NHTSA Complaint #11489159 — 2011 HYUNDAI SONATA

The contact owns a 2011 Hyundai Sonata. The contact stated that upon starting the vehicle, the vehicle would emit abnormal loud knocking sounds. The contact also stated that the vehicle had been experiencing excessive oil consumption; the vehicle was consuming about 4 quarts of oil per week. Additionally, the contact stated while driving at approximately 50 MPH, the vehicle shuddered violently and stalled. The check engine warning light was illuminated. The contact stated that the electric power steering assist and the brake assist were no longer operable. The contact veered to the side of the road. The vehicle was towed to the local dealer who diagnosed that the engine needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The contact associated the failure with NHTSA Campaign Number: 18V934000 (Engine). The failure mileage was approximately 118,000.