NHTSA Complaint #11675174 — 2024 GMC YUKON

The contact owns a 2024 GMC Yukon. The contact stated while starting the vehicle, there was a loud knocking sound coming from the engine compartment. There was no warning light illuminated. The contact received notification of NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling); however, the part to do the recall repair was not yet available. The vehicle was taken to the dealer but was not diagnosed or repaired. The dealer informed the contact that authorization was needed from the manufacturer to complete the inspection of the vehicle. 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 opened. The approximate failure mileage was 21,116. VIN tool confirms parts not available.