Quote:
Originally Posted by aland
'Freon' is a name for old R12 (and similar) refrigerants.
Most cars run R134 now.
The oil is there to lubricate the compressor, and is usually added directly to the compressor when fitting.
If the system has had a major leak the oil may need topping up, but usually it doesn't, just the R134.
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Whoa. So I had already added a 20oz bottle of r134. My car ac gets cold, but should I empty the system out to get oil in there or does it get pushed in like refrigerant.