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, ...

Q. I’ve come across products that claim to be replacements for R-12 (Freon) for car air conditioning. What do you know about this? Will they damage my 1987 Toyota van? A.M., Chicago A. Under the U.S.

EPA has again revised standards for refrigerant used in vehicles. R-12 refrigerant (aka “Freon”) was the go-to coolant for more than 50 years. Then it was discovered that chlorine atoms in escaped ...

The word Freon is commonly used when talking about a car’s air conditioning system; however, it is merely a brand name trademarked by the Chemours Company for their line of chlorofluorocarbon ...

In some respects, servicing today’s refrigeration systems is no more complicated than it ever has been. What has changed, however, is the need to understand the differences in the newer refrigerant ...