AIR CONDITIONER EXPANSION VALVE LEAK Questions

I Just Recently Replaced The Expansion Valve And O-rings. Pulled A Vacuum And Let It Sit For A Few Minutes And The Vacuum Did Not Hold. I...

R134 Leaking From Somewhere That I Cannot Locate. I Have Had The Dash Partially Dissembled With No Luck Finding The Leak. It Will Sometimes...

I Have The Service Manual, Heating, Air Conditioning, Automatic Climat Control, Model 107. In Section 83-600, B. Control Unit-auto-lo...

Hi Guys, I Have Either A Thermal Valve To Evap Coil Leak Or A Evap Coil Leak. I Have A New Txv But It Is Tough To Know If I Am Installing It...