Two problems related to air conditioner have been reported for the 2012 Hyundai Sonata. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Hyundai Sonata based on all problems reported for the 2012 Sonata.
The car is not cooling itself. I had freon put in it and in a day's time it had started to show no signs that the air conditioning in car was working.
The contact owns a 2012 Hyundai Sonata. While the vehicle was idling, a knocking noise was heard. The vehicle was serviced under NHTSA campaign number: 15v568000 (engine), but the remedy failed to repair the vehicle. The dealer diagnosed that the bearings on the air condition compressor failed and needed to be replaced. The contact stated that the vehicle was taken to an independent mechanic where it was repaired, but the failure recurred. The manufacturer was not notified of the failure. The failure mileage was 124,000.