The contact's customer owns a 2019 Kia Niro LX. The contact stated that his customer stated that the vehicle overheated. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic who replaced the converter. The vehicle was repaired, but the failure recurred. The owner stated that the vehicle was randomly stopping. The vehicle was taken back to the independent mechanic. While test driving at 15 MPH, the brakes were operating as designed, and then after several attempts, the brake pedal was applied and depressed to the floorboard, and the driver crashed into a parked BMW X5. There were no warning lights illuminated. The brakes were inoperable. The air bags deployed. There were no reported injuries, fire or police report filed. The local dealer was contacted, but the vehicle was not diagnosed or repaired. The manufacturer was not notified of the faikure. The failure mileage was approximately 144,800.

- Los Angeles, CA, USA

The contact owns a 2019 Kia Niro. The contact stated while driving at an undisclosed speed, the check engine warning light illuminated. The vehicle was taken to an independent mechanic, who determined that there was a misfire in cylinder #1. The vehicle was not repaired. The vehicle was then taken to the dealer, who diagnosed a failure with the cylinder #4 injector. The dealer also informed the contact that the clutch needed to be replaced. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 32,000.

- San Francisco, CA, USA

The contact owns a 2019 Kia Niro. The contact stated while driving at an undisclosed speed, the vehicle inadvertently lost motive power with the message "Stop Engine". The check engine warning light was illuminated. The vehicle was towed to the dealer, who diagnosed failures with the hydraulic clutch actuator and catalytic converter. The catalytic converter was replaced, but the hydraulic clutch actuator was not repaired due to lack of part availability. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 23V534000 (Power Train); the VIN was included, but parts were not yet available. The manufacturer was notified of the failure and confirmed that the part was on backorder. The failure mileage was 87,000.

- Amesbury, MA, USA