AC system 199 chevrolet Tahoe on 1999 Chevrolet Tahoe

AC system picture showing low presure valve

by in Clearlake Oaks, CA on March 21, 2009
3 answers 1 comment
ANSWER by on March 23, 2009
The hose, pressure valve will only install on the low side. Add refrigerant with the air conditioning on and set to high -- engine running. Add enough to get the pressure gauge in the green area.
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COMMENT by on March 25, 2009
Thank You for the reply
ANSWER by on October 13, 2009
i have a 1996 chevy tahoe. the ac nor the heating will work properly. the only thing that comes on is the fan and it only blows on defrost. it will not switch to the other settings. the heating and ac will not come on at all. it is producing no heat or air conditioning. what is going on?
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ANSWER by on June 01, 2010
NO SHOWING LOW PRESURE
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