The contact owns a 2015 Kia Soul. The contact stated that the vehicle began decelerating and vibrating while driving at approximately 40-45 MPH. When attempting to accelerate forward and switch lanes, the vehicle would hesitate to respond as the check engine warning light illuminated. The vehicle began overheating causing smoke to come from underneath the hood of the vehicle. The vehicle stalled in the middle of the road. The contact waited until the smoke dissipated and the vehicle cooled down before moving the vehicle to the side of the road. There were no injuries sustained. A police report was not filed. The vehicle was towed to the contacts residence and the following day it was towed to a dealer where it was diagnosed that the catalytic converter needed to be replaced. The vehicle was not repaired. The vehicle was then taken to an independent mechanic who replaced the catalytic converter and diagnosed that the engine needed to be replaced. The vehicle was not repaired and was towed back to the same dealer. The manufacturer was made aware of the failure. The failure mileage was 133,000.