA HAVE EXPRESSED SIMILAR CONCERNS. THE ISSUES NEEDS TO BE ADDRESSED IMMEDIATELY. AS FOR MYSELF I PLAN TO THIS TRUCK AFTER THE DEALERSHIP ATTEMPTS ANOTHER REPAIR.
THERE IS ALREADY A TECHNICAL SERVICE BULLETIN ON THIS MATTER HOWEVER I FEEL IT IS SERIOUS ENOUGH TO BE A RECALL. WHILE DRIVING AT NIGHT IN UNLIGHTED AREAS THE BRIGHT LIGHTS LEAVE SERIOUS DARK AREAS ESPECIALLY IF YOU ARE TRAVELLING ON CURVY ROADS. IF YOU ENCOUNTER A PEDESTRIAN OR OTHER OBJECT IN THE ROAD IN THESE AREAS THEY CANNOT BE SEEN UNTIL ITS POSSIBLY TOO LATE. THE MANUFACTURER WILL ONLY DO THE REPAIR IF YOU COMPLAIN ABOUT IT AND ITS STILL UNDER WARRANTY. I BELIEVE THIS SHOULD BE RECALLED AND REPAIRED BEFORE SOMEONE IS HURT OR KILLED.
THE FACTORY INSTALLED RUNNING BOARDS ARE UNSAFE. THE TREADS NEED TO BE LARGER, MORE AGGRESSIVE AND ROTATED 90^. AS THEY ARE THEY ARE SIMPLY SKID PADS WHEN WET OR FROZEN. YOU SIMPLY NEED TO TRY AND ENTER OR EXIT THE VEHICLE AND SEE HOW EASILY YOUR FOOT SIDES OFF CAUSING THE PERSON THE FALL. I HAVE TAKEN SEVERAL SLIPS/FALLS. TODAY I HIT THE BACK OF MY HEAD ON THE DOOR JAM. JUST ROTATING THE TREAD NINETY DEGREES WOULD HELP.
I BOUGHT MY 2014 GMC SIERRA BRAND NEW IN DEC 2014 AND HAD IT BACK TO THE DEALER WITHIN 3 WEEKS BECAUSE I WAS SURE THERE WAS A DEFECT WITH THE HEADLIGHTS ! YOU CAN ONLY SEE MAYBE 30 FEET IN FRONT OF YOU AND NOTHING IF YOU MAKE ANY TURN ON A DARK ROAD WITH NO STREETLIGHTS ! THE MECHANIC AT THE DEALERSHIP SAID THERE WAS NO PROBLEM WITH THE LIGHTS AND THEY MEET ALL GENERAL MOTORS SPECIFICATIONS ...I HAVE READ MANY MANY COMPLAINTS FROM OTHER 2014 GMC SIERRA OWNERS WITH THIS SAME COMPLAINT SO I KNOW ITS NOT MY IMAGINATION OR A PROBLEM WITH MY EYESIGHT !! I SURE HOPE THAT GMC DOESN'T WAIT FOR FATALITIES OR A CLASS ACTION LAWSUIT BEFORE ADDRESSING AND CORRECTING THIS PROBLEM , I HAVE BEEN A LOYAL GMC CONSUMER FOR 45 YEARS BUT THIS OBVIOUS PROBLEM WITH THE LIGHTING AND GMC'S REFUSAL TO ACKNOWLEDGE THAT THERE IS A DESIGN DEFECT I CAN SAY THIS IS THE LAST GMC VEHICLE I WILL EVER PURCHASE . DO THE RIGHT THING GENERAL MOTORS ! FIX THE PROBLEM AND SAVE SOME LIVES !
THE FRONT PROJECTOR HEADLAMPS DO NOT PUT OUT ENOUGH LIGHT TO SAFELY DRIVE ON UNLIT ROADS AT HIGHWAY SPEEDS. THERE IS ALSO LITTLE LIGHT PROJECTED TO THE SIDE MAKING TURNS UNLIT. I RECENTLY HAD A NEAR HIT WITH A PEDESTRIAN ON AN UNLIT STREET BECAUSE OF NO SIDE LIGHTING WHEN MAKING A SLOW TURN. THERE ARE NO HIGHER LUMEN REPLACEMENT BULBS AVAILABLE.
THE VEHICLES HEADLIGHTS ARE DANGEROUSLY INEFFECTIVE. THEY RARELY ILLUMINATE THE DISTANCE BETWEEN 2 TELEPHONE POLES. THE INEFFECTIVENESS OF THE HEADLIGHTS IS AMPLIFIED ON HILLS OR ON ANY TURN. THE DURING THE TRANSITION FROM DECLINE TO INCLINE, YOU SOMETIMES HAVE BARELY A TRUCKS LENGTH OF ILLUMINATION. ANY CORNER ON A DARK ROAD REQUIRES A SEVERE DECREASE IN TRAVEL SPEED TO AVOID OVER DRIVING THE LIGHTS. I HAVE NEVER DRIVEN A VEHICLE THAT MADE ME FEEL MORE APPREHENSIVE TO GET BEHIND THE WHEEL AFTER DARK. I VISITED THE DEALER WHO EXECUTED A TSB THAT INCREASED HEADLIGHT VOLTAGE AND REPLACED THE BULBS. IT MADE A NEGLIGIBLE IMPROVEMENT AND LEFT THE VEHICLE STILL UNSAFE AT NIGHT. I FREQUENTLY TRAVEL ON RURAL ROADS WITH NO STREET LIGHTS. I HAVE ALMOST HIT WILDLIFE TOO MANY TIMES TO COUNT DUE TO THE POOR VISIBILITY CAUSED BY THESE DANGEROUS HEADLIGHTS. TRAVEL OVER 30 MPH ON DARK COUNTRY ROADS WITH A LEGAL SPEED LIMIT OF 50 IS ILL ADVISED DUE TO THE INEFFECTIVENESS OF THE HEADLIGHTS.
