The contact owned a 2021 GMC Denali. The contact stated that while his wife was driving at 25 MPH, the vehicle lost power steering. The vehicle failed to turn and crashed into a tree. There were no reported injuries. There were no warning lights. The contact stated that the failure was related to NHTSA Campaign Number: 21V455000 (Steering). The vehicle was taken to his residence. There was no police report filed, airbag deployment, or fire. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The insurance company deemed the vehicle to be a total loss. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 67,000.