NHTSA owner reports · September 18, 2026 snapshot.
Engine complaints
235 reportsClear category filter11,152 miles · Mar 19, 2020
EnginePower Train
I WENT TO START THE VEHICLE UP ON MARCH 2, 2020. I TURNED THE IGNITION, CAR TURNED ON AND STARTED TO VIOLENTLY SHAKE THE ENTIRE VEHICLE. I TURNED IT OFF, CHECK OIL LEVEL (IT'S A NEW VEHICLE AND JUST HAD AN OIL CHANGE) OIL LEVEL WAS GOOD. I TURNED IT ON AGAIN, CAR WENT TO 1.5 RPMS, THEN DIED (0RPMS). I TOOK THE KEY OUT, WAITED A …
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I WENT TO START THE VEHICLE UP ON MARCH 2, 2020. I TURNED THE IGNITION, CAR TURNED ON AND STARTED TO VIOLENTLY SHAKE THE ENTIRE VEHICLE. I TURNED IT OFF, CHECK OIL LEVEL (IT'S A NEW VEHICLE AND JUST HAD AN OIL CHANGE) OIL LEVEL WAS GOOD. I TURNED IT ON AGAIN, CAR WENT TO 1.5 RPMS, THEN DIED (0RPMS). I TOOK THE KEY OUT, WAITED A WHILE, AND STARTED IT BACK UP AGAIN. TURNED ON JUST FINE, BUT THIS TIME WITH THE CHECK ENGINE LIGHT ON. HAD KIA ROAD SIDE SERVICE TOW IT THE FOLLOWING MORNING TO HANLEES IN DAVIS. I HAVEN'T BEEN GIVEN MUCH INFORMATION AS TO WHAT WAS WRONG WITH THE CAR. AFTER 2 WEEKS OF THEM TRYING TO FIGURE OUT WHAT WAS GOING ON, I GOT A CALL SAYING THAT KIA HAS AUTHORIZED TO DROP A WHOLE NEW ENGINE IN THE VEHICLE AND MY CAR WOULD BE READY IN A WEEK. I CALLED TODAY, MARCH 19, AND THEY STILL HAVEN'T RECEIVED THE ENGINE, SO I'M STILL WITHOUT A VEHICLE. I AM MOVING ACROSS THE US IN A WEEK FROM NOW, AND HAVE TO CANCEL THE MOVE BECAUSE MY CAR IS STILL NOT READY AND THE DEALERSHIP WILL NOT SHIP MY VEHICLE ONCE IT IS FINISHED. IT HAS BEEN ALMOST A MONTH, AND I'M STUCK IN THIS LEASE FOR ANOTHER 3.5 YEARS.
NHTSA ODI #11318748
7,000 miles · Feb 26, 2020
Engine
TRANSMISSION HAD ISSUES IT HAD TO BE REPLACED AT 7K MILES
NHTSA ODI #11311731
16,000 miles · Feb 25, 2020
EnginePower TrainVehicle Speed Control
I NOTICED MY CAR WAS ACCELERATING DIFFERENTLY AND SEEMED TO NOT BE SHIFTING RIGHT. I CALLED THE SERVICE DEPARTMENT AND THEY ADVISED ME TO PUT FUEL CLEANER IN IT. I DID SO AS ADVISED. A FEW DAYS LATER I WAS MAKING A TURN ACROSS A HIGHWAY AND MY CAR REVVED UP REALLY HIGH AND THEN DIED IN THE MIDDLE OF THE LANE OF ONCOMING TRAFF…
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I NOTICED MY CAR WAS ACCELERATING DIFFERENTLY AND SEEMED TO NOT BE SHIFTING RIGHT. I CALLED THE SERVICE DEPARTMENT AND THEY ADVISED ME TO PUT FUEL CLEANER IN IT. I DID SO AS ADVISED. A FEW DAYS LATER I WAS MAKING A TURN ACROSS A HIGHWAY AND MY CAR REVVED UP REALLY HIGH AND THEN DIED IN THE MIDDLE OF THE LANE OF ONCOMING TRAFFIC. THE CAR STARTED BACK UP AND WE GOT IT OUT OF THE ROAD BUT IT WAS NOT RUNNING RIGHT. THE NEXT DAY WE GOT IT IN THE SHOP AND THEY TOLD US IT NEEDED A WHOLE NEW TRANSMISSION. THE CAR HAS LESS THAN 17,000 MILES ON IT AND IT HAS BEEN NEARLY A MONTH IN THE SHOP.
