We don't have a lot of Hyundai Elantra AC / heater problems on file — feel free to add yours here. The most common Elantra AC / heater problems cost $500 to fix & occur at 29,000 miles. Click on a year below.

Worst AC / Heater Problems
moldy smell coming from vents 2014 Hyundai Elantra
A/C not working 2013 Hyundai Elantra
no heat or A/C when stopped, in motion only 2003 Hyundai Elantra