Home · 2014 GMC Acadia Denali · Complaints

What 447 owners told NHTSA about the 2014 GMC Acadia Denali

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (447)Crash / fire / injury (18)Airbags (237)Electrical system (82)Engine (39)Transmission & drivetrain (32)Steering (26)Fuel system (25)Electronic Stability Control (esc) (20)Lights (19)Brakes (10)Body & structure (8)

Newest first · 447 complaints · page 17 of 18

Oct 18, 2015Airbags

FOR THE 3RD TIME IN <1 YR, THE AIRBAG LIGHT CAME ON. THE 1ST TIME THEY HAD TO REPLACE THE PASSENGER SIDE AIR BAG,LAY 15K MILES, THE 2ND TIME, THEY REPAIRED THE ELECTRICAL CONNECTION AT 19K MILES, THIS LAST TIME THEY HAD TO REPLACE THE TENSIONER KIT AT 22K MILES. THESE AIR BAG ISSUES SHOULD NOT BE HAPPENING THIS OFTEN WHEN I'VE ONLY HAD THE CAR FOR 15 MONTHS AND BOUGHT IT NEW.

NHTSA ODI 10783152

Sep 2, 2015Tires

TL* THE CONTACT OWNS A 2014 GMC ACADIA EQUIPPED WITH GOODYEAR FORTERA HL TIRES, SIZE: P255/65R18 109S. AFTER INSPECTING THE VEHICLE, THE CONTACT NOTICED THAT THE TREAD ON THE SIDEWALL OF ALL FOUR TIRES WERE CRACKED. THE VEHICLE NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE AND STATED THAT THE VIN WAS NOT INCLUDED IN NHTSA CAMPAIGN NUMBER: 15V044000 (TIRES). THE TIRE AND VEHICLE FAILURE MILEAGE WAS 18,537.

NHTSA ODI 10760956

Aug 21, 2015Airbags

DRIVERS SEAT AIR BAG WAS REPLACED 2 MONTHS AGO AFTER SERVICE AIR BAG LIGHT CAME ON. SERVICE AIR BAG LIGHT CAME BACK ON TODAY.

NHTSA ODI 10750374

Aug 21, 2015Airbags

SERVICE AIR BAG LIGHT WENT ON AND OFF FOR A FEW WEEKS, THEN IT WENT OFF FOR A WHILE, AND CAME ON AGAIN AND STAYED ON. DRIVERS SEAT AIR BAG WAS DIAGNOSED AS BEING THE PROBLEM AND WAS REPLACED.

NHTSA ODI 10750370

Aug 10, 2015Electrical system

CAR WAS PARKED IN DRIVEWAY, DOORS SHUT, KEY IN IGNITION. APPROACHED CAR TO GET IN (POSSIBLY TOUCHED THE DOOR HANDLE) AND CAR BEEPED AND LOCKED ITSELF WITH KEYS INSIDE. THIS IS THE SECOND INCIDENT. THE FIRST HAPPENED SEVERAL MONTHS PRIOR IN DEALERSHIP WHEN CAR WAS BEING SERVICED.

NHTSA ODI 10747346

Jul 30, 2015Electrical systemEquipment

TL* THE CONTACT OWNS A 2014 GMC ACADIA. UPON ENTERING THE REAR PASSENGER SIDE OF THE VEHICLE, THE CONTACT REALIZED THAT THE AIR CONDITION WAS BLOWING OUT HOT AIR. THE CONTACT DROVE THE VEHICLE TO THE DEALER FOR DIAGNOSTIC TESTING. THE TECHNICIAN FOUND THE SYSTEM TO BE LOW ON FREON AND THE VEHICLE HAD AN AIR CONDITIONING LEAK. THE TECHNICIAN RECHARGED THE SYSTEM AND ADDED DYE TO DETERMINE THE ORIGIN OF THE LEAK. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED. THE APPROXIMATE FAILURE MILEAGE WAS 20,079.

