Here are the most common problems that crop up with window and central air conditioners—many you can fix yourself—plus CR's ...

In this troubleshooting situation you have responded to a complaint that a 4-ton package unit air conditioner is not cooling. When you arrive, you find that the indoor air handler is running, the ...

It’s 90 degrees outside. You get in your car and turn the air conditioner on, and only warm air blows out of the vents. You've got issues, but don't fret. There are a few basic things to check first.

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 ...

It's summer time, it's starting to get hotter out each day and we're all relying on our air conditioners to keep cool as the sun beats down on us. There is nothing worse in that situation than the ...

Per AutoZone, there are several reasons why your car's AC may not be blowing cold air. Leaks and compressor issues are two of the most common problems. Some problems can be easily fixed while others ...

Consumer Reports has no financial relationship with advertisers on this site. Like any appliance, air conditioners need a little TLC to deliver optimal performance. And it’s the ACs that haven’t been ...