The contact owns a 2015 Ram 1500. The contact stated that while his wife was driving 40 MPH, the vehicle started to stall and started running rough. The contact’s wife turned off the vehicle; however, while attempting to restart the vehicle, the vehicle failed to restart. There was no warning light illuminated. The vehicle was towed to an independent mechanic and was diagnosed with crankcase position sensor failure. The contact and the independent mechanic believed that the failure was connected to NHTSA Campaign Number: 20V475000 (ENGINE AND ENGINE COOLING). The contact stated that the vehicle had previously been repaired under the recall. The local dealer was contacted; however, the vehicle was not repaired because the vehicle was no longer under recall. The manufacturer was made aware of the failure and referred the contact to the NHTSA Hotline. The failure mileage was approximately 160,000.