NHTSA ODI 10745022

Jun 29, 2015Speed controlElectronic Stability Control (esc)Traction Control System

TL* THE CONTACT OWNS A 2014 GMC ACADIA. WHILE DRIVING APPROXIMATELY 55 MPH AND ATTEMPTING TO ACCELERATE, THE VEHICLE'S SPEED DECREASED AFTER THE SERVICE STABILITRAK AND SERVICE TRACTION CONTROL WARNING INDICATORS ILLUMINATED. THE CONTACT CONTINUED TO DRIVE THE VEHICLE WITH THE SPEED DECREASING WHILE DRIVING UP HILLS. THE VEHICLE WAS TAKEN TO THE DEALER. BUT WAS NOT DIAGNOSED OR REPAIRED; HOWEVER, THE MECHANIC STATED THAT IT APPEARED THAT THE THROTTLE BODY WAS FAULTY AND NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE RECURRED ON ONE OTHER OCCASION. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 14,000. UPDATED 09/01/2015*LJ UPDATED 10/14/2015*15

NHTSA ODI 10731068

Mar 18, 2015EngineFuel system

I WAS DRIVING AT ROUGHLY FIFTY MPH WHEN ENGINE SHUTOFF AND PUT VEHICLE INTO NEUTRAL TO PULLOVER AVOIDING REAR END CRASH BY SEMI TRUCK I ATTEMPTED TO START VEHICLE BUT VEHICLE ENGINE LOCKED WITHOUT ANY WARNING I CALLED DEALER AND TOWED INTO SERVICE AND IT WAS SOMETHING INTERNAL IN ENGINE AND TOLD TO WAIT FOR MORE INFO. *TR

NHTSA ODI 10695220

Feb 3, 2015AirbagsCrash

VEHICLE SLID ON ICE OFF THE ROAD AT A RELATIVELY SLOW SPEED (15-20 MPH). THE VEHICLE WENT INTO A SNOW EMBANKMENT. BECAUSE THERE WAS MINIMAL IF ANY IMPACT; THE VEHICLE DID NOT HAVE EVEN A SCRATCH ON THE EXTERIOR. HOWEVER ALL THE AIRBAGS IN THE VEHICLE DEPLOYED. THIS INCLUDES THE DRIVERS SIDE, THE PASSENGER SIDE, AND ALL CURTAIN AIRBAGS ON BOTH SIDES ALL AROUND THE VEHICLE. THE FRONT PASSENGER AIRBAG HIT THE PASSENGER IN THE FOREHEAD CAUSING A SMALL CONTUSION. WE HAD 2 GLASS BOWLS ON THE BACK SEAT BEHIND THE DRIVER THAT DIDN'T EVEN MOVE, FURTHER SUBSTANTIATING THE LACK OF IMPACT. GM HAS HAD A HISTORY OF ISSUES WITH AIRBAG DEPLOYMENT IN THEIR VEHICLES AND WE FEEL THIS IS AN INCIDENT OF A FAULTY DEPLOYMENT. HAD THERE BEEN A CHILD IN THE BACKSEAT THE SITUATION COULD HAVE BEEN VERY DIFFERENT AND HAD A VERY BAD OUTCOME RELATED TO THE AIRBAG DEPLOYMENT IN THIS SITUATION. *TR

