The contact owns a 2019 Toyota C-HR. The contact stated that while driving at various speeds, there was a squeaking sound coming from the rear suspension of the vehicle. There were no warning lights illuminated. The contact became aware of NHTSA Campaign Number: 18V710000 (Power Train); however, the VIN was not included. The vehicle was taken to the dealer for an oil change. The contact made the dealer aware of the failure and the recall. The dealer confirmed that the VIN was not included in the recall. The vehicle was not diagnosed or repaired. The manufacturer was not informed of the failure. The failure mileage was 72,000.