The contact owns a 2017 Jeep Cherokee. The contact received notification of NHTSA Campaign Number: 25V011000(Power Train); however, the part to do the recall repair was not yet available. The contact stated that the message ‘Service 4-Wheel Drive’ was displayed. The vehicle was taken to the dealer, where it was diagnosed that the PTU had failed. The vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure and a case was filed. The failure mileage was 110,262. VIN tool confirms parts not available.