NHTSA owner reports · September 18, 2026 snapshot.
What owners actually said
393 reports18,000 miles · Jul 11, 2019
Power Train
WHEN I TRY TO SHUT OFF IGNITION I GET A WARNING ON THE DASH THAT SAYS TO PUT VEHICLE INTO PARK BEFORE SHUTTING THE VEHICLE OFF EVEN THOUGH THE VEHICLE IS IN PARK ALREADY. I HAVE TO SHIFT IN AND OUT OF PARK OR RIDE AROUND AGAIN AND THEN TRYING PARKING AGAIN TO GET IT TO SHUT OFF. ONCE I EVEN LEFT IT RUNNING AND WENT INTO THE STOR…
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WHEN I TRY TO SHUT OFF IGNITION I GET A WARNING ON THE DASH THAT SAYS TO PUT VEHICLE INTO PARK BEFORE SHUTTING THE VEHICLE OFF EVEN THOUGH THE VEHICLE IS IN PARK ALREADY. I HAVE TO SHIFT IN AND OUT OF PARK OR RIDE AROUND AGAIN AND THEN TRYING PARKING AGAIN TO GET IT TO SHUT OFF. ONCE I EVEN LEFT IT RUNNING AND WENT INTO THE STORE BECAUSE I COULD NOT GET THE VEHICLE TO SHUT OFF DUE TO IT THINKING IT WAS NOT IN PARK AND IT WAS.
NHTSA ODI #11231043
17,500 miles · Jun 26, 2019
Power Train
AFTER PARKING, MY ACADIA WOULD NOT SHUT OFF COMPLETELY. A MESSAGE CAME ON THE DASH, 'ACTION REQUIRED, SHIFT TO PARK'. A CONSTANT CHIME WAS SOUNDING ALSO. I RESTARTED THE CAR, SHIFTED OUT OF PARK, BACK INTO PARK, TRIED TO SHUT OFF AGAIN...SAME THING....4X'S!!! I WENT RIGHT OVER TO THE DEALER WHERE I BOUGHT MY CAR AND EXPLAINED W…
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AFTER PARKING, MY ACADIA WOULD NOT SHUT OFF COMPLETELY. A MESSAGE CAME ON THE DASH, 'ACTION REQUIRED, SHIFT TO PARK'. A CONSTANT CHIME WAS SOUNDING ALSO. I RESTARTED THE CAR, SHIFTED OUT OF PARK, BACK INTO PARK, TRIED TO SHUT OFF AGAIN...SAME THING....4X'S!!! I WENT RIGHT OVER TO THE DEALER WHERE I BOUGHT MY CAR AND EXPLAINED WHAT WAS HAPPENING ( COULDN'T SHUT OFF THERE EITHER). SERVICE MANAGER KNEW IMMEDIATELY WHAT THE PROBLEM WAS BUT SAYS THE PART (GEAR SHIFT) IS ON BACKORDER AND HAS NO IDEA FOR HOW LONG!!! WHAT??? WHY ISN'T THIS A RECALL? I'VE READ QUITE A FEW OF THIS SAME COMPLAINT SO I CAN'T UNDERSTAND HOW THIS ISN'T A RECALL ALREADY ESPECIALLY IF THE GEAR SHIFT REQUIRED TO FIX THE PROBLEM IS ON BACKORDER, IT'S OBVIOUSLY A BIGGER ISSUE THEN 1 OR 2. SO FOR NOW , I JUST HAVE TO WAIT AND 'KEEP PLAYING WITH THE GEAR SHIFTER UNTIL IT GOES OFF' AS I WAS TOLD UNTIL THE PART COMES IN! HOW CRAZY IS THIS
NHTSA ODI #11222794
6,900 miles · Jun 25, 2019
Electrical SystemElectronic Stability Control (esc)Steering