NHTSA ODI 10680868

Jan 29, 2015Electrical system

BATTERY GAUGE IS READING BETWEEN 16 AND 17. DEALER SAID IT WAS THE BATTERY HAVING SOME TYPE OF LEAK SO THE REPLACED THE BATTERY FOR FREE. THE GAUGE IS READING THE SAME SO THE SERVICE GUY TELLS ME IT'S THE NORMAL RANGE. I LOOKED IT UP IN THE BOOK AND THAT IS NOT THE NORMAL RANGE. IT STATES TO TAKE IT TO THE DEALERSHIP AND HAVE THEM CHECK THE ELECTRICAL. SO I'M SUPPOSED TO ENLIGHTEN THEM ON WHAT THEY SHOULD HAVE KNOWN FROM THE BEGINNING? VERY AGGRAVATED BECAUSE NOW I GO BACK TUESDAY OF NEXT WEEK FOR THE RECALL PROBLEMS AND NOW THIS. IT'S LIKE A DOG CHASING HIS TAIL. THEY SURE ALL RUN TO YOU WHEN THEY WANT TO SELL YOU A NEW ONE BUT GIVE YOU THE RUN AROUND OVER SOMETHING THEY SHOULD KNOW. GUESS THEY ASSUMED ME BEING A WOMAN WOULD JUST ACCEPT THAT ANSWER. THIS ISN'T MY FIRST RODEO. *TR

NHTSA ODI 10679756

Jan 14, 2015Fuel system

STARTED NOTICING THE GAS GAUGE WASN'T ACCURATE. I STARTED OUT WITH 1/4 TANK OF GAS AND DROVE NOT EVEN A MILE AND THE LOW FUEL LIGHT CAME ON AND THE NEEDLE WAS ON EMPTY. PANICKED AND DROVE TO THE NEAREST GAS STATION AND I PULLED UP TO THE PUMP AND MY GAS REAPPEARED. ANOTHER TIME I FILLED THE TANK AND DROVE APPROXIMATELY 5 MILES AND IT WENT FROM FULL TO 3/4 OF A TANK. WENT IN THE STORE, CAME OUT AND STARTED IT AND IT WAS FULL AGAIN. THIS HAS HAPPENED SEVERAL TIMES AND ONCE RESULTING IN RUNNING OUT OF GAS ALTHOUGH IT SHOWED THERE WAS GAS. I NOW RESET THE MILEAGE TO ZERO WHEN I FILL UP AND KNOW HOW MANY MILES I SHOULD GET TO THE TANK AND REFUEL. I SPOKE TO THE SERVICE ADVISOR AT MY DEALERSHIP AND HE TOLD ME IT WAS A NEW FUEL SYSTEM GM WAS USING AND THERE WASN'T A RESOLUTION FOR IT. THERE HAS TO BE A RESOLUTION TO THIS! *TR

NHTSA ODI 10672608

Jan 13, 2015Seats1 injury

I HAVE HAD MY 2014 GMC ACADIA DENALI FOR A LITTLE OVER 6 MONTHS. SINCE THAT TIME I HAVE DRIVEN A SIGNIFICANT NUMBER OF MILES. A FEW MONTHS AGO I STARTED HAVE NECK PAIN AND I COULD NOT ADJUST THE SEAT HEAD REST TO A COMFORTABLE STATE. ON NOVEMBER 14TH 2014, I HAD AN ER VISIT AFTER THE NERVE PAIN IN MY ARM WAS SO SEVERE I COULD NOT STAND IT. ON DECEMBER 22ND 2014 I HAD TO HAVE SURGERY FOR A HERNIATED DISC BELOW MY C6 VERTEBRA. BECAUSE IT WAS CAUSING NERVE PAIN IN MY ARM AND LOSS OF STRENGTH. I HAVE SEEN OTHER COMPLAINS ONLINE WITH THESE NECK RESTS AND COMPLAINTS OF INJURY IN THE GMC ACADIA VEHICLES. I HAVE CONTACTED MY GMC DEALER AND GMC CUSTOMER COMPLAINTS AND THERE IS NO SOLUTION. THE PROBLEM, IS THE HEAD REST COME TOO FAR FORWARD AND DO NOT LOCK IN PLACE. THEY CAN BE PUSHED FORWARD AND BACK WITHOUT DEPRESSING THE BUTTON. ALSO THE HEAD REST TO NOT ADJUST UP WITH ENOUGH HEIGHT SO I CAN NOT ADJUST THE HEAD REST UP ENOUGH FOR MY 6' 3" HEIGHT. I WISH GM WOULD TAKE THIS PROBLEM SERIOUSLY. *TR

