In principle, air conditioners and refrigeration units don't produce cold air. These systems transfer heat from one place to another and therefore reduce temperature in a confined area (passenger ...

Last month we discussed air-conditioning troubleshooting and how you can diagnose many of these problems yourself, including: • The need to have the old refrigerant reclaimed and the new refrigerant ...

Vehicle air conditioning is typically one of a car's most durable systems. Though it is often in use every day, a modern air conditioning system just keeps humming along providing cool air when you ...

The compressor is the power unit of the air-conditioning system that puts the refrigerant under high pressure before it pumps it into the condenser, where it changes from a gas to a liquid. A fully ...

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire? According to the contractors The ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Over time, a car's air conditioning system will begin be less and less effective, ...