Home · 2015 GMC Acadia Denali · Complaints

What 247 owners told NHTSA about the 2015 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 (247)Crash / fire / injury (11)Airbags (106)Steering (33)Electrical system (29)Transmission & drivetrain (20)Engine (18)Lights (15)Electronic Stability Control (esc) (13)Fuel system (9)Speed control (8)Brakes (7)

Newest first · 247 complaints · page 7 of 10

May 5, 2020Electrical systemBody & structure

REAR DEFROSTER STARTED EMITTING SMOKE, OVERHEATED AND CRACKED REAR WINDSHIELD. PLEASE SEE EXISTING RECALL N192220470. ALTHOUGH VEHICLE NOT LOCATED IN CANADA, CAN ASSURE YOU THIS IS HAPPENING IN UNITED STATES AS WELL. *TR

NHTSA ODI 11323338

Apr 22, 2020Electrical systemAirbags

SIDE BLIND ZONE SENSORS FAIL DUE TO WATER INTRUSION - WHICH IS A KNOWN ISSUE. A SPECIAL COVERAGE ADJUSTMENT (#N172097060) WAS ISSUED TO REPAIR THIS HOWEVER NOT ALL VEHICLES ARE COVERED IN THE SCA VIN SEARCH - AND ARE NOT BEING ADDRESSED. MY VEHICLE DID NOT FALL WITHIN THE VIN SEARCH AND EXPERIENCED THE SAME ISSUES DESCRIBED IN THE SCA. THE DAY AFTER THE INITIAL DIAGNOSTIC AND AWAITING THE PART FOR REPAIR I EXPERIENCED A COMPLETE VEHICLE SHUT DOWN DUE TO THE CORRUPTION OF THE SENSOR. I WAS NOT AWARE OF THIS SITUATION UNTIL AFTER I RESEARCHED THE SCA. THIS CORRUPTION IS NOTED IN THE SCA, HOWEVER IT ONLY STATES PART OF THE ISSUES YOU MAY SEE. DURING THE SHUTDOWN I WAS LUCKILY NOT IN MOTION, HOWEVER, THE CORRUPTION OF THE GMLAN CAUSE THE AIRBAGS TO DISABLE, PASSENGER AIRBAG PRESENCE DETECTION TURNED OFF, TIRE PRESSURE SENSOR MONITORS WERE DISABLED, THE ENTIRE DIC SHUT DOWN, INSTRUMENT CLUSTER SHUT DOWN, RADIO AND INFOTAINMENT CENTER SHUT DOWN, DOOR LOCKS MALFUNCTIONED, POWER STEERING SHUT DOWN, POWER BRAKES SHUT DOWN, WINDOWS WERE DISABLED, AND THE VEHICLE WOULD NOT RESTART UNTIL AFTER ABOUT 15 MINUTES. THERE IS NO PROTECTION BETWEEN THE SENSORS FOR ELECTRICAL INTERFERENCE AND THE GM LAN. A SENSOR SHOULD NOT CAUSE THESE ISSUES, HOWEVER IT DOES, AND IT WAS ALSO NOTED IN THE SCA. THIS ISSUE NEEDS TO BE ADDRESSED. THE MALFUNCTIONING SENSORS ALSO CAUSE A POWER DRAIN ON THE BATTERY, PRIOR TO THE DIC REPORTING THE SENSOR FAILURE, WHICH IS A FIRE HAZARD. GM HAS NOT ADDRESSED THE WIDESPREAD ISSUE OF THESE FAULTY SENSORS OUTSIDE THE SCA, NOR THE SAFETY HAZARDS OF THE LACK OF PROTECTION ON THE GM LAN CAUSED BY ELECTRICAL INTERFERENCE. IF THE VEHICLE IS REAR-ENDED, THE SENSORS COULD CAUSE CORRUPTION IN THE GMLAN SIMILAR TO THE WATER INTRUSION ISSUE - RENDERING THE FRONT AIRBAGS INOPERABLE.

