One problem related to rear window wiper washer motor has been reported for the 2020 Ford Mustang. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2020 Ford Mustang based on all problems reported for the 2020 Mustang.
The contact owns a 2020 Ford Mustang. The contact stated that the passenger's side rear window failed to roll up completely. The contact also stated that the front passenger's side window would continuously roll up and down upon starting the vehicle and while driving. Additionally, the contact stated that the windshield wiper relay had failed. The trunk and hood warning lights were illuminated. The contact stated upon engaging the front passenger’s and driver's side seat heaters, there was an abnormal sound coming from the rear seats. The dealer was notified of the failure and picked up the vehicle for diagnostic tests. The vehicle was not repaired. The manufacturer was notified of the failure and referred the contact to the NHTSA hotline. The failure mileage was approximately 68,000.