The contact owns a 2019 Ram 1500. The contact stated that upon shifting the vehicle into reverse, the rearview camera failed to display an image on the screen. The vehicle returned to normal functionality, but the failure became a regular occurrence. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 20V191000 (Back Over Prevention), but the VIN was not included. The manufacturer was not notified of the failure. The failure mileage was unknown.