NHTSA ODI 11321954

Mar 28, 2020

HAVE HAD MY VEHICLE AT THE SHOP FOR TRANSMISSION ISSUES SEVERAL TIMES. TWO OF THE TIMES, ISSUES WERE DUPLICATED AND PARTS REPLACED, BUT SAME ISSUES CONTINUE AS SOON AS I GET IT BACK. MY COMPLAINT WHEN I TAKE IT IN IS ALWAYS THE SAME. NORMALLY WHEN I ACCELERATE FROM A DEAD STOP FORWARD OR REVERSE, THE TRANSMISSION MAKES A THUMPING NOISE. IT HAS STEADILY GOTTEN WORSE. A LOT OF TIMES NOW IF I TAKE MY FOOT OFF GAS FOR A SECOND, AT FASTER SPEEDS, AND THEN PUT FOOT RIGHT BACK ON GAS, IT MAKES THE SAME THUMPING NOISE AND SOMETIMES A GRINDING NOISE LIKE IT'S STUCK BETWEEN GEARS. THIS LAST TIME I TOOK IT TO THE DEALER, WAS TOLD THERE WAS NOTHING THEY COULD DO AND WOULD MOST LIKELY GET WORSE AS VEHICLE GETS OLDER.

NHTSA ODI 11319618

Mar 19, 2020Steering

ABOUT 6 MONTHS AGO I STARTED TO NOTICE AN INCREASE IN DIFFICULTY WITH THE POWER STEERING ON MY 2015 GMC ACADIA. THE PROBLEM CONTINUED TO GET WORSE. MORE SPECIFICALLY, WHEN THE VEHICLE WAS MOVING SLOW SUCH AS TRYING TO PARK IT THE STEERING WHEEL WITH LOCK UP. I TOOK THE CAR TO MY LOCAL MECHANIC AND LEARNED THE POWER STEERING PUMP FAILED. I CALLED GMC WHO ADVISED THEY WERE AWARE OF SEVERAL REPORTS SIMILAR TO MINE BUT TOLD ME THE PUMP IS NO LONGER UNDER WARRANTY AND THERE WAS NO RECALL. THE COST TO REPLACE THE PUMP IS IN EXCESS OF $1,000

NHTSA ODI 11318750

Feb 20, 2020Body & structure

TL* THE CONTACT OWNS A 2015 GMC ACADIA. THE CONTACT STATED THAT POWER LIFTGATE FAILED TO OPEN CONSISTENTLY WHILE USING THE KEY FOB. THE DEALER CENTRAL BUICK GMC OF NORWOOD CENTRAL BUICK GMC OF NORWOOD (866) 295-4674, WAS CONTACTED BY PHONE AND STATED THAT THE VEHICLE WAS NOT SUBJECTED TO A RECALL. THE MANUFACTURER WAS CONTACTED AND INFORMED OF THE FAILURE HOWEVER, NO ASSISTANCE WAS PROVIDED. THE APPROXIMATE FAILURE MILEAGE WAS 40,000.

NHTSA ODI 11310305

Feb 18, 2020Steering

INTERMITTENT POWER STEERING FAILURE TURNING AT LOW SPEEDS. ALMOST HIT A CAR WHILE TURNING IN A ROAD DUE TO LACK OF POWER STEERING WORKING PROPERLY.

NHTSA ODI 11309765

Feb 14, 2020Fuel system

UNDER NORMAL DRIVING CONDITIONS, MY CP4 FUEL INJECTION SYSTEM BLEW UP. I HAD TO HAVE IT TOWED TO THE NEAREST DIESEL REPAIR SHOP, $14.000 LATER , I WAS BACK UP AND RUNNING

NHTSA ODI 11309254

Feb 3, 2020Fuel system

VEHICLE STALLS AFTER PUTTING FUEL IN. WON'T INITIALLY START UNTIL SECOND TRY TURNING IT ON.