HEADLIGHTS ARE NOT ADEQUATE FOR NIGHT DRIVING: HAVE DRIVEN THIS TRUCK FOR THE PAST YEAR AT NIGHT AND IN DIFFERENT TYPES OF WEATHER AND HAVE HAD TO REALLY STRAIN MY EYES TO KEEP IT ON THE ROAD DUE TO POOR VISIBILITY DUE TO THE HEAD LIGHTS, AFTER MISSING A TURN LAST NIGHT OFF THE HIGHWAY DECIDED TO SEE IF THE DEALERSHIP WOULD TAKE A LOOK AT THEM AND SEE WHAT THEY COULD DO ,IF THEY SAY THERE IS NOTHING THAT THEY CAN DO ,ILL HAVE NO CHOICE BUT TO INSTALL DIFFERENT HEADLIGHTS .
REGARDING 2014 GMC SIERRA 6 CYLINDER FULL SIZE PICKUP. VEHICLE VIBRATES AS IF RUNNING OVER RUMBLE STRIPS AT APX 1500 RPM. LOCAL GM SERVICE CENTER AND GM CORPORATE REPRESENTATIVE STATED ABOVE IS NORMAL VEHICLE OPERATION. LOCAL GM SERVICE CENTER CORRECTLY SUGGESTED THAT TRUCK BE DRIVEN FASTER OR SLOWER TO PREVENT VIBRATION OR THAT VEHICLE BE DRIVEN IN 5TH GEAR RATHER THAN OVERDRIVE 6TH GEAR TO PREVENT VIBRATION. IF VEHICLE IS NOR DRIVEN FASTER OR SLOWER TO GET OUT OF VIBRATION RANGE, THE TRUCK WILL VIBRATE ENDLESSLY. 2014 GMC SIERRA IS AN UNSAFE VEHICLE. NEEDING TO SPEED UP OR SLOW DOWN TO PREVENT VIBRATION SIGNIFICANTLY INCREASES RISK FOR MVA. NEEDING TO DRIVE IN 5TH GEAR RATHER THAN 6TH GEAR REDUCES GAS MILEAGE AS REPORTED TO NHSTA. LOCAL MECHANICS HAVE COMMENTED THAT THE ABOVE VIBRATION COMPLAINT IS COMMON TO 2014 6 CYLINDER GMC/CHEVY FULL SIZE PICKUP TRUCKS AND THAT THE VIBRATION MAY BE SECONDARY TO CYLINDER DEACTIVATION AND CHASSIS RIGIDITY. IT CERTAINLY WOUND BE A SHAME FOR A COLLISION TO OCCUR OR FOR A PEDESTRIAN TO GET RUN OVER BY A DRIVER OF A 2014 GMC/CHEVY FULL SIZE PICKUP WHO HAD TO SPEED UP OR SLOW DOWN TO REDUCE EXCESSIVE VIBRATION AT APX 1500 RPM
IGNITION STEERING KEY LOCK SOUNDS LIKE IT'S BREAKING DURING THE TINE YOU TURN THE STEERING WHEEL TO UNLOCK KIT WHEN STOPPED. THIS HAS HAPPENED MORE THAN ONCE
THE HEADLIGHTS ON THIS TRUCK PROVIDE INADEQUATE LIGHTING, INCLUDING BOTH LOW BEAMS AND HIGH BEAMS. ANY NIGHT DRIVING IS DIFFICULT DUE TO LIMITED VISIBILITY, THERE SIMPLY IS NOT ENOUGH ILLUMINATION TO SEE. CAN BE VERY DANGEROUS - ESPECIALLY AT SPEEDS ABOVE 35 MPH OR DURING PRECIPITATION. THE HEADLIGHT HAS A SEVERE DESIGN FLAW WITH GMS SAYS IS A SHUTTER SYSTEM. THIS TYPE OF DESIGN DOES NOT LEAVE ANY OPTIONS FOR SIMPLY CHANGING THE TYPE OF BULB - THE DESIGN IS ACTUALLY AT FAULT FOR THE POOR VISIBILITY. THE VISIBILITY PROBLEMS SIMPLY CANNOT BE FIXED WITH A DIFFERENT BULB TYPE DUE TO THE SHUTTER DESIGN TYPE. THE NEED FROM A NEW HEADLIGHT WILL SOLVE THE PROBLEM. MANY COMPLAINTS ARE BEING REGISTERED ONLINE RELATED TO THE VISIBILITY PROBLEM. THESE TRUCKS ARE NOT SAFE TO DRIVE AT NIGHT. IF THERE IS A STANDARD FOR MINIMUM HEADLIGHT ILLUMINATION FOR NIGHT TIME DRIVING, THIS MODEL HEADLIGHT NEEDS TO BE REVIEWED IF IT IS MEETING THE MINIMUM STANDARD. NOT SAFE, A DEFINITE PROBLEM THAT NEEDS ATTENTION.
