NHTSA owner reports · September 18, 2026 snapshot.
Power Train complaints
47 reportsClear category filter31,400 miles · Jan 16, 2021
Power TrainUnknown Or Other
ON A RANDOM TRIP OF OURS, MY VEHICLE HAD STARTED JOLTING A BIT FURIOUSLY AT SOME MOMENTS, REVVING INTENSELY AT THE MOST INAPPROPRIATE TIMES, HAVING INCREDIBLE TROUBLE IDLING OR DRIVING IN GENERAL ONCE AT A STOP SIGN/LIGHT. AT TIMES, THE CAR WILL NOT MOVE AS I HAVE MY FOOT PRESSED ON THE GAS, AND MAYBE AFTER 10 SECONDS OF DOING S…
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ON A RANDOM TRIP OF OURS, MY VEHICLE HAD STARTED JOLTING A BIT FURIOUSLY AT SOME MOMENTS, REVVING INTENSELY AT THE MOST INAPPROPRIATE TIMES, HAVING INCREDIBLE TROUBLE IDLING OR DRIVING IN GENERAL ONCE AT A STOP SIGN/LIGHT. AT TIMES, THE CAR WILL NOT MOVE AS I HAVE MY FOOT PRESSED ON THE GAS, AND MAYBE AFTER 10 SECONDS OF DOING SO, THE VEHICLE WILL JOLT IMMENSELY, ALMOST INJURING ME IN THE PROCESS. I FIRST THOUGHT I HAD WATER IN MY GAS TANK, BUT AFTER ASSESSING THAT SITUATION AND NO FIX, I THEN REPLACED THE SPARK PLUGS AS I FIGURED THEY MAY HAVE WENT OUT, MAINLY BECAUSE AT 30,000 MILES THEY ARE NEEDED TO BE REPLACED FOR MY VEHICLE. BUT AFTER THAT ALSO DID NOT WORK, I THEN LOOKED TO SEE IF MY VEHICLE HAD THE SAME PROBLEMS, WHERE I FOUND OUT A LOT! OTHER PEOPLE HAD THE EXACT PROBLEM, AND IT MADE SO MUCH MORE SENSE! THE CVT(TRANSMISSION) USE RADICALLY SWITCHING GEARS AS I AM DRIVING, CAUSING MANY UNNECESSARY PROBLEMS FOR ME! MY VEHICLE IS ONLY AT 31,500 MILES, AND SHOULDN'T BE HAVING THESE KIND OF PROBLEMS. I HIGHLY BELIEVE WE NEED TO RECALL THE CVT TRANSMISSION OF THE 2019 KIA FORTE, FOR THEY HAVE NOT BEEN BROKEN IN CORRECTLY. I STILL PROCEED TO TAKE SMALL TRIPS WITH MY VEHICLE TO SEE IF THERE IS A FIX, BUT IT STAYS THE SAME. WHEN DRIVING AROUND 60 MPH, THE CAR WILL STOP SPEEDING UP, AND RATHER WOULD STAY REVVING OUT OF CONTROL. TWICE I HAVE COME TO A PROBLEM WITH BEING STOPPED AT A RANDOM LOCATION, AND IT WOULD REV ALMOST TO REDLINE, BUT NO MOVEMENT AT ALL.
