Auto Air Conditioning & Heater Repair/AC on 93 Chevy Van

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Question
how can I tell what refrigerant is used on my van? I don't know what to charge it with, is there an any quick way to tell?

Answer
Hi John

More than likely your system is R12 which you can not buy anymore.
There are some blends in the market like FR-12 or freeze 12 but it is best to retrofit to R-134.  You can be sure by looking at the fittings.  If it is R-12 the large diameter hose will have a bigger fitting than the high side hose.  On R-134  your thicker hose has the smaller size fitting in comparison to the high side hose.

Auto Air Conditioning & Heater Repair

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Candido Figueroa

Expertise

Most questions on automotive air conditioning service and repairs.

Experience

Completed Education in 1984 and started my own business in 1987. Have owned and operated an automotive air conditioning reapair shop in South Florida since 1987.

Organizations
Mobile Air Conditioning Society International Since 1992

Education/Credentials
Miami Lakes Technical Education center 1984

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