THE FACTORY SUPPLIED RUNNING BOARDS HAVE TREADS THAT FAIL TO PROVIDE ANY TRACTION FOR FEET WHILE ENTERING OR EXITING. THE TREADS NEED TO BE ROTATED 90 DEGREES AND MADE OF A SOFTER RUBBER WITH A DEEPER AND MORE AGGRESSIVE TREAD PATTERN. AS THEY EXIST THEY ARE VERY SLIPPERY ESPECIALLY WHEN WET OR FROZEN. GIVEN THE ADDED HEIGHT OF TRUCKS IT REQUIRES SOME USE OF THE RUNNING BOARDS TO ENTER/EXIT THE TRUCK. ESPECIALLY WHEN YOU ARE 68. AS DESIGNED AND MANUFACTURED THEY ARE ACTUALLY AN ACCELERANT IN SLIPPING FEET. I FEEL THEY ARE OF DEFECTIVE DESIGN AND MANUFACTURE AND COULD/SHOULD BE MADE SAFER. I FELL THREE TIMES IN THE PAST MONTHS WHILE EXITING MY SIERRA 1500.
HEADLIGHTS ARE NOT ADEQUATE FOR SUBURBAN OR RURAL AREAS. INADEQUATE SIDE-TO-SIDE ILLUMINATION IN HI OR LOW. DEALER IS UNABLE TO FIX.
THE PROJECTOR HEADLIGHTS ON THIS VEHICLE ARE TERRIBLE. THEY ARE DIM AND HAVE A VERY POOR LIGHT PATTERN. (THE BULB PRESUMABLY MEETS FEDERAL STANDARDS, BUT THE PROJECTOR SYSTEM WAS DESIGNED FOR A BRIGHTER BULB). IT IS VERY DIFFICULT TO SEE THE SIDES OF THE ROAD, OR VERY FAR DOWN THE ROAD, ON ROADS WHERE THERE ARE NO STREETLIGHTS. IT IS EVEN WORSE ON A RAINY, DARK ROAD. GM INSTITUTED A TSB (#PIT5374, ATTACHED) IN FEBRUARY 2015 WHICH INVOLVES REPROGRAMMING THE BODY CONTROL MODULE (BCM) TO INCREASE THE VOLTAGE TO THE HEADLIGHT BULBS AND SUBSTITUTING VOSLA HIR 55 WATT BULBS FOR THE ORIGINAL STOCK 55 WATT BULBS. THE RESULTS ARE A MINIMAL IMPROVEMENT. THE NEW 2016 MODELS HAVE THE SAME HEADLIGHT DESIGN BUT HAVE BEEN UPGRADED TO A HID BULB THAT CANNOT JUST BE PLUGGED INTO THE 2014/15 HEADLIGHTS. THE IMPROVED BULB AND WIRING IS EVIDENCE THE TSB DID NOT REALLY IMPROVE THE LIGHTING VERY MUCH. (THE INTERNET IS FULL OF COMPLAINTS ABOUT THE HEADLIGHTS ON THIS VEHICLE; RECOMMEND YOU GOOGLE "GMC SIERRA HEADLIGHTS" AND SEE WHAT YOU GET!). I LIVE IN NORTHERN VIRGINIA AND WOULD BE GLAD TO COME DOWN TO THE NHTSA BUILDING ON A DARK, RAINY NIGHT AND GIVE YOU A RIDE -- THE PROBLEM ISN'T SO BAD IN AREAS WHERE THERE ARE STREETLIGHTS, BUT IT IS TERRIBLE OUT IN THE COUNTRY. BOTTOM LINE, GM SHOULD BE DIRECTED TO ISSUE A RECALL THAT INVOLVES REPLACING THE WIRING HARNESS AND BULB WITH THEIR LATEST DESIGN. THE HEADLIGHTS IN THE 2014/2014 SIERRA ARE HAZARDOUS TO THE PEOPLE IN THE TRUCK AND TO PEDESTRIANS ALONG THE ROAD. THANKS FOR LISTENING TO MY COMPLAINT, AND PLEASE TAKE ACTION FOR SAFETY'S SAKE. (NOTE: THERE IS NO SPECIFIC TIME, MILEAGE, MPH, ETC., THAT THIS WAS NOTED. IT IS CONTINUAL. I HAD THE TSB PERFORMED IN THE SUMMER OF 2015 AND NOTED MINIMAL IMPROVEMENT AT THAT TIME.)
