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Re: GM's A/C compressors with a terrible hammering noise
Posted to HVAC Forum on 9/26/2007 3 Replies

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Although it pains me, Auto Zone is the only place that carries the PAG 46, 100 and 150 oil with dye in 8 oz bottles I like. I park my truck around the corner and cover my shirt logo with duct tape.(v... Login to read more.

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