They highlighted eight to troubleshoot. As it turns out, the No. 1 problem affects both window units and central AC systems, and—we’re happy to report—it’s the easiest to fix. If your air conditioners ...

When your air conditioner suddenly stops working, it can be cause for alarm or it can be something as simple as a blown fuse or tripped circuit breaker. While many problems with your air conditioner ...

Let me be the first to point this out: It’s too hot. With many areas of the country suffering through excessive heat warnings, it’s crucial to make sure your air conditioner runs as effectively as ...

Let’s start with the basics. Water freezes at 32° F at sea level and atmospheric pressure. When any surface is below that temperature, and the air around it contains moisture, ice/frost will begin to ...

A faulty air conditioner can quickly ruin a beautiful summer day. Beyond making driving an uncomfortable experience, a defective air conditioner can lead to high repair costs. Today, we cover how AC ...

Like any appliance, air conditioners need a little TLC to deliver optimal performance. And it’s the ACs that haven’t been kept in top-notch condition that tend to struggle most. You don’t need to lose ...

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 ...

Like any appliance, air conditioners need a little TLC to deliver optimal performance. ACs that haven’t been kept in top-notch condition tend to struggle most. We asked air conditioner pros and ...