WHILE SITTING PARKED IN MY DRIVEWAY WITH THE CAR IN PARK AND THE ENGINE IDLING, THE SIDE CURTAIN AIRBAGS ON MY 2014 GMC SIERRA DEPLOYED FOR NO IDENTIFIABLE REASON. GM HAS PROVIDED PART OF THE CRASH DETECTION REPORT DATA TO ME. THE VEHICLE EVENT SEVERITY STATUS: ROLLOVER INDICATES "YES". THE CDR ALSO SHOWS THAT THE VEHICLE'S SPEED WAS ZERO AND THE ENGINE WAS AT IDLE (512 RPM). AS NOTED, THE VEHICLE WAS PARKED ON A LEVEL SURFACE AND THERE WAS NO MOVEMENT OF THE VEHICLE OTHER THAN ANY MOVEMENT OF THE PASSENGERS IN THE VEHICLE. THE VEHICLE DID NOT ROLL AS IS EVIDENCED BY THE FACT THAT THERE IS NO EXTERNAL DAMAGE.
HEADLAMPS DO NOT ADEQUATELY LIGHT UP ROAD. VERY UNSAFE. DEALER WON'T HELP. *TR
HEADLIGHT OUTPUT IS HORRIBLE AT NIGHT TIME DRIVING ON THE HIGHWAY. IT IS FLAT OUT DANGEROUS. THE HEADLIGHTS ARE ONLY ADEQUATE FOR CITY DRIVING AT NIGHT. *TR
I PURCHASE THIS VEHICLE NOV. 2013, AND EVER SINCE I NOTICE THAT THE HEADLIGHT ON THIS VEHICLE DO NOT LIGHT THE ROAD PROPERLY, WHETHER YOU HAVE THEM IN LOW OR HIGH BEAM. THE DISTANCE OF THE LOW AND HIGH BEAM APPEAR TO BE THE SAME (AT TIMES IT SEEMS THE HIGHS) ARE AIMING SKYWARD. NOT TO LONG AGO I ALMOST RAN OVER A WOMAN AND A CHILD WHO WERE CROSSING A STREET OVER TO MY LEFT WHEN I WAS ATTEMPTING TO MAKE A LEFT TURN (THIS WAS A DARK AREA). LUCKILY I WAS GOING SLOW WHEN I WAS MAKING THE TURN AND WAS ABLE TO SEE THEM WHEN THE HEADLIGHTS HIT THEM AND CAME INTO VIEW. BY THIS STATEMENT I AM TRYING TO POINT OUT THAT THERE NO LIGHTING TO EITHER SIDE OF THE VEHICLE, I AM SURE (POSITIVE) THAT IF I WOULD HAVE BEEN MAKING A RIGHT TURN AN ACCIDENT WOULD HAVE HAPPEN. ARE THERE ANY RECALLS REGARDING THIS PROBLEM? IF NOT, I THINK THERE SHOULD ONE. BECAUSE IF SOMETHING LIKE THIS EXAMPLE I AM SUBMITTING TO YOU EVER HAPPENS, THE DRIVER WILL HELD RESPONSIBLE. AN IN MY CASE IT WILL BE BLAMED DUE TO MY AGE. *TR
I WISH TO COMPLAIN ABOUT THE HEADLIGHTS ON THIS VEHICLE. THEY ARE REALLY TERRIBLE. LOW BEAM DOES NOT PROJECT FAR ENOUGH, AND HIGH BEAM SEEMS TO ILLUMINATE ROAD SIGNS AT A DISTANCE, BUT NOT ADEQUATE FOR THEIR PURPOSE. SEEMS AS THEY ARE MORE OF A SPOTLIGHT THAN A HEADLIGHT. THESE ARE THE MOST UNSAFE HEADLIGHTS I HAVE EVER HAD IN 43 YEARS OF DRIVING. AGAIN, THERE WAS NO ACCIDENT THANKFULLY, AND I JUST WISH TO FILE MY COMPLAINT AND CONCERN. THANK YOU. *TR
THIS IS MY FIRST TIME TO HAVE A VEHICLE WITH PROJECTOR HEADLIGHTS. THEY DO NOT LIGHT UP THE SIDES OF ROAD, AND ARE NOT VERY BRIGHT IN DIM OR HIGH BEAM. THIS IS NOT VERY SAFE WHEN DRIVING AT NIGHT, EVEN WHEN THE WEATHER IS GOOD. I WILL NOT BUY ANOTHER VEHICLE WITH THESE TYPE OF HEADLIGHTS. *TR
VISIBILITY FROM THE VEHICLES HEADLIGHTS IS VERY POOR. I'M AFRAID TO DRIVE AT NIGHT BECAUSE LIGHTING IS POOR. *TR
THE CENTER CONSOLE WITH SHAKE EXCESSIVELY IF GOING 70-80 MPH. IT WILL ALSO SHAKE BAD GOING DOWN A MAIN ROAD I DRIVE ON DAILY DOING 45-55 MPH. THE TRUCK HAS HAD THE TIRES REBALANCED TWICE NOW WITH NO SOLUTION FOUND. THE TRUCK HAS BEEN IN THE SHOP OVER 20 DAYS ALL TOGETHER FOR OTHER VIBRATION ISSUES AS WELL. *TR
HEADLIGHTS ARE VERY DIM. LIKE HAVING NONE AT ALL. HIGH BEAMS ARE USELESS. I ACTUALLY HAD TO FOLLOW OTHER VEHICLES LIGHTS TO KEEP FROM RUNNING OFF THE ROAD. *TR
I HAVE TWO 2014 GMC SIERRAS WITH VERY WEAK HEADLIGHTS. CALLED GM AND THEY SAID NOBODY HAS COMPLAINED. THEY LIED. WAKE UP GM AND SMELL THE ROSES BEFORE SOMEONE IS HURT OR KILLED. THE HEADLIGHTS LOOK GREAT BUT WORK BAD. FEEL LIKE IT WILL BE FOREVER BEFORE THEY DO ANYTHING SO I ADDED MY OWN AUX. LIGHTS. MY I CAN SEE AGAIN. SPENT 400.00 DOLLARS ON 45,000 DOLLAR TRUCK SO I CAN DRIVE SAFETY AT NIGHT. 2014 CHEVYS HAVE DUEL HEADLIGHTS. MUST BE BETTER. FIX THE PROBLEM GM. MY FIRST CAR, A 1962 COMET HAD BETTER LIGHTS.