NHTSA ODI 10672134

Dec 13, 2014Lights

TWO SEPARATE WARRANTY CLAIMS. DEALER DID REPLACE ALL TAIL LIGHT ASSEMBLIES- ONCE ON NORMAL WARRANTY CLAIM, THE SECOND INCIDENT (LHS ONLY) ON CUSTOMER SATISFACTION BASIS. ISSUE> REAR TAIL LIGHT LENS CLOUDS UP WITH CONDENSATION / WATER TO THE POINT THAT STOP LIGHT VISIBILITY IS AFFECTED. APPROX 50% OF THE LENS IS COVERED INTERNALLY WITH WATER DROPLETS AND CONDENSATION POTENTIALLY VIOLATING FMVSS SAFETY STANDARD FOR VISIBILITY. APPARENTLY THE LAMP ASSEMBLY IS NOT SEALED AND PERMITS WATER INTRUSION. CONDENSATION DOES NOT CLEAR UP ADEQUATELY- IN MY CASE AFTER 16 MILES OF DRIVING OR LEAVING THE SUV OUTSIDE OVERNIGHT. RESPONSE FROM DEALER: GM ISSUED A LETTER STATING WARRANTY CLAIMS WILL NOT BE HONORED FOR WATER CONDENSATION ON TAIL LIGHT LENS. *TR

NHTSA ODI 10664050

Dec 9, 2014Electronic Stability Control (esc)Engine

I WAS TRAVELING ON THE HIGHWAY AT ABOUT 70 MPH IN THE LEFT LANE AND THE ENGINE BEGAN TO SPUTTER LIKE IT WAS GOING TO STALL. IT DROPPED MY SPEED TO 60 WITHOUT WARNING. I HAD A VEHICLE BEHIND ME GOING THE SAME SPEED AND HAD TO QUICKLY MOVE TO THE RIGHT TO AVOID GETTING HIT. THE CHECK ENGINE LIGHT CAME ON AND THE TRACTION CONTROL / STABILITRAC TURNED OFF. BROUGHT IT TO THE DEALER AND THEY TOLD ME I WAS USING THE WRONG GAS. THEY CLEANED CARBON OUT OF THE INTAKE VALVES. I HAVE PUT GAS IN IT TWICE SINCE THEN, AT SHELL, WHICH IS WHAT THEY TOLD ME TO USE. IT HAPPENED AGAIN TODAY 12/9 WHEN I WAS GOING AROUND A CORNER IN THE RAIN. THIS TIME IT SAID SERVICE STABILITRAK AND SERVICE TRACTION CONTROL WITH THE CHECK ENGINE LIGHT FLASHING AND THE ENGINE SPUTTERING. I HAD BEEN GOING THROUGH A PUDDLE AT THE TIME SO I ALMOST LOST CONTROL OF THE VEHICLE. CALLED THE DEALER AND THEY TOLD ME THEY HAD NO RECORD OF ME BRINGING IT IN ON THE 21ST. I AM BRINGING IT BACK TO THEM ON THE 15TH BECAUSE THAT IS THE FIRST TIME THEY WILL HAVE A LOANER AVAILABLE FOR ME. I AM NOW AFRAID TO DRIVE MY CAR BECAUSE OF THE DANGER OF SLIDING AND LOSING CONTROL. I HAVE NO WARNING OF WHEN THIS IS GOING TO HAPPEN AND I HAVE NOT BEEN ABLE TO PIN POINT IT HAPPENING AT ANY CERTAIN MILEAGE OR SUCH. VERY SCARY WHEN IT HAPPENS. *TR

NHTSA ODI 10663104

Dec 9, 2014Fuel systemElectrical system

2013 GMC ACADIA. HAS PROBLEM WITH THE FUEL GAUGE NOT ACCURATELY DISPLAYING CORRECT AMOUNT OF FUEL. *TA THE CONSUMER STATED THE FUEL GAUGE WAS 1/4 GULL. AFTER DRIVING LESS THAN FIVE MILES, THE LOW RANGE WARNING DISPLAYED ON THE DASHBOARD AND THE GAUGE NEEDLE WAS AT EMPTY. *JB

