Instrument Panel Speedometer/odometer problems of the 2022 Hyundai Accent

The contact owns a 2022 Hyundai Accent. The contact stated that while driving, the odometer was registering more miles than she had traveled. While driving, the rear view camera turned on. The instrument cluster light was bright during the daytime and would change to dim at night. Additionally, there was static detected from the radio. There were no warning lights illuminated. The vehicle was taken to the local dealer where they test drove the vehicle and informed her vehicle was working as designed. The vehicle was not diagnosed or repaired. The manufacturer was contacted, who referred her to the local dealer. The failure mileage was approximately 400.