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Re: 06 Cobalt PCM question
Posted to Technical Discussion Forum on 7/24/2012

Hi Thomas

On this car when you press the AC button you are sending the request to the BCM. The BCM sends a signal down the data lines to the PCM. I can see the request from the BCM to the PCM on the scan tool. The command to turn the AC on does not respond. ... Login to read more.