We don't have a lot of Cadillac CTS AC / heater problems on file — feel free to add yours here. The most common CTS AC / heater problems occur at 28,000 miles. Click on a year below.

Worst AC / Heater Problems
mold smell 2010 Cadillac CTS
heater core leaked 2010 Cadillac CTS
A/C / heater stop working 2017 Cadillac CTS