NHTSA ODI 11306784

Dec 26, 2019Visibility & wipersBody & structure

TL* THE CONTACT OWNS A 2015 GMC ACADIA. WHILE DRIVING IN THE RAIN, WATER LEAKED INSIDE THE VEHICLE. THE CONTACT TOOK THE VEHICLE TO KEY BUICK GMC (4660 SOUTHSIDE BLVD, JACKSONVILLE, FL 32216) WHERE IT WAS DIAGNOSED THAT THE WINDSHEILD NEEDED TO BE REPLACED. THE MANUFACTURER WAS NOT NOTIFIED. THERE WERE NO WARNING INDICATORS ILLUMINATED. THE FAILURE MILEAGE WAS 55,000. THE VIN WAS INVALID.

NHTSA ODI 11291309

Dec 20, 2019Electrical systemSpeed controlElectronic Stability Control (esc)

WHILE THANKFULLY DRIVING IN THE SLOW LANE ON THE INTERSTATE IN ST. LOUIS MY STABILITY LIGHT CAME ON THE TRUCK THEN SLOWED DOWN ON ITS OWN THEN WENT INTO FOUR-WHEEL-DRIVE THEN REVVED UP TO 6000 RPMS THEN EVERY SERVICE LIGHT CAME ON ON THE DASH WHEN PULLING TO THE SIDE OF THE ROAD THE CAR THEN WOULD NOT DRIVE FORWARD IT STAYED IN NEUTRAL REGARDLESS OF GEARSHIFTING IT THEN BEGAN TO CYCLE THROUGH ALL OF THE SERVICE REQUEST FOR THE VEHICLE. AFTER HAVING TO HAVE THE VEHICLE TOWED TO THE NEAREST DEALERSHIP WHICH WAS THREE HOURS AWAY FROM MY HOUSE THEY INFORMED ME THE FOLLOWING MORNING THE POWER STEERING CONTROL GEARBOX HAD WENT OUT AND FRIED ALL THE ELECTRICAL'S INSIDE THE VEHICLE. THE VEHICLE HAS LESS THAN 39,000 MILES AFTER CONTACTING GMC THEY TOLD ME THERE WAS NOTHING THEY COULD DO THAT THERE WAS NOTHING ON A RECALL LIST FOR MY VEHICLES VIN NUMBER. AFTER DOING SOME RESEARCH I SAW THAT THERE WAS A RECALL FOR A VERY SIMILAR SITUATION IN 2018 IN SEPTEMBER. I HAVE VIDEOS OF THE VEHICLE COMPUTER SYSTEM MALFUNCTIONING IF REQUESTED. I JUST WANTED TO DOCUMENT AND FILE A COMPLAINT SO THIS DIDN'T HAPPEN TO SOMEONE ELSE AND CAUSE A SERIOUS WRECK , SINCE GMC HAS FAILED TO RECOGNIZE THIS SERIOUS OF AN ISSUE.

NHTSA ODI 11290421

Dec 10, 2019

LIFT GATE MAKES BIG CLUNCK WHEN OPENED

NHTSA ODI 11288073

Nov 15, 2019Wheels

ALL FOUR OF THE GOODYEAR TIRES THAT WERE PREVIOUSLY INSTALLED HAD TO BE REPLACED EARLIER THIS YEAR TO CRACKING. FRONT TIRES KEPT LOSING PRESSURE AND THEN BECAME FLAT, WAS ADVISED BY THE DEALERSHIP THIS WAS DUE TO THE TREAD CRACKING.