NHTSA ODI #11388517
10,403 miles · Oct 23, 2020
Power Train
I WAS DRIVING NORTH ON MA 495 NORTH NEAR HAVERHILL MA WHEN ALL OF A SUDDEN MY CAR WAS OVER-REVVING AND NO POWER WAS GETTING TO THE WHEELS. I HAD TO PULL OVER ON A BUSY HIGHWAY. I WAS LUCKY I MADE IT TO A REST STOP. I TALKED TO THE TECH AT KIA AND THEY ARE AWARE OF THIS PROBLEM BEING A "COMMON THING" AND I NEED A NEW TRANSMISSION…
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I WAS DRIVING NORTH ON MA 495 NORTH NEAR HAVERHILL MA WHEN ALL OF A SUDDEN MY CAR WAS OVER-REVVING AND NO POWER WAS GETTING TO THE WHEELS. I HAD TO PULL OVER ON A BUSY HIGHWAY. I WAS LUCKY I MADE IT TO A REST STOP. I TALKED TO THE TECH AT KIA AND THEY ARE AWARE OF THIS PROBLEM BEING A "COMMON THING" AND I NEED A NEW TRANSMISSION. THANKFULLY IT IS UNDER WARRANTY STILL. I FEEL KIA'S COMPLETE DISREGARD FOR CUSTOMER SAFETY IN THIS MATTER IS APPALLING. LOSS OF POWER LIKE THAT CAN CAUSE A MAJOR CRASH AND POTENTIAL LOSS OF LIFE. IF THEY ARE AWARE OF THE PROBLEM THEY SHOULD DO A RECALL ON THE VEHICLES AND REPLACE EVERY TRANSMISSION.
NHTSA ODI #11365987
Mileage unknown · Oct 22, 2020
Power Train
THE IVT TRANS WENT BAD WITH OUT WARRING I WAS DOING 70 MPH ON I 77 IN NC WITH CRUSE ON . THEN THE ENGINE TACKED UP TO 7000 RPM A FUE TIMES THEN I SHIFTED TO SPORT MODE THE RPMS STOPED JUMPING AROUND TILL I GOT TO HICKORY NC . WHEN DRIVING TO DEALER SHIP THE CAR WOULD NOT HARDLY PULL ITS SELF/ NO WARRING LIGHTS OR ANY TYP…
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THE IVT TRANS WENT BAD WITH OUT WARRING I WAS DOING 70 MPH ON I 77 IN NC WITH CRUSE ON . THEN THE ENGINE TACKED UP TO 7000 RPM A FUE TIMES THEN I SHIFTED TO SPORT MODE THE RPMS STOPED JUMPING AROUND TILL I GOT TO HICKORY NC . WHEN DRIVING TO DEALER SHIP THE CAR WOULD NOT HARDLY PULL ITS SELF/ NO WARRING LIGHTS OR ANY TYPE OF WARRING OF LOST OF POWER. OTHER THEN HIGH RPM ON THE ENGINE. THE CAR IS AT DEALERSHIP NOW TO GET A NEW TRANS . IT ONLY HAS 17500 MILE ON IT THIS IVT IS TRASH AND DANGEROUS. IT WILL KILL SOME ONE THAT DONT KNOW AUTOS
NHTSA ODI #11365803
24,000 miles · Sep 3, 2020
Power TrainVehicle Speed Control
TL* THE CONTACT OWNS A 2019 KIA FORTE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE RPMS WOULD REV UP TO APPROXIMATELY 4,000 RPMS OR MORE. THE CONTACT STATED THAT THEY WOULD INTENTIONALLY SLOW THE VEHICLE TO REDUCE THE RPMS. THE CONTACT STATED THAT WHILE IDLE AT A RED LIGHT, THE VEHICLE ACCELERATED FORWARD UNINTE…
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TL* THE CONTACT OWNS A 2019 KIA FORTE. THE CONTACT STATED THAT WHILE DRIVING AT VARIOUS SPEEDS, THE RPMS WOULD REV UP TO APPROXIMATELY 4,000 RPMS OR MORE. THE CONTACT STATED THAT THEY WOULD INTENTIONALLY SLOW THE VEHICLE TO REDUCE THE RPMS. THE CONTACT STATED THAT WHILE IDLE AT A RED LIGHT, THE VEHICLE ACCELERATED FORWARD UNINTENTIONALLY. THE CONTACT PULLED OVER INTO A NEARBY PARKING LOT WHERE THE VEHICLE STALLED HOWEVER, THE TIRES CONTINUED TO SPIN WITHOUT MOVING THE VEHICLE FORWARD. THE VEHICLE WAS TOWED TO GENE MESSER KIA (6006 19TH ST, LUBBOCK, TX 79407, (806) 776-5600) WHO DIAGNOSED THAT THE TRANSMISSION NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED. THE CONTACT STATED THAT AFTER THE REPAIR, THE CONTACT STATED THAT WITH THE BRAKE PEDAL DEPRESSED, THE VEHICLE LUNGED FORWARD. THE CONTACT RETURNED THE VEHICLE TO THE SAME DEALER. THE VEHICLE HAD NOT RECEIVED A SECOND DIAGNOSTIC TEST OR REPAIR. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE. THE APPROXIMATE FAILURE MILEAGE WAS 24,000.
