The contact owns a 2019 Jeep Cherokee. The contact stated that the Service 4×4 message was displayed. The contact stated that the transmission was shifting rough. The contact received notification of NHTSA Campaign Number: 25V011000 (Power Train); however, the part to do the recall repair was not yet available. The local dealer was contacted. The dealer informed the contact that the vehicle should not be driven, to prevent further damages. The vehicle was not diagnosed or repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The failure mileage was approximately 66,000. VIN tool confirms parts not available.