Well I got the OB2 reader, there were two faults, but related only to intake and mass air flow. I cleared the codes, hooked up the air intake sensor and a vacuum hose that was loose, and now no codes are being reported. I expected to see sensors in the app's sensor list for HVAC low pressure sensor,...

I will do that. As far as flush, the first can I got was the cheapest stuff AutoZone sold. I blew out a line or two, and it seemed oily, not alchol based. I stopped, read more, and ended up buying the Four SeasonsTemp product, which evaporated much faster. I couldn't afford to buy a gallon of their ...

Great advice, thanks a lot for bothering at all!
In view of all the flushing videos and info I found on the net, I was totally surprised to read your comment about flush. I see there is a forum for that subject on this site, I am anxious to read the posts!
My code reader comes tomorrow.

Ok, so from reading your replies I guess I look like a. idiot. I honestly tried to Google how to properly add oil to an automobile dual AC system. I would guess I spent a few hours over a week period doing that, watching videos, etc., but all I saw was a couple of videos where I saw someone add a li...

The condenser, in front of the radiator. The Deslugger plugs into the compressor, the other side of the Deslugger plugs into the wiring harness plug that used to plug into the compresser. To troubleshoot I removed the Deslugger, but the problem still exists. Four Seasons will not honor the warranty ...

I did drain the factory oil, and discarded it and installed 5 oz of FS brand oil in the compressor, and the other in the drier. That's why I called Four Seasons tech support, I saw varying info about putting oil in the various components. I specifically asked that question, and told him it required ...

I am new to this forum, and glad I found it. I have a problem that I can't figure out. First let me say, I am 68 yrs old, and have always done my own mechanical work, from engine rebuilds to front end, glass work, paint and body, etc. I studied AC back in the 70s using r12. Recently I have a renewed...