i have an 88 mercury cougar havent done anything to the Air Conditioning and it works but blows out hot air?

Q: what kind of refridgerent Does The Car Come With I think I'm Out But I Dont Know What Kind To Get? Anyone good with OLD cougars

A: it used R12. all new cars use R134. you will ned to convert it to R134. all the seals should be replaced when this is done. i'm sure you have a leak somewhere. you will need to fix that first.

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