The contact owns a 2017 Chrysler Pacifica. The contact stated that while driving at an undisclosed speed, there was an engine misfire with the check engine warning light illuminated. The vehicle was taken to the dealer, where it was diagnosed with a misfire in cylinder #3. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The contact was informed that the vehicle was undrivable. The dealer declined to release the vehicle without repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 74,600.