NHTSA ODI 10658475

Dec 4, 2014Engine

WHILE DRIVING AT @35 MILES PER HOUR THE VEHICLE COMPLETELY AND ABRUPTLY STOPPED. *TR

NHTSA ODI 10662175

Dec 3, 2014Electrical system

TL* THE CONTACT OWNS A 2014 GMC ACADIA. THE CONTACT RECEIVED A NOTIFICATION FOR NHTSA CAMPAIGN NUMBER 14V61400 (ELECTRICAL SYSTEM). HOWEVER, GMC HAD RESCINDED THE RECALL NOTICE AND IT WAS STILL ACTIVE ON SAFERCAR.GOV. THE CONTACT MENTIONED THAT THE MANUFACTURER NO LONGER HAD THE RECALL NOTICE IN THEIR SYSTEM AND HAD NO EXPLANATION AS TO WHY IT WAS RESCINDED. THE CONTACT HAD NOT EXPERIENCED A FAILURE.

NHTSA ODI 10662043

Dec 3, 2014Transmission & drivetrain

VEHICLE INTERMITTENTLY SHIFTS TO A HIGH GEAR WHEN STARTING TO ACCELERATE OR STARTING FROM A STOP WITHOUT PRESSING THE GAS. AS A RESULT, THE VEHICLE STARTS TO SHAKE AND SPUTTER, MUCH LIKE WHAT WOULD HAPPEN IF TRYING TO START FROM A STOP IN 4TH GEAR WITH A MANUAL TRANSMISSION. CHECK ENGINE LIGHT COMES ON, TRACTION CONTROL AND STABILITRAK ERROR APPEARS ON THE DISPLAY. PRESSING THE GAS SIMPLY MAKES THE VEHICLE JERK. AFTER A FEW SECONDS, THE ERROR CORRECTS ITSELF AND EVERYTHING CLEARS. UNABLE TO DUPLICATE AT WILL. TOOK TO THE DEALERSHIP TODAY AFTER THIS HAS HAPPENED AROUND 5 TIMES IN THE LAST MONTH; HOWEVER, NO ERROR CODES WE LOGGED IN THE COMPUTER. SERVICE DEPARTMENT UNABLE TO DO ANYTHING. UPDATED 1/15/2016*JS

NHTSA ODI 10662097

Dec 2, 2014Electrical system

TL* THE CONTACT OWNS A 2014 GMC ACADIA. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 14V61400 (ELECTRICAL SYSTEM); HOWEVER, GMC RESCINDED THE RECALL NOTICE. THE RECALL NOTICE WAS STILL ACTIVE ON SAFERCAR.GOV; HOWEVER, THE CONTACT STATED THAT GMC NO LONGER HAD THE RECALL NOTICE IN THEIR SYSTEM AND HAD NO EXPLANATION AS TO WHY IT WAS RESCINDED. THE CONTACT HAD NOT EXPERIENCED A FAILURE.

NHTSA ODI 10661532

Nov 14, 2014Electrical system

TL* THE CONTACT OWNS A 2014 GMC ACADIA. THE CONTACT RECEIVED A NOTIFICATION FOR NHTSA CAMPAIGN NUMBER: 14V614000 (ELECTRICAL SYSTEMS). HOWEVER, THE PARTS NEEDED FOR THE RECALL REPAIRS WERE UNAVAILABLE. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE CONTACT HAD NOT EXPERIENCED A FAILURE.

