Common AC Problems and What They May Mean

Learn about common air conditioner problems, what may cause them, what you can check first, and when it may be time to call a licensed HVAC technician.

AC Not Cooling

If your AC is running but not cooling, the issue may be a dirty filter, low refrigerant, frozen coils, thermostat problems, or a failing compressor.

HVAC technician testing an outdoor air conditioner unit during an AC repair inspection

AC Blowing Warm Air

Warm air from your vents may be caused by thermostat settings, restricted airflow, refrigerant issues, or problems with the outdoor unit.

Homeowner checking a thermostat for an AC cooling problem inside a home

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