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

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 ...

CORRECT DIAGNOSIS: By understanding the causes behind air-side and refrigerant problems, technicians will be better equippied to quickly diagnose issues in an air conditioning system. September 9, ...

If your central air conditioning condenser problem is that the compressor and condenser fan won’t run, first check the thermostat and be sure it’s turned on to cool, and that the temperature setting ...

Consumer Reports has no relationship with any advertisers on this website. Of course it’s on the hottest days that you notice your air conditioner is struggling. And it’s not always the fault of the ...

In hot, humid climates, air conditioners are practically survival tools. I found that out during a recent trip to coastal Mexico, where the temperature consistently stayed above 90 F (32 C) during the ...

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 ...