The contact owns a 2020 Chrysler Pacifica. The contact stated while driving at an undisclosed speed, the gear shifter independently shifted from drive to park. The contact stated that an unknown warning light was illuminated. The contact drove the vehicle to the shoulder of the road. The vehicle lost motive power. The contact stated that the vehicle eventually restarted. The vehicle was taken to an independent mechanic where it was diagnosed with transmission solenoid shift sensor failure. The contact was informed that the transmission solenoid shift sensor needed to be replaced. The vehicle was not repaired. The dealer was made aware of the failure but provided no assistance. The manufacturer was made aware of the failure but provided no assistance. The failure mileage was unknown.