NHTSA Complaint #10714799 — 2011 HYUNDAI SONATA

WHILE DRIVING FOR APPROX 20MINS ON HWY AT 60MPH, THE VEHICLE'S ENGINE BEGAN TO KNOCK, APPROX 3 MINS LATER A LOUD EXPLODING SOUND ACCOMPANIED WITH WHITE SMOKE AND LOSS OF POWER OCCURRED. OIL WAS CHANGED YESTERDAY BECAUSE CHECK ENGINE LIGHT BECAME ILLUMINATED AND THE OIL WAS CHECKED WITH NO OIL REGISTERING ON THE DIPSTICK. VEHICLE HAD TO BE TOWED TO A LOCAL MECHANIC. WHEN TOW TRUCK ARRIVED UNDER THE HOOD INSPECTION NOTED NO OIL ON TOP OF ENGINE OR ON UNDERSIDE OF HOOD, NEW OIL FILTER STILL IN PLACE AND SNUG, OIL PAN DRAIN BOLT STILL IN PLACE. OIL USED WAS 5QTS OF 5W-20 QUAKER STATE PER MANUFACTURER'S RECOMMENDATION. *TR