Timing Tensioner problems of the 2012 Hyundai Sonata

Tl-the contact owns a 2012 Hyundai Sonata. The contact stated that the vehicle engine failed. When, the contact drove at 45mph the engine failed without warning. The contact was able to move the vehicle out of traffic. The vehicle was towed to a local mechanic. The contact also stated that the vehicle was included in NHTSA campaing number 18v934000 (engine) however, when the vehicle was taken to autonation Hyundai mall of georgia 3445 buford drive buford georgia 30519 phone (770) 674-6079 to for the recall the dealer inspected the vehicle an advised the contact that the engine did not need the recall. The contact also wanted to add that the vehicle was also included in NHTSA campaing number 18v137000 (air bag seatbelt pretensioner may be disable) and wa a taken to th same dealer. However, the dealer did not complete air bag repair the air bag warning light was not illuminated. The manufacturer was contacted. The vehicle was not repaired. The approximate failure mileage was 48,000. Li.