NHTSA ODI 11280448

Nov 10, 2019Electrical systemEngineVisibility & wipers

WHEN YOU TURN TRACTION CONTROL ON THE ENTIRE CAR SHAKES. WINDSHIELD WIPER FLUID WILL NOT COME OUT. PASSENGER WINDOW WILL NOT ROLL UP FROM DRIVER CONTROL. TIRE PRESSURE MONITOR SYSTEM HAS BEEN OUT FOR TIME. THIS CAR IS NOT THAT OLD FOR IT TO HAVE ALL THESE ISSUES

NHTSA ODI 11279286

Nov 8, 2019Steering

TOOK VEHICLE INTO A GMC DEALERSHIP FOR SERVICE AIR BAG ISSUE THAT WAS COVERED UNDER A SPECIAL GMC COVERAGE. DEALERSHIP FOUND AN ISSUE WITH THE POWER STEERING AND PUMP HAD TO BE REPLACED DUE TO MODERATE LEAK, MILEAGE 65366 ON 11/7/19. VEHICLE IS ONLY 4 YEARS OLD AND ALL MAINTENANCE COMPLETED ON TIME AT A GMC LEADERSHIP. EXTENDED WARRANTY ENDED IN SEPTEMBER 2019. THIS HAS BEEN AN ONGOING PROBLEM GMC ISSUE FOR YEARS ACCORDING TO COMPLAINTS ON THE INTERNET. THE POWER STEERING PUMP ON A 4 YEAR OLD CAR SHOULD NOT HAVE TO BE REPLACED. CALLED GMC CUSTOMER SERVICE NUMBER AND THEY CALLED THE DEALERSHIP TO GIVE ME A COST DISCOUNT. CASE NUMBER FROM GMC IS [XXX]. I HAD TO PAY ALMOST $900 ON AN ISSUE THAT GMC KNEW ABOUT. I WAS LUCKY THE ISSUES WAS IDENTIFIED AT THIS APPOINTMENT AND NOT WHEN DRIVING. GMC SHOULD HAVE A SPECIAL COVERAGE ON THIS ISSUE JUST LIKE THE SERVICE AIR BAG ISSUE. INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI 11278853

Nov 7, 2019Seat belts

HELLO, I HAVE A PROBLEM WITH THE SEAT BELT COVERS (2) COMING OFF ON THE DRIVE SIDE MIDDLE SEATS. THE GMC DEALER SAYS THAT THEY ARE NOT CONCERNED ABOUT THE ISSUE. BUT I HAVE 2 TODDLERS AND NO SEAT BELT COVERS. THIS VEHICLE ONLY AS 30,000 MILES ON IT. I BOUGHT IT WITH 21,000 CERTIFIED. THIS SHOULD BE A BIG CONCERN WITH ANY VEHICLE PURCHASE. SEAT BELTS ARE SUPPOSED TO BE STURDY AND SOLID THIS IS SUPPOSED TO SAVE OUR LIFE IF NEEDED. I'M LOST I SEE OTHER COMPLAINTS ON LINE BUT NO KINDA OF ACTION IS BEING TAKING. WE NEED SOMEONE TO HELP OUT THE CONSUMERS. I ASK THE DEALER IF IT'S BECAUSE OF THE WAY THE SEATS RETRACT AND I GOT POSSIBLY BUT NO HELP. IT SEEMS LIKE GMC IS NOT CONCERNED ABOUT PEOPLE'S SAFETY.

NHTSA ODI 11278685

Nov 5, 2019Fuel system

TL* THE CONTACT OWNS A 2015 GMC ACADIA. THE CONTACT STATED THAT THE FUEL GAUGE WAS INOPERABLE. THE CONTACT STATED THAT THE FUEL GAUGE WOULD REMAIN AT ONE QUARTER FULL EVEN AFTER BEING FILLED UP. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE DEALER AND MANUFACTURER WERE NOT NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 64,000.