NHTSA ODI 10655046

Nov 13, 2014SteeringEngine

DURING EVENING RUSH HOUR, THE CAR STALLED OUT COMPLETELY WHILE GOING APPROXIMATELY 75 MPH ON A MILD INCLINE ON THE HIGHWAY. GAS GAUGE SAID APPROXIMATELY A QUARTER TANK OF GAS. ALL POWER STEERING WAS LOST, BUT I WAS ABLE TO DRIVE THE CAR TO THE SHOULDER OF THE FREEWAY. A SERVICE TRUCK PUT APPROXIMATELY 5 GALLONS OF GAS INTO THE TANK, BUT THE CAR WOULD NOT START AND I HAD TO BE TOWED TO DEALERSHIP. HEAD OF GM DEALER SERVICE SAID NOTHING WRONG WITH CAR AND THEY COULD NOT REPLICATE PROBLEM, AND THAT THE THING WITH THIS CAR IS THAT YOU CAN'T DRIVE IT ON AN INCLINE WITH LESS OF A QUARTER TANK OF GAS OR IT MIGHT STALL. SALES REP AT DEALER SHARED SIMILAR STORY OF 2014 ACADIA STALLING ON HIM BUT AS HE TOLD US, HE WAS FORTUNATE HE WAS ONLY GOING 25 MPH. *TR

NHTSA ODI 10654761

Nov 11, 2014

FIRST INCIDENT: VEHICLE ENGINE TURNED OFF(STALLED)WHILE BACKING OUT OF PARKING SPOT. CAR LOST ALL POWER: BRAKES, STEERING, ENGINE SECOND INCIDENT: ONE WEEK LATER, SAME INCIDENT: VEHICLE ENGINE TURNED OFF(STALLED): CAR LOST ALL POWER, BRAKES, STEERING, ENGINE, THIS TIME ON HIGHWAY EXIT RAMP MOVING APPROX 35 MPH. VERY FRIGHTENING EXPERIENCE. WE CONTACTED GMC AND OPENED A CASE #[XXX] CAR HAS BEEN TO DEALER WHO KEPT IT FOR ONE WEEK AND COULD NOT DUPLICATE THE PROBLEM. THEY HAD NO EXPLANATION OR SOLUTION. SERVICE MANAGER, IN FACT, INFORMED US THAT HE "COULD HAVE TOLD US" HE FOUND A PROBLEM AND SOLVED IT BUT THAT WE SHOULD APPRECIATE HIS HONESTY! IN NOT BEING ABLE TO DIAGNOSE? WE HAVE NO FAITH IN THIS AUTOMOBILE WITHOUT A DEFINITIVE PROBLEM AND SOLUTION.WHILE DEALER DID SUPPOSEDLY RUN IT THROUGH TESTS, NO MENTION OF RECALL NOR OF ANY IDEA AS TO WHY THIS OCCURRED. ON- LINE REPORTS THAT A CHASSIS CONTROL MODULE COULD BE SHORT CIRCUITED BY SMALL METAL FRAGMENTS, POSSIBLY CAUSING THE VEHICLE TO STALL. DEALER DID NOT ADDRESS THIS NOR LOCATE IT. THIS PROBLEM WAS POSTED BY GENERAL MOTORS ON OCTOBER 1 2014, ALMOST TWO WEEKS PRIOR TO THE CAR GOING IN FOR ANALYSIS. MY WIFE AND 16 YEAR OLD DAUGHTER DRIVE THIS VEHICLE AND I AM IN FEAR OF AN ACCIDENT OR WORSE. PLEASE HELP US. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI 10654260

Nov 4, 2014Airbags

TL* THE CONTACT OWNS A 2014 GMC ACADIA. THE CONTACT STATED THAT THE AIR BAG WARNING LIGHT ILLUMINATED. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN DIAGNOSED THAT THE SWITCH NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 10,400. THE VIN WAS NOT AVAILABLE.