NHTSA ODI #11311451
8,697 miles · Feb 13, 2020
EnginePower Train
ON 12 FEB 2020, I WAS DRIVING ON HWY 75S IN GA AND LOST ALL ACCELERATION TO THE VEHICLE WHILE SURROUNDED BY TRAFFIC. I WAS ABLE TO PUSH THE ACCELERATOR TO THE FLOORBOARD AND HAD 0 RPMS. PULLED OVER AND RESTARTED THE CAR IT RAN FINE UNTIL I GOT OFF AT MY EXIT AND STARTED AT A RED LIGHT AGAIN NO ACCELERATION 0 RPMS HELD MY FOOT ON…
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ON 12 FEB 2020, I WAS DRIVING ON HWY 75S IN GA AND LOST ALL ACCELERATION TO THE VEHICLE WHILE SURROUNDED BY TRAFFIC. I WAS ABLE TO PUSH THE ACCELERATOR TO THE FLOORBOARD AND HAD 0 RPMS. PULLED OVER AND RESTARTED THE CAR IT RAN FINE UNTIL I GOT OFF AT MY EXIT AND STARTED AT A RED LIGHT AGAIN NO ACCELERATION 0 RPMS HELD MY FOOT ON THE FLOORBOARD AND IT FINALLY STARTED TO ACCELERATE AFTER ABOUT A MINUTE. TOOK THE CAR TO THE SONS KIA DEALERSHIP IN MCDONOUGH. DROPPED THE CAR OFF HAD A DIAGNOSTIC RAN AND WAS TOLD THEY WERE UNABLE TO REPLICATE THE ISSUE. IMMEDIATELY CALLED KIA HQ TO REPORT THE ISSUE. GUESS I'LL DRIVE IT TILL IT FAILS COMPLETELY.
NHTSA ODI #11309007
Mileage unknown · Jan 29, 2020
Engine
I CAN NOT BELIEVE WHEN I READ MORE THAN 30 COMPLAINTS THAT NO RECALL HAS BEEN ACTIVATED. I PURCHASED A 2020 KIA SOUL IN AUGUST OF 2019 AND BY DECEMBER OF 2019 I HAD ALMOST BEEN HIT SEVERAL TIMES ON THE HIGHWAY DUE TO A LAG IN THE TRANSMISSION. WHEN I TOOK IT TO THE DEALERSHIP I WAS TOLD THAT IT WAS JUST THE ECO SYSTEM AND THAT …
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I CAN NOT BELIEVE WHEN I READ MORE THAN 30 COMPLAINTS THAT NO RECALL HAS BEEN ACTIVATED. I PURCHASED A 2020 KIA SOUL IN AUGUST OF 2019 AND BY DECEMBER OF 2019 I HAD ALMOST BEEN HIT SEVERAL TIMES ON THE HIGHWAY DUE TO A LAG IN THE TRANSMISSION. WHEN I TOOK IT TO THE DEALERSHIP I WAS TOLD THAT IT WAS JUST THE ECO SYSTEM AND THAT THEY ALL DO THIS. THEN TO FIND OUT LATER THAT THEY DID ANOTHER TEST ON MY VEHICLE TO FIND OUT THAT IT HAD METAL FRAGMENTS IN THE TRANSMISSION AND WOULD NEED A NEW TRANSMISSION. AS TOO MUCH TO MY DISMAY, I FIND THAT IT TAKES OVER TWO MONTHS TO DROP A NEW TRANSMISSION IN MY VEHICLE. THIS IS MY FIRST KIA AND NOW I HAVE NO TRUST IN THIS CAR. NOW I AM REQUESTING TO GET OUT OF THIS LOAN ON THIS VEHICLE BECAUSE NOW I DO NOT TRUST THIS BRAND.
