The contact owns a 2015 Land Rover Range Rover. The contact stated that while driving at an undisclosed speed, there was an abnormal knocking sound coming from the front end of the vehicle. The service vehicle warning light was illuminated. The vehicle was taken to an independent mechanic, who diagnosed the vehicle however, the cause of the failure was not provided. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number: 24V840000 (Steering); the VIN was included, but parts were not yet available. The manufacturer was not notified of the failure. The failure mileage was 108,000.