NHTSA ODI 11278206

Oct 25, 2019Transmission & drivetrain

TRANSMISSION STARTED JERKING AND SURGING FROM TAKE OFF AND AT SHIFT POINTS. FLUID LEVEL OK AND MOTOR NEVER HAS RUN HOT. CAR RAN OK AND PROBLEM WAS INTERMITTENT. DROVE CAR UNTIL RECENTLY AND PROBLEM HAS CONTINUED TO GET WORSE. VEHICLE ACTS LIKE TRANSMISSION JERKS IN AND OUT OF GEAR AT HWY SPEEDS. ISSUE STARTED AT ABOUT 98000 MILES, MOST ALL ARE HWY MILES. TRANSMISSION PROBLEM OCCURS AT ALL TEMPERATURES. TOOK CAR TO TRANSMISSION SHOP AND THEY KNEW EXACTLY WHAT PROBLEM WAS WITHOUT EVEN OPENING HOOD. THEY SAID WAVE PLATE IN 3-5 GEARS ARE CRACKED AND WOULD REQUIRE A COMPLETE REBUILD. GOT 2 ESTIMATES OF 3995.00 AND 4800.00 FROM TWO REPUTABLE SHOPS. DID RESEARCH ONLINE AND FOUND NUMEROUS ACCOUNTS OF THIS PROBLEM STARTING AS FAR BACK AS 2007 AND IN VARIOUS GM VEHICLES THAT USE THE SAME TRANSMISSION. WIFE REFUSES TO DRIVE CAR AROUND TOWN DUE TO SAFETY ISSUE. WILL BE GETTING TRANS REPLACED SOON. WITH SO MANY REPORTS OF THIS ISSUE ONLINE AND AT TRANS SHOPS, PROBLEM SHOULD BE ADDRESSED AND BROUGHT TO ATTENTION OF OWNERS.

NHTSA ODI 11271132

Oct 21, 2019Seats

TL* THE CONTACT OWNS A 2015 GMC ACADIA. THE CONTACT STATED THAT THE REAR DRIVER'S SEAT DID NOT LOCK AND SLID BACK AND FORTH. THE FAILURE BEGAN IN JUNE OF 2019. THE VEHICLE WAS TAKEN TO FELDMAN CHEVROLET OF LANSING (2801 E MICHIGAN AVE, LANSING, MI 48912) WHERE IT WAS DIAGNOSED THAT THE SEAT TRACK NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 50,000.

NHTSA ODI 11270006

Oct 15, 2019SteeringTransmission & drivetrainElectronic Stability Control (esc)

IT HAS BEEN SINCE I BOUGHT THE VEHICLE ... GAS GAUGE IS INTERMITTENT AND CROSS TRAFFIC ALERTS GO OFF RANDOMLY (WITH NO TRAFFIC OR OBSTRUCTIONS) PAINT HAS HAD TO BE REDONE LEATHER REPLACED TRIM REDONE ETC... THE CAR ALMOST KILLED ME AND MY CHILDREN, I'M DRIVING DOWN THE FREEWAY AT 70MPH AND SUDDENLY I LOST CONTROL OF THE VEHICLE IT SLOWED DOWN TO 49 THEN 25 LOST STEERING AND ABLE TO DRIFT TO THE SIDE BEFORE THE WHOLE VEHICLE STARTED SHAKING VIOLENTLY AND I SHUT IT DOWN AS I BELIEVED IT WOULD EXPLODE (I WAS TERRIFIED) I CALLED A DEALER AND THEY ASKED IF I TURNED IT OFF AND ON AGAIN ? ENGINE LIGHT CAME ON TRACTION CONTROL WOULD NOT RENEGADE AND MESSAGE SAID DECREASING POWER TO ENGINE WHILE IT WAS HAPPENING AND ABS LIGHT ON ... ALL FAILURES... MANAGED TO GET TO DESTINATION BUT VEHICLE WAS SLUGGISH AND JUMPING GEARS FELT REALLY JERKY... 4TH START ALL LIGHTS DISAPPEARED AND ALTHOUGH CAR WAS STILL SLUGGISH FIGURED MIGHT HAVE BEEN AN ELECTRICAL FAULT MADE APPOINTMENT FOR DEALERSHIP TOLD IT WOULD COST ... PARKER CAR DROVE OTHER VEHICLE THEN HAD TO USE THIS ONE AND SAME THING HAPPENED AGAIN SO TOOK TO DEALERSHIP THEY COULDN'T FIGURE OUT THE CODES WAS TOLD HAD BROKEN ENGINE MOUNT (SAID IT WAS ON BACKORDER AS IT'S BEEN HAPPENING A LOT) AND WAS SENT ON MY WAY TO SEE IF IT WOULD HAPPEN AGAIN. THAT WEEKEND IT HAPPENED AGAIN HAD FIGURED OUT BY THEN THAT 5-7 STARTS IT WOULD ACT UP. TOOK TO DEALERSHIP AND LEFT RUNNING SO THEY COULD SEE WHAT WAS WRONG (FAILED TRANSMISSION, STEERING COLUMN BLOCK PUMP SENSOR ETC REPLACED. WAS GIVEN A RENTAL GMC BY HERTS AND YOU GUESS IT SAME THING ON FREEWAY ALL THE LIGHTS ON THE DASH START LIGHTING UP FAILED TRACTION EAS AND BREAKS (SUPER SCARY BRAND NEW ONLY 600 MILES ON THAT CAR) SWITCHED OUT VEHICLE FOR A SAFER CAR (TOYOTA) I'M UNABLE TO CHECK MORE BOXES BUT SPEED AND CONTROL WERE ALSO AFFECTED