ON SEPARATE OCCASIONS, BOTH PARKED TURNED OFF AND RUNNING DOWN HIGHWAY, THE DASH LIGHTS LIT UP AND ALARMS CHIMED. CAR WOULDN'T START, NO COLD A/C. THE "SERVICE POWER STEERING" MESSAGE DISPLAYED. CAR DIDN'T TURN AS WELL. COULDN'T SHIFT. AFTER DOING SO FOR A ABOUT 2-3 MINUTES IT WOULD GO BACK TO NORMAL. THE ATTACHED PHOTO WAS WHIL…
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ON SEPARATE OCCASIONS, BOTH PARKED TURNED OFF AND RUNNING DOWN HIGHWAY, THE DASH LIGHTS LIT UP AND ALARMS CHIMED. CAR WOULDN'T START, NO COLD A/C. THE "SERVICE POWER STEERING" MESSAGE DISPLAYED. CAR DIDN'T TURN AS WELL. COULDN'T SHIFT. AFTER DOING SO FOR A ABOUT 2-3 MINUTES IT WOULD GO BACK TO NORMAL. THE ATTACHED PHOTO WAS WHILE DRIVING DOWN THE ROAD YOU'LL NOTICE IT DOESN'T MEASURE ANY RPM'S HOWEVER THE CAR IS MOVING ABOUT 40MPH
NHTSA ODI #11222601
8,000 miles · Jun 16, 2019
Unknown Or OtherWheels
WATER LEAKING IN THREW BACK WINDOWS, SIDE WALLS , WATER COMING IN THERE PLASTIC IN DOORS BOTH FRONT AND BACK, WATER COMING IN BACK UP UNDER HEAD LINER. THIS ALL HAPPENING AFTER RAINFALL AND THE CAR WAS PARKED IN DRIVE. THIS CAR ONLY HAS 8,000 MILES ON IT PURCHASED BRAND NEW IN OCTOBER 2018 OFF SHOW ROOM FLOOR, I AM THE ONLY OWNE…
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WATER LEAKING IN THREW BACK WINDOWS, SIDE WALLS , WATER COMING IN THERE PLASTIC IN DOORS BOTH FRONT AND BACK, WATER COMING IN BACK UP UNDER HEAD LINER. THIS ALL HAPPENING AFTER RAINFALL AND THE CAR WAS PARKED IN DRIVE. THIS CAR ONLY HAS 8,000 MILES ON IT PURCHASED BRAND NEW IN OCTOBER 2018 OFF SHOW ROOM FLOOR, I AM THE ONLY OWNER. I HAVE PICTURES TO SUPPORT ALL OF THIS AS WELL, INCLUDING WATER DAMAGE.
NHTSA ODI #11220468
18,754 miles · May 30, 2019
Engine
"SHIFT TO PARK" ERROR 90% OF THE TIME WHEN I ATTEMPT TO SHUT THE VEHICLE OFF. IT IS IN PARK AND IT'S NOT RECOGNIZED AS BEING IN PARK. IT CAN TAKE ME ANYWHERE FROM 30 SECONDS TO 5 MINUTES TO JIGGLE IT THE RIGHT WAY TO GET IT TO REGISTER. PROBLEM IS UNTIL IT DOES REGISTER IN PARK I CAN'T SECURE THE VEHICLE. AND IT DINGS NONSTOP DR…
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"SHIFT TO PARK" ERROR 90% OF THE TIME WHEN I ATTEMPT TO SHUT THE VEHICLE OFF. IT IS IN PARK AND IT'S NOT RECOGNIZED AS BEING IN PARK. IT CAN TAKE ME ANYWHERE FROM 30 SECONDS TO 5 MINUTES TO JIGGLE IT THE RIGHT WAY TO GET IT TO REGISTER. PROBLEM IS UNTIL IT DOES REGISTER IN PARK I CAN'T SECURE THE VEHICLE. AND IT DINGS NONSTOP DRAINING THE BATTERY. I UNDERSTAND GM IS AWARE OF THE ISSUE AND DOESN'T HAVE A FIX. IT NEEDS A NEW TRANSMISSION IN MY OPINION. I'M STUCK IN A LEASE PAYING FOR A CAR THAT ISN'T SAFE FOR ME. IT JUST STARTED 6 DAYS AGO AND HAS ALREADY OCCURRED MORE THAN 2 DOZEN OCCASIONS.
