We don't have a lot of BMW X3 AC / heater problems on file — feel free to add yours here. The most common X3 AC / heater problems occur at 83,000 miles. Click on a year below.

Worst AC / Heater Problems
A/C not working 2019 BMW X3
foul smell from A/C/heater 2006 BMW X3
bad odor from vents 2004 BMW X3