NHTSA ODI 11268777

Oct 3, 2019

I WAS DRIVING TO WORK ON THE FREEWAY AND ALL OF A SUDDEN I HEARD A HUGE POP THAT SOUNDED LIKE A GUN SHOT WHEN I LOOKED UP MY SUN ROOF GLASS WAS COMPLETELY SHATTERED FOR NO REASON. AFTER INSPECTING MY SUN ROOF I NOTICED THE GLASS SHATTERED FROM WITHIN I INITIALLY THOUGHT IT HAPPENED EXTERNALLY ON THE VEHICLE BUT DID NOT I BELIEVE THERE IS DEFECT IN THE GLASS I DON'T SEE HOW ELSE THIS COULD HAVE HAPPENED. IN ADDITION THIS IS NOT THE FIRST PROBLEM I HAVE NOTICED WITH THE SUN ROOF ONE DAY IT WAS RAINING AND I NOTICED THAT WATER HAD SOME HOW SEPT IN FROM THE GLASS THIS CAUSED DAMAGE TO MY LINING IN THE VEHICLE THAT NOW SHOWS WATER DAMAGE. I DID NOT THINK NOTHING OF IT AT FIRST BUT SEEING THIS HAPPEN NOW MAKES ME BELIEVE THERE WAS IS A DEFECT IN THE SUNROOF.

NHTSA ODI 11265852

Sep 24, 2019Steering

WHEN SHARP TURNING AT SLOW SPEEDS, HEAR METAL GRINDING. NO LIGHTS ON DASH. CHECK UNDER CAR AND SEE LEAK AT POWER STEERING. NOT LINE BUT IT IS THE PUMP. LEVEL WAS EMPTY BUT NO LIGHTS COME ON. LOOK UP THIS PROBLEM AND SEE IT IS VERY COMMON WITH HUNDREDS OF COMPLAINTS INCLUDING ACCIDENTS FROM PUMP GOING OUT COMPLETELY WITH NO WARNING. NO RECALL BUT HUNDREDS OF COMPLAINTS FOR A 2015 VEHICLE IS HORRIBLE. MINE HAS WAY LESS THAN 100,000 MILES ON IT. NOW I AM HAVING TO TAKE IT TO BE REPAIRED FOR $1000-$1500 BECAUSE OF WARRANTY NOT COVERING IT AND NO RECALL. THIS IS DANGEROUS AND LIVES ARE AT STAKE BECAUSE STEERING WILL GO OUT COMPLETELY. WE TRAVEL A LOT WITH OUR 3 CHILDREN FOR TRAVEL SOCCER ON MAJOR HIGHWAYS GOING HIGH SPEED LIMITS AND COULD HAVE BEEN KILLED OR SERIOUSLY INJURED IF WE DIDN'T NOTICE LIKE OTHERS THAT DIDN'T.