NHTSA ODI #11352979
1 miles · Jul 31, 2020
Power Train
IVT TRANSMISSION FAILURE. CAR HAS ABOUT 27K MILES, PURCHASED AT 22K USED. AFTER DRIVING OFF THE HIGHWAY FROM 70MPH TO A NEAR STOP AT THE FEEDER ROAD STOP SIGN, THE CAR WOULD BARELY MOVE, SEEMS LIKE THE GEAR RATIO DID NOT ADJUST BACK DOWN. THEN NOTICED SEVERE JERKS WHEN TRANSMISSION TRIES TO CHANGE THE GEAR RATIONS, AND RPM WOU…
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IVT TRANSMISSION FAILURE. CAR HAS ABOUT 27K MILES, PURCHASED AT 22K USED. AFTER DRIVING OFF THE HIGHWAY FROM 70MPH TO A NEAR STOP AT THE FEEDER ROAD STOP SIGN, THE CAR WOULD BARELY MOVE, SEEMS LIKE THE GEAR RATIO DID NOT ADJUST BACK DOWN. THEN NOTICED SEVERE JERKS WHEN TRANSMISSION TRIES TO CHANGE THE GEAR RATIONS, AND RPM WOULD SHOOT UP ERRATICALLY. TOOK IT TO THE NEAREST KIA DEALER, HAD TO WAIT ABOUT 10 DAYS FOR AN APPOINTMENT. THEY CONFIRMED A TRANSMISSION FAILURE AND REPLACED TRANSMISSION IN ABOUT 5 DAYS.. NOT SURE HOW LONG THIS WILL LAST. DEFINITELY A SCARY AND SAFETY ISSUE AND NEEDS A CLOSER LOOK AT THE DESIGN
NHTSA ODI #11342510
7,450 miles · Jun 4, 2020
Power Train
I PURCHASED A 2019 KIA FORTE IN DECEMBER OF 2018. STARTING AROUND 7,200 MILES, I NOTICED THE ENGINE RPMS WOULD FLUCTUATE ESPECIALLY UNDER LIGHT ACCELERATION. FLUCTUATIONS WERE BETWEEN 200-500 RPMS. THE VEHICLE WENT IN FOR SERVICE WITH ABOUT 7,450 MILES AND I WAS TOLD THE TRANSMISSION NEEDED TO BE REPLACED. THE REPLACEMENT WA…
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I PURCHASED A 2019 KIA FORTE IN DECEMBER OF 2018. STARTING AROUND 7,200 MILES, I NOTICED THE ENGINE RPMS WOULD FLUCTUATE ESPECIALLY UNDER LIGHT ACCELERATION. FLUCTUATIONS WERE BETWEEN 200-500 RPMS. THE VEHICLE WENT IN FOR SERVICE WITH ABOUT 7,450 MILES AND I WAS TOLD THE TRANSMISSION NEEDED TO BE REPLACED. THE REPLACEMENT WAS COMPLETED QUICKLY BY THE DEALER. T SEEMS LIKE THERE IS A HIGH FAILURE RATE EARLY ON WITH THESE KIA IVT TRANSMISSIONS. THESE SHOULD BE RECALLED. I IMAGINE IN ANOTHER YEAR AND A HALF I WILL BE BACK INTO THE DEALER FOR ANOTHER REPLACEMENT TRANSMISSION. VERY DISAPPOINTING AS THIS IS NOT A VEHICLE YOU CAN RELY ON FOR LONG TRIPS. *TR
NHTSA ODI #11327338
23,000 miles · May 7, 2020
Power Train
