1st Gen. Ram - All Topics Discussion for all Dodge Rams prior to 1994. This includes engine, drivetrain and non-drivetrain discussions. Anything prior to 1994 should go in here.

How much refrigerant does are trucks hold?

Old May 26, 2009 | 12:05 PM
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How much refrigerant does our trucks hold?

Im replacing all my ac hoses so i will need to add refrigerant. How much do they hold?
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Old May 26, 2009 | 12:15 PM
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From: all over see below
im assuming all first gens are the same but if not mine is a 93
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Old May 26, 2009 | 05:44 PM
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I believe my 90' says 41 oz right on the fan shroud. If you are converting it to R-134 i think you only put in 80 percent of that.
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Old May 26, 2009 | 06:20 PM
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my sticker is long gone
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Old May 26, 2009 | 08:09 PM
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I am still using R12.
Got a 30 pound cylinder when I retired.
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Old May 26, 2009 | 08:51 PM
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If you are going to use R-12 then you would fill it until the sight glass clears.
Mine is a 1991 and it took 46 ounces to clear the sight glass.
Jim
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