NHTSA ODI #11216930
19,000 miles · May 24, 2019
Electrical SystemEnginePower Train
1* PURCHASED MARCH 2018 (ACADIA DENALI) SINCE AUGUST 2018 IN MOTION WHEN I ACCELERATE IT SOUNDS LIKE A LOUD LAWNMOWER & CRACKLING SOUND IN REAR MUFFLER AREA. TOOK IT CHEVY PLACE IN GLENPOOL, OK. THEY COULDN'T FIND ANYTHING. 2* ON 2 OCCASSIONS, IN MOTION, THE CAR ACCELERATED WITH A LOUD NOISE & AS IF IT WERE GETTING POWER & NOT…
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1* PURCHASED MARCH 2018 (ACADIA DENALI) SINCE AUGUST 2018 IN MOTION WHEN I ACCELERATE IT SOUNDS LIKE A LOUD LAWNMOWER & CRACKLING SOUND IN REAR MUFFLER AREA. TOOK IT CHEVY PLACE IN GLENPOOL, OK. THEY COULDN'T FIND ANYTHING. 2* ON 2 OCCASSIONS, IN MOTION, THE CAR ACCELERATED WITH A LOUD NOISE & AS IF IT WERE GETTING POWER & NOT MOVING THEN JERKS & SPEEDS UP ABOUT 15MPH FASTER & I COULDN'T STOP IT. I KEPT SLAMMING ON MY BREAKS, BUT THE BREAK WOULD ONLY GO IN SO FAR. I WAS FRIGHTENED WITH MY 2 YOUNG BOYS IN CAR SCREAMING. IT'S LIKE RIDING A HORSE & IT TAKES OFF & YOU CAN'T CONTROL IT. 3* ON ABOUT 8 OR 9 OCCASSIONS STATIONARY I GET OUT OF MY CAR & IT MAKES A REALLY LOUD ANNOYING SOUND LIKE A MACHINE/ROBOT POWERING DOWN. MY KIDS ALWAYS SAY, IT'S GOING TO BLOW UP 4* THE MOST ANNOYING, FOR PAST MONTH...STATIONARY, EVERY SINGLE DAY & TIME I TURN MY IGNITION OFF. IT HAS LOUD BEEPING SOUND & CHECK REAR SEAT FLASHING ON SCREEN THEN SHIFT INTO PARK FLASHES. THIS OCCURS EVERY SINGLE TIME I TURN MY CAR OFF. SOMETIMES I HAVE TO JUST LET IT GO ON ALL DAY BECAUSE I CAN'T GET IT STOP. I TURN CAR ON & OFF SHIFT BACK & FORTH & IT STILL WILL NOT GO OFF. SOMETIMES IT DOES AFTER LONG PERIODS OF TIME. I DON'T HAVE TIME TO STRUGGLE WITH GETTING A CAR INTO PARK EVERY SINGLE TIME I TURN MY IGNITION OFF. I HAVE TO BEAT IT FORWARD HARD WITH MY HAND TO THE POINT MY WRIST IS BRUISED. NOW I HAVE TO USE MY FOOT TO KICK GEAR SHIFTER INTO PARK. I'M AFRAID T'S GOING TO ROLL OUT & OR DOWN AND HIT SOMETHING, SOMEONE OR EVEN ONE OF MY CHILDREN. WHICH WOULD NOT BE GOOD. I'VE SEEN SEVERAL OF SAME COMPLAINTS. THIS REALLY NEEDS TO BE INVESTIGATED & RECALLED ASAP. MY ELDERLY MOTHER HAD TO CALL MY BROTHER TO ANOTHER PART OF TOWN TO BEAT THE GEAR SHIFT INTO PARK. THIS CAR WAS BRAND NEW & I SHOULDN'T HAVE ANY OF THE ABOVE MENTIONED ISSUES. IT'S FRUSTRATING THINKING GMC WAS TOP OF THE LINE & IT'S NOT.