NHTSA ODI 10652438

Oct 26, 2014SuspensionVisibility & wipersBody & structure

WE HAVE HAD THE CAR SINCE JANUARY AND I GUESS TODAY WAS THE FIRST DAY I HAVE DRIVEN THE CAR WITH THE BACK WINDOWS DOWN. I TOOK MY DOG WITH ME SO I ROLLED DOWN THE BACK WINDOWS WHEN I DID THIS THE WHOLE CAR STARTED SHAKING AND YOU COULD SEE IN THE REARVIEW MIRROR THAT THE BACK DOORS SHOOK HARD. THE SHAKING MADE A LOAD RACKET THAT HURT ME EARS. IT HAPPENED WITH EITHER BACK WINDOW DOWN BUT WAS WORST WITH THE DRIVER SIDE. IT WAS REAL BAD WITH BOTH WINDOWS DOWN. I DID NOT GET THE SHAKEN WITH THE FRONT WINDOWS DOWN AND THE BACK WINDOWS UP. IT ONLY ACCURED WHEN THE BACK WINDOWS WERE DOWN. IT HAPPENED AT 65 MILES AN HOUR AND AT 40 MILES AN HOUR. IT HAS TO BE A DESIGN FLAW BECAUSE IT WAS BAD. I FIRST THOUGHT IT WAS A BAD TIRE BUT IT WENT AWAY WITH WINDOWS UP AND ONLY CAME BACK WHEN BACK WINDOWS WERE DOWN. AFTER MAKING SURE THE TIRES WERE OK, I PLAYED WITH THE WINDOWS TO SEE WHEN THE VIBRATION STARTED AND GOT WORST. THE VIBRATION WOULD START WHEN EITHER BACK WINDOW WOULD GET A FOURTH OF THE WAY DOWN AND WOULD GET WORST AS THE WINDOWS WOULD GO DOWN. THE FASTER I WENT THE WORST IT GOT. NO VIBRATION EVER HAPPENED WHEN JUST THE FRONT WINDOWS WERE DOWN AND NO VIBRATION WHEN ALL WINDOWS WERE UP. THE CAR WOULD VIBRATE ENOUGH THAT IT SCARED ME AND I THINK SOMEONE NEEDS TO LOOK INTO IT AND TEST DRIVE OUR CAR THANK YOU *TR

NHTSA ODI 10650166

Oct 13, 2014Transmission & drivetrainCrash4 injuries

VEHICLE DROVE BACKWARDS OUT OF THE GARAGE WHILE THE TRANSMISSION INDICATED THAT THE VEHICLE WAS STILL IN PARK. THE VEHICLE ACCELERATED AND BACKED OUT IF THE GARAGE ON ITS ON, NO DRIVER WAS IN THE CAR. THE ONLY THING THAT STOPPED THE CAR WAS ANTHER VEHICLE THAT WAS PARKED IN FRONT OF OUR MAILBOX IN WHICH BOTH WERE STRUCK. I AM NOT SURE WHAT WENT WRONG, LEANING INTO THE CAR PUTTING THE KEY IN THE IGNITION. TURNED AROUND TO TALK TO MY SON AND WHEN I TURNED BACK AROUND I WAS CAUGHT BY THE DOOR. THE CAR DRAGGED ME DOWN THE DRIVEWAY AND ALSO MY SON WAS STRUCK BY THE CAR. I SUFFERED A CONTUSIONS TO MY RIGHT WRIST, KNEE AND LEG, BACK PAIN ON THE RIGHT SIDE, AND CONTUSION TO THE RIGHT ANKLE. MY SON SUFFERS FROM BRUISES TO THE CHEST AREA AND CONTUSION AS WELL IN THE CHEST AREA. HIS LEG WAS ALSO HURT. MY DAUGHTER WHO WAS IN THE CAR COMPLAINED OF PAIN IN HER JAR AFTER THE VEHICLE STRUCK THE OTHER VEHICLE. AT THIS TIME WE HAVE RETURNED THE VEHICLE TO HENDRICKS GMC OF CARY, NC WERE WE ORIGINALLY PURCHASED THE VEHICLE AWAITING DIAGNOSTICS FROM THE SERVICE DEPARTMENT AND COLLISION CENTER. *TR

NHTSA ODI 10644374

← NewerOlder →

Working with the data? Download all 447 complaints as CSV · fetched from NHTSA July 25, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2014 GMC Acadia Denali verdict →