NHTSA ODI #11302939
7,900 miles · Jan 24, 2020
Engine
TL* THE CONTACT OWNS A 2020 KIA SOUL. THE CONTACT STATED WHILE DRIVING AT APPROXIMATELY 30 MPH, THE CHECK ENGINE WARNING LIGHT ILLUMINATED AND THE VEHICLE DECELERATED INDEPENDENTLY. THE VEHICLE WAS TOWED TO A DEALER (HENDRICK KIA OF CONCORD LOCATED AT 7550 HENDRICK AUTO PLAZA NW, CONCORD, NC 28027) TO BE DIAGNOSED. THE MECHANIC …
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TL* THE CONTACT OWNS A 2020 KIA SOUL. THE CONTACT STATED WHILE DRIVING AT APPROXIMATELY 30 MPH, THE CHECK ENGINE WARNING LIGHT ILLUMINATED AND THE VEHICLE DECELERATED INDEPENDENTLY. THE VEHICLE WAS TOWED TO A DEALER (HENDRICK KIA OF CONCORD LOCATED AT 7550 HENDRICK AUTO PLAZA NW, CONCORD, NC 28027) TO BE DIAGNOSED. THE MECHANIC WAS UNABLE TO RETRIEVE A FAULT CODE. AN UNDISCLOSED REPAIR WAS PERFORMED HOWEVER, THE FAILURE RECURRED. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 7,900
NHTSA ODI #11301571
7,800 miles · Jan 24, 2020
EnginePower TrainVehicle Speed Control
VEHICLE RPM BEGAN FLUCTUATING WHILE ON CRUISE CONTROL IN RAINY WEATHER. SWITCHED TO MANUAL (SPORT MODE) CONTROL AND THE PROBLEM LESSENED. VEHICLE BEGAN TO LOOSE POWER AND WAS SHIFTING RANDOMLY BETWEEN GEARS AUTOMATICALLY, EVENTUALLY REDLINING WHILE MAINTAINING 74MPH. A LOSS OF POWER OCCURRED AND NEARLY CAUSED A COLLISION ON INTE…
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VEHICLE RPM BEGAN FLUCTUATING WHILE ON CRUISE CONTROL IN RAINY WEATHER. SWITCHED TO MANUAL (SPORT MODE) CONTROL AND THE PROBLEM LESSENED. VEHICLE BEGAN TO LOOSE POWER AND WAS SHIFTING RANDOMLY BETWEEN GEARS AUTOMATICALLY, EVENTUALLY REDLINING WHILE MAINTAINING 74MPH. A LOSS OF POWER OCCURRED AND NEARLY CAUSED A COLLISION ON INTERSTATE 10 AS MY SPEED FELL DRAMATICALLY. I WAS ABLE TO COAST TO THE NEAREST EXIT BUT THE CAR WOULD NOT SHIFT OUT OF 5TH GEAR. WE WERE STRANDED IN A THUNDERSTORM FOR SEVERAL HOURS AND DEALERSHIP OFFERED NO HELP. AAA SAVED THE DAY, GOT THE VEHICLE BACK, AND THEN THE DEALERSHIP REFUSED TO ISSUE A RENTAL CAR FOR SEVERAL DAYS AFTER THE INCIDENT. PLEASE BE AWARE THAT IF THE TRANSMISSION FAILS AT INTERSTATE SPEEDS, THE RISK OF INJURY IS HIGH AND DO YOUR BEST TO GET OFF THE MAIN ROAD AS SAFELY AS POSSIBLE. DEALERSHIP HAS SINCE ISSUED A RENTAL CAR AND INFORMED ME THAT A TRANSMISSION WOULD BE RE-MANUFACTURED. FOR MY VEHICLE. I AM NOT AFRAID TO DRIVE A BRAND NEW VEHICLE ANYWHERE AWAY FROM HOME.
