The contact owns a 2023 Toyota Tundra. The contact received notification of NHTSA Campaign Number: 24V381000 (Engine and Engine Cooling); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was contacted. The vehicle was not diagnosed or repaired. The dealer confirmed that parts were not yet available. The manufacturer was not made aware of the issue. The contact had not experienced a failure. The VIN was not available. VIN tool confirms parts not available.