When the mercury rises outside, nailing down why your AC is not cooling becomes a top priority. There are eight common reasons why this happens, including dirty filters, and some of which you can fix ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › A: It’s the last thing you want on a sweltering summer’s day: a central air conditioner ...

Check simple issues first like thermostat settings, dirty filters, or blocked vents. Look for leaks, blown capacitors, or electrical problems. Call an HVAC pro for anything complex or needing special ...