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Re: 2000 Buick Regal Compressor noise
Posted to HVAC Forum on 7/10/2007

I have never had a new Delphi or A/C Delco compressor come with oil installed except for assemble lube.

GM states to drain the original compressor and measure the oil you get out of the old unit. If you get more than 2 ozs, replace with the same amount YOU r... Login to read more.