The contact owns a 2018 Jeep Compass. The contact stated while driving approximately 50 MPH, the vehicle was losing motive power with several unknown warning lights illuminated. The contact depressed the accelerator pedal, and the vehicle was still losing motive power. The contact stated that the vehicle stalled and was difficult to shift into park(P). The contact stated that several attempts were needed to restart the vehicle. However, when the contact shifted into drive(D) the vehicle still lost motive power and almost stalled. The contact drove the vehicle back to the residence and it was difficult to shift into park(P). The contact was unable to restart the vehicle and called a towing service. The contact was informed by the tow truck operator that the 12-Volt battery needed to be replaced. The vehicle was repaired; however, the contact stated that the failure reoccurred. The contact stated that the vehicle stalled with several unknown warning lights illuminated. The vehicle was towed to the residence and the contact was informed that the 12-Volt battery and the START/STOP battery needed to be replaced. The vehicle was repaired, but the contact stated that the failure reoccurred. The contact had taken the vehicle to a local dealer. The dealer performed a preliminary diagnostic test and advised the contact that there were several electrical failures and that a comprehensive diagnostic test was needed. The vehicle was not repaired. The manufacturer was not informed of the failure. The failure mileage was approximately 107,000.