NHTSA ODI #11209619
18,000 miles · May 7, 2019
Service Brakes
WHEN THE CAR IS SHIFTED INTO PARK, THE DASHBOARD SHOWS A WARNING THAT THE CAR IS NOT IN PARK. I HAVE TO MOVE THE SHIFTER BACK AND FORTH BEFORE THE CAR REGISTERS THAT IT'S IN PARK. HAPPENS ON NEARLY EVERY OCCASION THAT I TURN MY CAR OFF.
NHTSA ODI #11206079
5,500 miles · Apr 23, 2019
Unknown Or Other
EXPLODED SUNROOF - THE SUNROOF EXPLODED WHEN I WAS NOT IN THE CAR. I HEARD THE GLASS FALLING IN TO THE SUN SHADE WHEN I CLOSED THE DOOR. TOOK ME SEVERAL DAYS TO RECOGNIZE AND FIGURE OUT WHAT THE SOUND WAS. NO ROCKS, NO SIGN OF ANYTHING FALLING ON THE ROOF TO DAMAGE. THE GLASS APPEARED TO BE PUSHED OUT AS CAN BE SEEN ON THE P…
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EXPLODED SUNROOF - THE SUNROOF EXPLODED WHEN I WAS NOT IN THE CAR. I HEARD THE GLASS FALLING IN TO THE SUN SHADE WHEN I CLOSED THE DOOR. TOOK ME SEVERAL DAYS TO RECOGNIZE AND FIGURE OUT WHAT THE SOUND WAS. NO ROCKS, NO SIGN OF ANYTHING FALLING ON THE ROOF TO DAMAGE. THE GLASS APPEARED TO BE PUSHED OUT AS CAN BE SEEN ON THE PHOTOS.
NHTSA ODI #11203222
27,000 miles · Apr 8, 2019
Electrical System
"TAKATA RECALL" I HAVE A 2018 GMC ACADIA BEEN HAVING IT SINCE JULY 2018. TODAY I PUT THE CAR IN PARK AND PUSHED TO THE BUTTON TO TURN THE ENGINE OFF AND THE ENGINE SHUT OFF BUT IN THE DASH IT WAS DINGING AND SAID "SHIFT INTO PARK". I TURNED THE CAR ON AND OFF SEVERAL TIMES BEFORE IT WOULD SHUT ALL THE WAY OFF. IT HAS DOWN IT EVE…
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"TAKATA RECALL" I HAVE A 2018 GMC ACADIA BEEN HAVING IT SINCE JULY 2018. TODAY I PUT THE CAR IN PARK AND PUSHED TO THE BUTTON TO TURN THE ENGINE OFF AND THE ENGINE SHUT OFF BUT IN THE DASH IT WAS DINGING AND SAID "SHIFT INTO PARK". I TURNED THE CAR ON AND OFF SEVERAL TIMES BEFORE IT WOULD SHUT ALL THE WAY OFF. IT HAS DOWN IT EVERY TIME I WENT TO SHUT THE CAR OFF TODAY. COULDN'T LEAVE IT AT WORK IN THE PARKING LOT LIKE THAT SO I HAD TO KEEP TURNING THE CAR ON AND OFF AND SHIFTING IT INTO REVERSE AND BACK TO PARK UNTIL IT SHUT OFF.
NHTSA ODI #11194785
12,000 miles · Apr 3, 2019
Power Train
WHEN I GO TO PUT CAR IN PARK AND GO TO TURN IT OFF IT SAW SHIFT TO PARK ON THE INFORMATION SCREEN. THE SHIFTER IS IN PARK AND P FLASHES ON AND OFF ON THE SHIFTER. GMC HAS SAID THEY DO NOT HAVE A FIX FOR THIS. THIS IS A SAFETY ISSUE IF YOU THINK YOU'RE IN PARK AND GO TO GET OUT AND IT IS NOT.
NHTSA ODI #11193733