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68gmsee · 06-05-2017, 01:10 PM

Have you tried to add freon lately?

Usually undercharging will do this but over charging will also do it. Best way to see if it's overcharged is to hook it up with a full set of a/c hoses to check the psi on high and low sides -static and idling or running.

06-05-2017, 01:10 PM	#2
68gmsee Active Member Join Date: Jul 2007 Location: Centrally located between Houston, Austin and Waco. BCS area. Posts: 7,947	Re: Ac. Compressorr issue Have you tried to add freon lately? Usually undercharging will do this but over charging will also do it. Best way to see if it's overcharged is to hook it up with a full set of a/c hoses to check the psi on high and low sides -static and idling or running. __________________ 68 GMC 250/3 speed Saginaw p/b p/s 69 Chevy 350/350 currently in pieces still lookin for a cab 06 Trailblazer I just want a vehicle that I can work on, that won't talk to me, leave error msgs or keep track of how I drive...