The contact owns a 2016 Land Rover Range Rover Sport. The contact stated while driving at an undisclosed speed, there was an abnormal sound coming from the front of the vehicle. No warning lights were illuminated. The vehicle was taken to the dealer, who diagnosed failures with the front passenger side upper steering knuckle and front axle tube. The vehicle was repaired, but the failure reoccurred. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 24V840000 (Steering), but the VIN was not included. The manufacturer was notified of the failure, a case was filed, and the contact was referred to the NHTSA Hotline for assistance. The failure mileage was 160,000.