2014 GMC SIERRA. CONSUMER WRITES IN REGARDS TO VEHICLE HEADLIGHT PROBLEMS. *SMD THE CONSUMER STATED WHEN HE MADE TURNS, THERE WAS NOT SUFFICIENT LIGHTING. THE DEALER STATED THE HEAD LIGHTS WERE FOUR INCHES TOO HIGH, SO THEY ADJUSTED THEM. UPON DRIVING AT NIGHT, HE FOUND THE LIGHTING TO THE SIDE HAD SLIGHTLY IMPROVED, BUT THE LIGHT WAS SHARPLY CUT OFF ABOUT 45 FEET IN FRONT OF THE TRUCK ON WHEN THE LOW BEAMS WERE ON, WHICH MADE IT UNSAFE TO DRIVE OVER 35 MPH. THE HIGH BEAMS GAVE GOOD LIGHTING AT DISTANCES, BUT BROUGHT FLASHED FROM ONCOMING TRAFFIC. THE SECOND HEAD LIGHT ADJUSTMENT EXTENDED THE LIGHTING OUT ABOUT 20 INCHES FURTHER, BUT LESS LIGHTING TO THE SIDES FOR TURNING. THE HEAD LIGHTS WERE ADJUSTED AGAIN AND THE TECHNICIAN STATED THE LIGHTS WERE AT THE LEVEL FROM THE FACTORY. THE CONSUMER STATED THE HEAD LIGHTS WERE NOT ADEQUATE IN HIS OPINION. *JB
TL*THE CONTACT OWNS A 2014 GMC SIERRA. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE HEADLIGHTS WERE VERY DIM AND IMPAIRED THE VISION TO SEE THE ROAD. THE FAILURE RECURRED ON NUMEROUS OCCASIONS. THE VEHICLE HAD NOT BEEN DIAGNOSED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 58. UPDATED 04/13/15*LJ THE CONSUMER STATED THE VEHICLE WAS REPAIRED ACCORDING TO BULLETIN PIT5374. THIS REQUIRED A BULB REPLACEMENT AND BCM REFLASH. UPDATED 10/30/2015 *JS
DRIVING DOWN THE ROAD APROX 45- 50 MPH TRANSMISSION KICKED INTO NEUTRAL CAUSING VEHICLE TO SLOW DOWN SUDDENLY ,ALMOST GOT REAR ENDED DUE TO SUDDEN SLOW DOWN . NO WHERE TO PULL OVER , AFTER LETTING OFF THE GAS KICKED INTO GEAR AND GOT IT HOME. *TR
THE HEADLIGHTS ARE VERY POOR. I HAVE OWNED MANY CARS AND THE LACK OF NIGHT VISION WITH THE 2014 SIERRA IS THE WORST OF ANY CAR I HAVE EVER DRIVEN. I USED TO WORK ON MY FAMILY FARM BACK IN THE 1980S AND OUR OLD TRACTORS AND COMBINES HAD BETTER NIGHT VISIBILITY THAN MY BRAND NEW SIERRA. GMC, YOU MUST FIX THIS NOW! I GUARANTEE YOU WILL HAVE A MAJOR LAWSUIT ON YOUR HANDS IF YOU DON'T. THIS IS SUCH A SIMPLE THING TO GET RIGHT, DO THE RIGHT THING AND RECALL ALL THESE VEHICLES AND INSTALL PROPER HEADLIGHTS. *TR
ON 12/12/14, MY HUSBAND CAME HOME AT APPROXIMATELY 2:00 PM AND APPROXIMATELY AN HOUR THE GARAGE WAS ON FIRE AND FIRE APPEARS TO HAVE STARTED IN THE TRUCK. GM CAME OUT AND INVESTIGATED WITH USAA BUT SINCE THERE IS NOTHING LEFT OF THE TRUCK THE CAUSE IS UNDETERMINED. THE ENTIRE HOUSE IS A TOTAL LOSS. THERE IS NO ROOF LEFT TO TRUCK. GM TRYING TO BLAME ON A REFRIDGERATOR CORD OR CORD IN WORKSHOP OR SPRINKLING SYSTEM. *JS
