» » »

Chevrolet Q&A

Ask Your Question

1999 Chevrolet Tahoe Question: AC system 199 chevrolet Tahoe

 

Question

csoones, 5.7L V8, Clearlake Oaks, CA, March 21, 2009, 11:12
 Rookie

AC system picture showing low presure valve

3 Answers
Flag This
  • Answer #1

    March 23, 2009, 14:08
    Profile_thumbnail
     Master

    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.

    Flag This
  • Reply

    csoones, March 25, 2009, 17:50
     Rookie

    Thank You for the reply

    Reply
    Flag This
  • Answer #2

    October 13, 2009, 19:06
     Rookie

    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?

    Reply
    Flag This
  • Answer #3

    Visitor, June 01, 2010, 13:00

    NO SHOWING LOW PRESURE

    Reply
    Flag This