2021 Kia Soul
Problems, recalls and owner-reported issues
Engine is the leading concern among 234 owner complaints filed for this model year. This is the 8th highest complaint count among 16 Soul model years with reports.
Of the 2021 reports, 12 involved a crash and 3 involved a fire. 5 people were injured.
What owners report most often
Recalls and investigations
Engine and engine cooling, engine, hard parts internal/mechanicalFeb 17, 2025
Kia America, Inc. (Kia) is recalling certain 2021-2023 Seltos and Soul vehicles. The piston oil rings may have been manufactured incorrectly, which can result in engine damage.
Engine damage can cause a vehicle stall or fire, increasing the risk of a crash or injury.
Dealers will inspect and replace the engine as necessary, free of charge. Dealers will also install piston-ring noise sensing system (PNSS) software, free of charge. Owner notification letters were mailed April 4, 2025. Owners may contact Kia customer service at 800-333-4542. Kia's number for this recall is SC336.
Campaign 25V099000 on NHTSA.gov
EngineApr 13, 2021
Kia Motors America (Kia) is recalling certain 2020-2021 Soul, and 2021 Seltos vehicles equipped with 2.0L Nu MPI engines. The piston oil rings may not have been properly heat-treated, which may result in engine damage.
A damaged engine may stall, increasing the risk of a crash. In addition, oil may leak onto hot exhaust components, increasing the risk of a fire.
Kia will notify owners, and dealers will inspect and, if necessary, replace the engine, free of charge. In addition, Kia will deploy Piston Ring Noise Sensing System (PNSS) software. The recall began June 11, 2021. Owners may contact Kia customer service at 1-800-333-4542. Kia's number for this recall is SC209.
Campaign 21V259000 on NHTSA.gov
Representative owner complaints: power train
26 reports, newest first. Show all
Power train, May 7, 2021
VEHICLE WAS PARKED ON A SLIGHT SLOPE PARKING SPACE BACKING TO A ONE-WAY PUBLIC ROAD IN NATIONAL PARK.IT WAS A DESIGNATED PARKING SPACE. THE VEHICLE WAS RUNNING AND IN THE P MODE OF GEAR SELECTION. I EXITED THE DRIVER'S DOOR FOR FEW MINUTES. THEN OPENED THE DRIVER'S SIDE DOOR WITH THE INTENT TO SHUT THE ENGINE. THE CAR STARTED ROLLING BACK, CROSSED THE ROAD, AND STOPPED BY A SANDY EMBANKMENT. I WAS THROWN OFF BY THE OPEN DOOR ON THE SANDY BANK. THE ENGINE STOPPED AND I OBSERVED THE VEHICLE IN D MODE BY ITSELF. I WAS ABLE TO START THE CAR IN THE P MODE AND WAS PULLED OUT WITH HELP OF SEVERAL PEOPLE WHO OBSERVED THIS NEAR-MISS SERIOUS ACCIDENT. THIS WAS A RENTAL CAR. NO FURTHER PROBLEMS OBSERVED. CAR RETURNED TO THE RENTAL COMPANY.