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Automotive HVAC Forum

Professional automotive forum for discussion of heating, ventilation, and air conditioning maintenance and repairs. Includes discussion of refrigerants, refrigeration lubricants, system analysis and diagnostics, filtration, HVAC-specific tools & equipment, best practices, and more. This forum is for experienced automotive repair professionals only, membership required.

Continue to the description of our next automotive discussion forum, the Technical Discussion Forum.

Recent Automotive Discussions in the Automotive HVAC Forum

New EPA refrigerant laws in nj
04/17/2018 in the HVAC Forum
There are new laws in NJ governing the sales of refrigerant over 2lbs. It requires EPA license section 608 or 609. Where do i obtain this license? My suppliers will not sell me the 30lb r134a without it. Thank you.
Discharge hose Western Star
04/17/2018 in the HVAC Forum
local county public works brought in a discharge hose from 08 western star 4900SA to me to duplicate, they state the hose is no longer available, the manifold pad (hose side) is almost like a 08 freightliner columbia but not quite,difference is both sides...
AC Sealant
04/14/2018 in the HVAC Forum
I have a client that simply cannot afford a evaporator replacement on their 2012 GMC Acadia and wants an alternative. They know about sealants and am asking me about them, I have never put them in but if that is his only choice then I would like to find o...
Are you considering R1234?
04/14/2018 in the HVAC Forum
Six R1234 services this week. Definitely a record week for us. One was a service on a Dodge factory hot rod that had been in twice before. No comebacks, three separate deer hits. The body shop and I love this guy. We picked up another body shop customer t...
A/C programming
04/11/2018 in the HVAC Forum
[HVAC: 07 Saturn Vue Green Line 2.4L] Looking for some info from saturn guys helping out a buddy with his wifes car replaced A/C compressor with new GM compressor from dealer tried reman but they blew up now A/C stays on constat dealer says needs reprogr...

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