There perhaps is nothing more uncomfortable than being in a car on a hot summer day with warm air blowing out of the vents when the air-conditioning system is turned on. This could be occurring ...

Automotive AC recharge scams cost drivers $150+ for unnecessary refrigerant when the real issue is often a $50 clogged ...

If your car AC isn’t cooling like its usual frosty self—or worse, if your car AC is blowing hot air—the chances are pretty good that your AC system is probably still working. It just needs to be ...

Imagine being stuck in bumper-to-bumper traffic on a brutally hot summer day when, unexpectedly, your car’s AC stops blowing cold air. Not only is this going to make your drive unbearable until the ...

Q: I recently took my Buick into the shop because the air conditioner wasn’t cold. They told me the Freon was almost empty. The shop charged me $169 to recharge the system with the caveat that it may ...

One of the prices we pay for discovering new, daily life-enhancing technologies, is occasionally inventing something that turns out to be less than ideal from an environmental perspective. That was ...

Q. P.W. of Oak Park asked whether it was worth fixing a small leak in the car’s air conditioning system (Cars, July 10). You replied that for a 10-year-old car, it might be better to “just top off the ...

The refrigerant R1234yf is being considered for use in air conditioning systems in cars. Chemists now show that, in the event of a fire, it releases the highly poisonous carbonyl fluoride, and urge ...