NHTSA ODI 11257654

Sep 11, 2019

WHILE DRIVING MY 2015 GMC ACADIA THE BLIND SIDE SAFETY ALERT FOR CHANGING LANES NOT WORKING AND CAUSING OTHER GAUGES TO READ FAULTY ALSO WE HAD A DOZEN NEAR MISSES CAUSE OF THIS DEFECTIVE FEATURE VERY UNSAFE.

NHTSA ODI 11254690

Sep 3, 2019Steering

VEHICLE STARTED MAKING GRINDING / SQUEALING NOISES WHILE DRIVING WHEN I TURNED. STEERING WAS VERY TIGHT AND HARD TO TURN WHEEL. BROUGHT VEHICLE INTO SHOP AND POWER STEERING PUMP WAS LEAKING. $1,100 DOLLARS LATER MY VEHICLE WAS FIXED AND I WAS TOLD THAT I COULD HAVE LOST MY STEERING ALL TOGETHER IF THE POWER STEERING FLUID WAS DEPLETED ANYMORE.

NHTSA ODI 11253063

Aug 31, 2019Steering

THE STEERING WHEEL LOCKED UP WHILE DRIVING. I ALSO WAS NOT ABLE TO TURN SUDDENLY. THIS COULD HAVE RESULTED IN SERIOUS BODILY HARM HAD I BEEN GOING AT A SPEED ON A HIGHWAY. THERE WERE NO WARNING SIGNS, NO CHECK ENGINE LIGHTS, NO MALFUNCTIONS, THE STEERING WHEEL JUST STOPPED WORKING.

NHTSA ODI 11252583

Aug 20, 2019Steering

FOUND LEAKS ON DRIVEWAYS. TOOK IT GET AN OIL CHANGE AND ASKED THEM TO TAKE A LOOK THEY SAID THEY COULDNT SEE ANYTHING LEAKING. JUMP FORWARD 2 MONTHS LEAK IS LARGER ON MY DRIVEWAY FROM A DIME TO SIZE OF A BASEBALL. AND MY STEERING WAS DIFFICULT WHILE DRIVING I HAD NO CONTROL CAUSING ME TO STOP DEAD IN ROAD WITH MY 8 YEAR OLD IN BACK SEAT ...SCARY , MY HUSBAND CHECKED FLUIDS AND PUT IN SOME POWER STEERING FLUID AND IN MORNING FRESH POWER STEERING FLUID WAS FOUND ON CARDBOARD TOOK IT TO A BODY SHOP FOR MINOR BODY REPAIR AND ASKED IF THEY WOULD LOOK INTO IT TO FIND THE PROBLEM. THE SEAL POWER STEERING PUMP TO PULLEY IS LEAKING. NOT COVERED UNDER ANY WARRANTY I HAVE OR POWER TRAIN. COST IS ABOUT 1,300.00 TO FIX I BOUGHT THIS GMC IN FEBRUARY 2019 FROM CARMAX I HAVENT EVEN HAD IT FOR 4 MONTHS BEFORE IT STARTED LEAKING. CARFAX ON THIS HAS NO MAJOR PROBLEMS OF ANY ACCIDENTS. LOOKED UP THIS PROBLEM AND FOUND 16 OTHER PEOPLE THIS SAME MOTH HAVING SAME ISSUES.

NHTSA ODI 11245333

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Working with the data? Download all 247 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 2015 GMC Acadia Denali verdict →