NHTSA Complaint #11687860 — 2021 GMC YUKON

The contact owns a 2021 GMC Yukon. The contact stated that while driving at various speeds, there was an abnormal knocking sound coming from the engine. There was no warning light illuminated. Prior to the failure, the contact had received a postcard about a potential engine failure linked to the vehicle; however, the contact disregarded the notice. Due to the failure, the contact had the vehicle towed to the dealer. The dealer performed a diagnostic test and discovered metal shavings at the bottom of the engine oil pan. The dealer diagnosed the vehicle with engine failure. Upon investigation, the contact discovered NHTSA Campaign Number: 25V274000 (Engine and Engine Cooling) and linked the failure to the recall. The manufacturer was notified of the failure and informed the contact that the VIN was not included in the recall. The contact was then referred to the NHTSA Hotline to report the failure. The vehicle remained in the possession of the dealer because parts to repair the vehicle were on backorder. The vehicle was not repaired. The failure mileage was approximately 93,000.