Hyundai Sonata 2011 Automatic Gasoline For sale Sonata 2011 full option. The car has a rattling sound from the engine. According to them, it needs a filter cleaning, an engine seal, and minor maintenance. Its maintenance is estimated to cost 1000 in full. New tires. The body needs a full repaint as it is faded. I am not aware if it had any accidents before. I travel with the car and use it daily. AC is like ice. Selling as is.