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

We don’t always have the answers, but we have some people on speed dial who do — which is why we present to you our series FYI where we have experts explain if lip balm is actually bad, how often you ...

With temperatures reaching the high 90s last week, it’s been a fast start to air conditioner season. For those without central air conditioning, window AC units are probably the next best thing. While ...

It's hot. Like, really hot. Learn how to clean a window AC unit, and you can stay cool all summer long. Millions of Americans are under heat warnings this summer, and window air conditioners are ...