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Re: Sierra Pickup Evaporator Freezes Up
Posted to Technical Discussion Forum on 2/18/2014 1 Reply

What I find interesting is that the PCM thinks the control head is requesting compressor operation but the control head says it is not. I also find it interesting that pulling the cycling switch does not disengage the clutch.

Is there a PID in the PCM data l... Login to read more.

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