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Re: 2003 Chevy Avalanche, Intermit 400psi?!?!
Posted to HVAC Forum on 8/12/2014 1 Reply

I'm with Gary , airflow issue. Could be the fan clutch or a dirty condenser. I would check both carefully. I have seen this many times and a good condenser wash of the outside fins does the trick. Just because the airflow feels good doesn't mean it is getting ... Login to read more.

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