NHTSA ODI #11301559
2,230 miles · Jan 23, 2020
EnginePower Train
I PURCHASED A NEW 2020 KIA SOUL LX WITH 16 MILES ON THE ODOMETER. 2 MONTHS LATER, MY CAR BEGAN TO LOSE POWER SUDDENLY. THE ENGINE INCREASED RPM AS I'VE LOST POWER. THE CAR WOULD ONLY ACCELERATE TO ABOUT 25 MPH. I DROVE IT IMMEDIATELY TO THE DEALERSHIP WHO TOLD ME I NEEDED A NEW TRANSMISSION. MY CAR STAYED IN THE DEALERSHIP SHOP …
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I PURCHASED A NEW 2020 KIA SOUL LX WITH 16 MILES ON THE ODOMETER. 2 MONTHS LATER, MY CAR BEGAN TO LOSE POWER SUDDENLY. THE ENGINE INCREASED RPM AS I'VE LOST POWER. THE CAR WOULD ONLY ACCELERATE TO ABOUT 25 MPH. I DROVE IT IMMEDIATELY TO THE DEALERSHIP WHO TOLD ME I NEEDED A NEW TRANSMISSION. MY CAR STAYED IN THE DEALERSHIP SHOP FOR TWO MONTHS AWAITING A TRANSMISSION THAT WAS ON BACK ORDER.
NHTSA ODI #11301363
3,500 miles · Jan 4, 2020
EnginePower Train
WHILE DRIVING ON A SOUTHEAST TEXAS 2 LANE ROAD WITH A POSTED SPEED LIMIT OF 70MPH, I WAS FOLLOWING A TRUCK GOING LESS THAN 50MPH. WHEN VISIBILITY WAS CLEAR, I PULLED OUT TO PASS THE TRUCK. AT ABOUT 3/4 THROTTLE, THE TRANSMISSION DOWNSHIFTED TO PROVIDE MORE POWER BUT THE VEHICLE SUDDENLY LOST POWER IN THE ONCOMING LANE OF THE RO…
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WHILE DRIVING ON A SOUTHEAST TEXAS 2 LANE ROAD WITH A POSTED SPEED LIMIT OF 70MPH, I WAS FOLLOWING A TRUCK GOING LESS THAN 50MPH. WHEN VISIBILITY WAS CLEAR, I PULLED OUT TO PASS THE TRUCK. AT ABOUT 3/4 THROTTLE, THE TRANSMISSION DOWNSHIFTED TO PROVIDE MORE POWER BUT THE VEHICLE SUDDENLY LOST POWER IN THE ONCOMING LANE OF THE ROADWAY ABOUT HALFWAY AROUND THE 18 WHEELER. AT THIS POINT, I STARTED TO SEE ONCOMING VEHICLES, AT WHICH TIME, I APPLIED WOT. THE ENGINE LIGHT IMMEDIATELY CAME ON AND FLASHED 3 TIMES AND THE CAR FELT TO BE SPUTTERING AND IN SOME TYPE OF LIMP MODE. I MADE A SPLIT SECOND DECISION TO BRAKE HARD AND SQUEEZE BACK IN BEHIND THE 18 WHEELER TO AVOID A HEAD ON COLLISION. THE SITUATION WAS MADE WORSE BY A VEHICLE BEHIND ME SIMULTANEOUSLY TRYING TO PASS THE 18 WHEELER. STOPPING AT THE NEXT GAS STATION I NOTICE SPUTTERING EVEN IN PARK AT EVEN VERY LIGHT THROTTLE. I TURNED OFF THE VEHICLE HOPING THAT THE ECU NEEDED TO RESET. IT DID RESET AND THE PROBLEM WENT AWAY. HAD I NOT MADE THE DECISION I DID WHEN PASSING AND HAD THE PERSON BEHIND ME NOT ALSO APPLIED THE BRAKES QUICKLY, I WOULD LIKELY HAVE BEEN IN SOME TYPE OF COLLISION WHETHER IT BE HEAD ON OR HAVING TO SWERVE OFF THE ROADWAY COMPLETELY TO AVOID ONCOMING VEHICLES.
