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Re: idler noise
Posted to HVAC Forum on 8/3/2020 4 Replies

Hey Robert. There is a tsb for this. GM says its oil slugging in the compressor which is lowest pint in the system. They say check for oil over charge, restrictions and contamination. If all good slam a new compressor.

HOWEVER, you may want to try a gadget ... Login to read more.

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