I PURCHASED THIS CAR IN DECEMBER FOR 2018. IN OCTOBER OF 2019, IT STARTED HAVING ISSUES WITH THE RPMS BOUNCING. THE DEALERSHIP SAID THE TRANSMISSION NEEDED TO BE REPLACED. I HAD TO WAIT FOR 3 MONTHS TO GET MY CAR BACK AS WE WAITED ON A TRANSMISSION. I NOTICED THE RPM BOUNCING WAS HAPPENING AGAIN. ON 5/7/2020, I WAS INFORMED THAT…
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I PURCHASED THIS CAR IN DECEMBER FOR 2018. IN OCTOBER OF 2019, IT STARTED HAVING ISSUES WITH THE RPMS BOUNCING. THE DEALERSHIP SAID THE TRANSMISSION NEEDED TO BE REPLACED. I HAD TO WAIT FOR 3 MONTHS TO GET MY CAR BACK AS WE WAITED ON A TRANSMISSION. I NOTICED THE RPM BOUNCING WAS HAPPENING AGAIN. ON 5/7/2020, I WAS INFORMED THAT THE TRANSMISSION NEEDED TO BE REPLACED AGAIN. I VOICED MY CONCERNS ABOUT REPLACING THE TRANSMISSION WITH THE SAME MODEL THAT HAD ISSUES. I REQUESTED THAT THE SERVICE DEPARTMENT FIND OUT WHAT MODEL THE REPLACEMENT TRANSMISSION IS SO WE DO NOT HAVE THIS HAPPEN AGAIN. *TR
NHTSA ODI #11323682
8,865 miles · Apr 11, 2020
Power Train
I HAD TAKEN THE CAR TO THE DEALERSHIP BECAUSE I FELT IT STRUGGLING TO ACCELERATE AND OVERALL BEING "JERKY" DRIVING 30-40MPH ON A CITY STREET WITH MINIMAL HILLS. DEALERSHIP FOUND NOTHING WRONG AS NO CODES WERE SHOWING ANY ERRORS. NO MORE THAN 2-3 WEEKS LATER, TRANSMISSION DIED WHILE DRIVING 70MPH ON A HIGHWAY WITH ONLY 8,800 MILE…
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I HAD TAKEN THE CAR TO THE DEALERSHIP BECAUSE I FELT IT STRUGGLING TO ACCELERATE AND OVERALL BEING "JERKY" DRIVING 30-40MPH ON A CITY STREET WITH MINIMAL HILLS. DEALERSHIP FOUND NOTHING WRONG AS NO CODES WERE SHOWING ANY ERRORS. NO MORE THAN 2-3 WEEKS LATER, TRANSMISSION DIED WHILE DRIVING 70MPH ON A HIGHWAY WITH ONLY 8,800 MILES ON THE VEHICLE. I COULD NOT ACCELERATE THE CAR WITHOUT THE RPM HITTING THE RED LINE EVEN THOUGH I WAS BARELY PRESSING ON THE GAS. I'M LUCKY I DIDN'T GET RAMMED BY THE TRUCK THAT WAS COMING BEHIND ME AS I QUICKLY ENGAGED MY EMERGENCY WARNING LIGHTS AND PULLED OVER WHEN A SAFE OPPORTUNITY AROSE. I BOUGHT THIS CAR BRAND NEW (NO PRIOR OWNERS). I DID SOME RESEARCH, AND UNFORTUNATELY THIS DOES NOT SEEM TO BE THE FIRST COMPLAINT OF TRANSMISSION FAILURE IN THIS MODEL.