HEADLIGHTS ON HIGH BEAM WERE AIMED TO HIGH & POINTED UP INTO THE TREES. LOW BEAMS SEEMED OK. I FINALLY TOOK TO A LOCAL DEALER FOR SOME RECALLS AND TALKED TO THEM ABOUT COMPLAINTS AND THEY ADJUSTED SAYING THE LIGHTS WERE AIMED TO HIGH. DROVE VEHICLE YESTERDAY AND THE LOW BEAMS NOW HAVE SO LITTLE PROJECTION FORWARD THAT I'M AFRAID AT NIGHT, IF ANYTHING CAME IN FRONT OF ME, I'D HIT IT BEFORE BEING ABLE TO STOP. WILL BE TAKING IT BACK TO HAVE LIGHTS ADJUSTED UP AGAIN AND LIVE WITH IT UNTIL GMC DOES SOMETHING. REASON IT HAS TAKEN SO LONG TO FILE COMPLAINT IS I DO NOT DRIVE MUCH AT NIGHTS AND DID NOT THINK OF FILING COMPLAINT UNTIL I FOUND THIS WEBSITE AND READING OTHER OWNERS HAVING THE SAME PROBLEM. *TR
WANTED TO UPDATE INFO ON THIS COMPLAINT. I HAVE BEEN IN CONTACT W/DEALER AND THEY HAVE AGREED TO REPLACE BOTH HEADLIGHTS, EVEN THOUGH THEY CONSIDER THIS TO BE ABNORMAL, WITH THE AGREEMENT THAT IF IT HAPPENS ON NEW HEADLIGHTS THEY WILL CONSIDER IT NORMAL AND DO NOTHING MORE! I FEEL THIS IS A SAFETY ISSUE AS IT OBSCURES THE LIGHT AND ALSO THAT THEY ARE TRYING TO BULLY ME INTO AN AGREEMENT I DON'T AGREE WITH. MY VEHICLE HAS A BUMPER TO BUMPER WARRANTY AND THEY ARE TRYING TO EXCLUDE THIS ISSUE IN THE FUTURE IF I AGREE TO HAVE THE HEADLIGHTS REPLACED NOW. I HAVE CONTACTED GMC REGARDING THIS AND HAVE YET TO HEAR BACK FROM THEM. *TR
HEADLIGHTS APPEARED TO BE LEAKING, CONDENSATION AND WATER DROPLETS. TOOK TO DEALER FOR OIL CHANGE AND ADVISED THEM OF THE HEADLIGHT ISSUE. WAS TOLD THEY WERE NOT LEAKING THAT THE DESIGN OF HEADLIGHTS CAUSED THIS, BULBS BURN SO HOT THEY HAVE A VENT FOR COOLING. BECAUSE OF THE AIR FLOW THROUGH VENT IT BRINGS IN CONDENSATION & WATER DROPLETS CAN FORM WHICH CAN TAKE 2 TO 6 HOURS TO CLEAR! WAS TOLD THAT THEY W/ONLY REPLACE HEADLIGHT ASSEMBLY, WHICH COSTS $900, IF ITS OVER 50% OF THE LENS. I WAS TOLD ONE HEADLIGHT WAS OVER 50% AND HAD WATER DROPLETS, AS WELL AS A HALO EFFECT AROUND THE BULB THAT HE HAD NEVER SEEN BEFORE. HOWEVER, DEALER DID NOTHING AT THE TIME AS THE LENS WAS CLEARING UP. I ASKED ABOUT THE CONDENSATION OBSCURING THE LIGHT OUTPUT AND THEREFORE MY VISION AND WAS TOLD IT WOULD NOT AFFECT IT. AFTER READING THE OTHER COMPLAINTS REGARDING THE HEADLIGHTS I FEEL THIS MAY BE PART OF THE PROBLEM. IF THE LENS IS COVERED INSIDE W/CONDENSATION & WATER DROPLETS, IT DOES AFFECT THE LIGHT OUTPUT. I LIVE IN THE PACIFIC NW WHERE IT RAINS 9 MONTHS OUT OF THE YEAR AND THEREFORE WE HAVE MOISTURE IN THE AIR ALL THE TIME! I AM NOW DOCUMENTING THE CONDENSATION W/PICTURES OF THE HEADLIGHTS EVERY TIME I DRIVE IT...UPDATED 12/30/14*BF THE CONSUMER STATED THE CONDENSATION WAS IN THE FORM OF FOG. UPDATED 01/12/15
