ac heating on 2001 Hyundai Sonata

you can turn ac heat to full cold and it can be 60 degrees outside and hot air till comesout the vents it will stop if i switch to inside air only

1 answer
I think you have control system problems. You need it checked by a Hyundai or Mitsubishi specialist.
If you want to find a specialist, here's our directory link for you:
https://repairpal.com/directory?address=44109&car_brand_names=Hyundai