NHTSA Complaint #11498496 — 2020 FREIGHTLINER CASCADIA

The contact owns a 2020 Freightliner Cascadia. The contact stated that while driving at various speeds, the low tire pressure alarm sounded at 120 PSI. The contact stated that there was an abnormal buzzing sound detected. The contact stated that the air pressure alert should engage at 60 PSI. The vehicle was taken to the dealer however, the mechanic was unable to duplicate the failure. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 400,000.