WHILE DRIVING ON FIRST SNOW AFTER TRUCK PURCHASE I TRIED THE 4WHEEL DRIVE SYSTEM. WHEN I SWITCHED IT OVER THE MIRRORS WENT DOWN, THE SEAT WENT BACK, AND THE PEDALS CAME UP. THANKFULLY I WAS GOING SLOW AT THE TIME. IT WAS A VERY STRANGE FEELING AND LUCKY THAT MY WIFE WAS NOT DRIVING AT THE TIME.I HAVE AN APPOINTMENT AT THE DEALERSHIP TO HAVE IT LOOKED AT. *TR
POOR LIGHTING WITH HEADLIGHTS. CAN BARELY SEE WHAT IS AHEAD AT NIGHT. SEEMS LIKE THIS COULD BE VERY DANGEROUS, AND I FEEL UNSAFE DRIVING AT NIGHT, ESPECIALLY IN THE RAIN. TURNING ON FOG LIGHTS HELPS A LITTLE, BUT YOU SHOULDN'T HAVE TO CONSTANTLY RUN THEM. BRIGHT LIGHTS DON'T HELP MUCH EITHER. *TR
THE HIGHLIGHTS ON THE 2014 SIERRA SLE ARE A HAZARD TO TRY TO DRIVE WITH AT NIGHT ONLY LIGHT UP 30-40 FEET IN FRONT OF THE VEHICLE I GET MORE LIGHT FROM THE FOG LAMPS TO SEE BY
I PURCHASED A 2014 GMC SIERRA IN NOVEMBER OF 2014 AND THE HEADLIGHTS ON OUR TRUCK GIVE YOU VERY LIMITED VISIBILITY, IT IS UNSAFE TO DRIVE AT NIGHT WITH HIGH BEAMS OR LOW BEAMS, I USE MY FOG LIGHTS TO HELP ME SEE BETTER BUT THEY DO NOT HELP MUCH ON DISTANCE. I TRADED IN A 2013 SILVERADO THAT HAD AWESOME HEADLIGHTS FOR THIS TRUCK AND RAISED MY PAYMENT 300$ ONLY TO HAVE A TRUCK THAT I CANT DRIVE AT NIGHT. SOMETHING NEEDS TO BE DONE ABOUT THIS. I HAVE READ MANY COMPLAINTS ON THIS ISSUE AND FEEL THAT GM NEEDS TO CORRECT IT AS SOON AS POSSIBLE BEFORE A SERIOUS ACCIDENT HAPPENS.
MY VEHICLE STARTED WITH A VIBRATION ON OR AROUND 12,000 MILES. THE VIBRATION SLOWLY INCREASED AS TIME WENT ON. I MADE APPOINTMENT WITH THE DEALERSHIP WHERE THE VEHICLE WAS PURCHASED.(CAPITALAND MOTORS) AT THIS TIME THE VIBRATION WAS STRONG ENOUGH TO VIBRATE THE BACK WINDOW. IT WOULD START AT 30MPH AND GET WORSE AT 45MPH. THE MECHANIC CHECKED BALANCE AND ROAD FORCE THE TIRES. BUT TOLD ME THAT THE VIBRATION WAS NORMAL AND HE COULD FIX MY BACK WINDOW. I CALLED GMC AND FILED A COMPLAINT. THEY TOLD ME TO TAKE IT TO ANOTHER DEALERSHIP. I DID ON 11/25/14. THIS TIME I TOOK IT TO GOLDSTEIN BUICK-GMC. THEY COULD FEEL THE VIBRATION IN THE STEERING WHEEL AND SEAT. THEY CHECK TIRES AGAIN. THEY FELT IT WAS THE TIRES AND WANTED ME TO BUY NEW ONES. TOLD ME THE TIRES WERE NOT UNDER WARRANTY. THAT DAY I CALLED GOODYEAR AND FOUND OUT MY TIRES WERE UNDER WARRANTY, THEY WOULD BE PRORATED. GOODYEAR CHECK MY TIRES AND THEY ARE FINE. AT THIS TIME NO ONE CAN FIND THE PROBLEM AND I FEEL IT HAS BECOME A SAFETY ISSUE. THE VIBRATION IS REALLY STRONG AND GETTING WORSE AND THEY HAVE NO ANSWER. *TR
THE VEHICLE LIGHTS ARE VERY DIM EVEN WITH THE HIGH BEAMS ON. WHILE DRIVING AT NIGHT CAN BARELY SEE IN FRONT OF ME. THESE ARE A HAZARD TO ME AND OTHERS, SINCE NOT BEING ABLE TO SEE A GOOD DISTANCE IN FRONT OF THE VEHICLE MAKES HARD TO SEE PEDESTRIANS, ANIMALS OR DEBRIS IN THE ROAD AT NIGHT.