NHTSA ODI #11297040
Mileage unknown · Jan 1, 2020
EngineUnknown Or Other
THE CAR WOULD SHUT OFF AND I WILL START IT BACK UP IT WILL CRANK THEN SHUT BACK OFF AND TO BE CLEAR IT HAS PLENTY OF OIL SO THAT'S NOT THE PROBLEM
NHTSA ODI #11292390
NHTSA investigations
1DP22003 · Loss Of Motive Power
Opened Sep 12, 2022 · Closed Dec 12, 2023
Status: closed (inferred from source dates) · Engine
The National Highway Traffic Safety Administration (NHTSA) received a letter dated July 13, 2022, petitioning the Agency to initiate a safety defect investigation into loss of motive power allegations attributed to oil drain pan assembly failures on certain Hyundai Motor America, Inc. and Kia America, Inc. vehicles spanning Model Years (MY) 2005-2021. The Petitioners cited examples of complaints indicating that the subject vehicles were experiencing rapid loss of engine oil due to oil drain plug back outs, resulting in loss of motive power and/or catastrophic engine damage. Additional complaints were provided which alleged that the oil drain pans lack sufficient structural integrity and are susceptible to cracking. The petition itself can be reviewed at NHTSA.gov under ODI number 11481745. On September 12, 2022, the Office of Defects Investigation (ODI) opened Defect Petition (DP22-003) to evaluate the Petitioners’ request. The Petitioners have provided additional complaints within four supplemental letters dated January 31, 2023, March 21, 2023, May 23, 2023, and August 4, 2023. ODI’s evaluation included the review and analysis of the complaints and supporting information submitted by the Petitioners, as well as additional complaints submitted directly to NHTSA which referenced either the oil drain plug or a crack in the oil pan. After reviewing the available data, ODI has not identified evidence that would support opening a defect investigation into the oil drain pan assemblies of the subject vehicles. Based on a review of the available information, a loss of motive power resulting from an oil drain plug back out has not occurred between the initial sale of a vehicle and the completion of its first oil change. If during an oil change service, a technician fails to remove the existing drain plug gasket before installing a new gasket, it is likely that a proper seal between the drain plug and the oil pan will not be made. An improper seal between the drain plug and oil pan could lead to the backing out on the drain plug, resulting in the sudden loss of oil while driving. Additionally, the provided examples of oil pan cracks were localized to the immediate vicinity of the oil drain plug and/or appeared to be the result of direct-contact with a tool during servicing. There is no information to support that a vehicle-based defect exists relating to the oil pan assembly, and instead the documented incidents are related to the failure to follow the proper maintenance procedures during oil change service. In October 2023, Hyundai published a Technical Service Bulletin (TSB) that provided detailed instructions for oil change service on its gasoline powered vehicles, specifically highlighting the need to remove and replace the existing drain plug gasket prior to reinstalling the drain plug. After a thorough review of the material submitted by the petitioner, the information already in NHTSA's possession, and the potential risks to motor vehicle safety implicated by the petitioners' allegations, NHTSA does not believe that a formal investigation is warranted. Therefore, the petition is denied. A Federal Register Notice (FRN) further detailing NHTSA’s reasons for denial of the petition will be published. The reference numbers for the complaints to NHTSA cited by the petitioner can be found in the petition submission documents in the public file for DP22-003. To review those complaints and the additional complaints ODI added to its evaluation which are cited in the Closing Resume ODI Report Identification Number document, go to NHTSA.gov.