We don't have a lot of Ford Flex AC / heater problems on file — feel free to add yours here. The most common Flex AC / heater problems occur at 33,000 miles. Click on a year below.

Worst Ac / Heater Problems
fan vibrates loudly 2012 Ford Flex
A/C stopped working 2014 Ford Flex
recirculating air not working 2009 Ford Flex