THE HEADLIGHTS ON THIS TRUCK ARE UNSAFE. THEY DO NOT PUT OUT ENOUGH LIGHT ON DARK NIGHTS AND ESPECIALLY ON NIGHTS WERE THERE IS RAIN. THEY DO NOT REACH BEYOND THE EDGE OF THE ROAD WAY PAST THE FOG LINES,. OR EXTEND THAT FAR UP THE ROAD IN FRONT OF THE TRUCK. *TR
THE TRUCK WAS AVERAGING ABOUT 20 MPG BUT SHIFTING ERRATICALLY LIKE IT COULDN'T DECIDE WHAT GEAR TO BE IN. AFTER USING THE 4WD THE FIRST TIME THE MPG DROPPED OFF TO ABOUT 17 AND HAS BEEN DECLINING STEADILY CURRENTLY I GET 14 TO 15 MPG AND DRIVE 150 MILES PER DAY MOSTLY HIGHWAY. I HAVE TAKEN IT BACK TO THE DEALER TWICE THEY SAID THE COMPUTER COULDN'T GET USED TO MY DRIVING STYLE AND REPROGRAMMED THE COMPUTER. WHEN I TOOK IT BACK ABOUT THE MILEAGE A GUY CAME OUT AND SAID HE COULD TELL IF SOMETHING WAS STUCK AND SWITCHED THE 4WD A FEW TIME AND SAID IT WAS FINE. MY MPG IS GETTING WORSE AND IT SLAMS IN AND OUT OF GEAR 2-3 TIMES IN A MATTER OF SECONDS WHILE SUSTAINING A STEADY HIGHWAY SPEED ON A FLAT SURFACE. *TR
TL* THE CONTACT OWNS A 2014 GMC SIERRA. WHILE DRIVING VARIOUS SPEEDS AT NIGHT, THE HEADLIGHTS WERE DIM AND CAUSED POOR VISIBILITY. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN AND FAILURE MILEAGE WERE NOT AVAILABLE.
TL* THE CONTACT OWNS A 2014 GMC SIERRA. THE CONTACT STATED THAT THE HEADLIGHTS WERE DIM AND PROVIDED POOR VISIBILITY. THE FAILURE WAS WORSE IN RAINY CONDITIONS. THE VEHICLE WAS TAKEN TO A LOCAL DEALER WHO STATED THAT THE LIGHTS LACKED VOLUME; HOWEVER, THEY DID NOT OFFER ANY REMEDY. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 23,000. UPDATED 02/12/16*LJ THE CONSUMER STATED THE TAIL GATE ALLOWED DIRT TO ENTER INSIDE THE TRUCK. UPDATED 03/03/16
#5 CYLINDER ROCKER ARM BROKE TOOK TO A DEALERSHIP IN MICHIGAN TO GET REPAIRED. PROBLEMS WITH ENGINE RUNNING, BEFORE ALL THIS HAPPENED I WAS GETTING 20/22 MPG ON THE HIGHWAY WHICH IS WHAT I TRAVEL MOSTLY, NOW SINCE THIS HAPPEN I ONLY GETTING 16/18 MPG ON THE HIGHWAY. MY DEALERSHIP IN MILWAUKEE WORKED WITH AN ENGINEER FROM GM AND THEY CLAIM EVERYTHING UP TO SPEC AND WON'T DO ANYMORE ON THE VEHICLE BUT YET SOMETHING HAS HAPPENED THAT I HAVE LOST ABOUT 4/6 MPG HIGHWAY OR $20 PER TANK WHICH WITH MY TRAVELING IS A LOT OF MONEY $400 MONTH. I AM VERY DISSATISFIED WITH GM AND THIS VEHICLE RIGHT NOW WHEN YOU PAY $50,000 + FOR A VEHICLE YOU DON'T EXPECT TO HAVE PROBLEMS WITHIN THE FIRST MONTH OF PURCHASE (BRAND NEW) AND THEN FOR GM NOT TO FIND OUT WHY THE DROP IN MILEAGE IS UNACCEPTABLE. *TR
TL* THE CONTACT OWNS A 2014 GMC SIERRA. THE CONTACT STATED THAT WHILE ATTEMPTING TO ACCELERATE FROM A TRAFFIC LIGHT, THE ACCELERATOR PEDAL WAS DEPRESSED BUT THE VEHICLE HESITATED TO ACCELERATE. THE DEALER WAS UNABLE TO DIAGNOSE THE FAILURE AND ADVISED THE CONTACT THAT THE VEHICLE WAS WORKING UP TO SPECIFICATIONS. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 3,000.
HEADLIGHTS ARE INSUFFICIENT. DRIVING AT NIGHT AWAY FROM THE CITY IS DANGEROUS. BRIGHTER AND WIDER LIGHT PATTERNS ARE NEEDED. *TR
IT WAS THE FIRST TIME I DROVE THIS NEW GMC AT NIGHT AND I COULDN'T SEE ANYTHING ALMOST HIT A HUGE MOOSE CAUSE I DIDN'T SEE IT. THE HEADLIGHTS ARE AWFUL AND ITS TERRIFYING TO DRIVE AT NIGHT. WENT TO DEALER AND TOLD THEM ABOUT THE HEADLIGHTS THEY SAID THEY HAD NUMEROUS COMPLAINTS BUT GM HAS NO FIX. THESE HEADLIGHTS ARE GOING TO CAUSE MULTIPLE ACCIDENTS SIMPLY DRIVING 45 MPH FEELS LIKE YOU CAN OUT RUN THE HEADLIGHTS IN HIGH BEAM. *TR
Data synced from NHTSA on May 4, 2026