NHTSA ODI #11320814
24,000 miles · Jan 13, 2020
Power Train
HAD CAR FOR JUST ONE MONTH. I PURCHASED A FLEET CAR WITH 20K MILES. THIS PROBLEM OCCURRED AT 24K MILES. I WAS DRIVING ON HIGHWAY AT 65 MPH, AND THE CAR STARTED REVVING VERY HIGH 6-7K WHEN ACCELERATING, WHERE IT'S USUALLY 2-3K. THE CAR FINALLY GAVE OUT (SHAKING AND SPUTTERING) AND COULDN'T ACCELERATE ANY LONGER. HAD TO PULL OVER …
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HAD CAR FOR JUST ONE MONTH. I PURCHASED A FLEET CAR WITH 20K MILES. THIS PROBLEM OCCURRED AT 24K MILES. I WAS DRIVING ON HIGHWAY AT 65 MPH, AND THE CAR STARTED REVVING VERY HIGH 6-7K WHEN ACCELERATING, WHERE IT'S USUALLY 2-3K. THE CAR FINALLY GAVE OUT (SHAKING AND SPUTTERING) AND COULDN'T ACCELERATE ANY LONGER. HAD TO PULL OVER ON THE SHOULDER. I TRIED TURNING THE CAR OFF AND ON, AND CHECKED UNDER THE HOOD. I DROVE THE VEHICLE TO MY PARENTS HOUSE CLOSE BY AT LOW SPEED TRYING TO KEEP THE ENGINE FROM RED-LINING. I KNEW IT WAS THE TRANSMISSION RIGHT AWAY BECAUSE OF THE SYMPTOMS. I AM VERY DISAPPOINTED BECAUSE THE VEHICLE IS A NEW MODEL, AND IT COULD HAVE BEEN A VERY DANGEROUS SITUATION. THE CAR WILL GET FIXED BECAUSE IT'S UNDER WARRANTY, BUT IT REALLY GIVES ME RESERVATION ABOUT DRIVING IT GOING FORWARD. SUCH A CRITICAL FAILURE IS VERY DANGEROUS, AND WILL STAY ON THE BACK OF MY MIND ALWAYS. I CALLED KIA AND THEY TOWED IT TO THE NEAREST DEALERSHIP. I AM GETTING A RENTAL FROM THEM.
NHTSA ODI #11299025
10,000 miles · Jan 2, 2020
Power Train
ON A TRIP THE CAR BEGAN JERKING AND LOSING ACCELERATION WITH THE ENGINE RUNNING AT HIGH REVS (5-6K) ON THE HIGHWAY. EVENTUALLY THE CHECK ENGINE LIGHT CAME ON AND THE CAR WAS NOT ABLE TO MAINTAIN SPEED OR ACCELERATE. THE CAR WAS TOWED TO KIA DEALERSHIP IN READING, PA, 150 MILES FROM MY HOUSE. AFTER 3 DAYS OF EVALUATION, I WAS …
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ON A TRIP THE CAR BEGAN JERKING AND LOSING ACCELERATION WITH THE ENGINE RUNNING AT HIGH REVS (5-6K) ON THE HIGHWAY. EVENTUALLY THE CHECK ENGINE LIGHT CAME ON AND THE CAR WAS NOT ABLE TO MAINTAIN SPEED OR ACCELERATE. THE CAR WAS TOWED TO KIA DEALERSHIP IN READING, PA, 150 MILES FROM MY HOUSE. AFTER 3 DAYS OF EVALUATION, I WAS INFORMED THE CAR WILL NEED A NEW TRANSMISSION. THE EXPECTED TIME TO COMPLETE THE REPAIR IS 6 WEEKS. THE CAR HAS 10K MILES ON IT AND DID NOT HAVE ANY ISSUES PRIOR TO THIS INCIDENT.
NHTSA ODI #11296658