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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.

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Recent Automotive Discussions in the Automotive HVAC Forum

Those darn Toyota plastic 'locks'
09/20/2017 in the HVAC Forum
Despite the fact that I have TWO fancy special tools for removing those plastic locks that secure the AC lines to the Evaporator on many many Toyota models....and despite the fact that myself and the other tech have been through this several times, we usu...
2002 Mercury
09/18/2017 in the HVAC Forum
[HVAC: 02 Mercury Sable GS 3.0L] Manual HVAC Has poor A/C performance. Can't get below 58* discharge temp. Temp door will move from cold to hot. Pressures were within specs for load and temp. Refrigerant was recovered and charged by weight just to be sur...
Mastercool RECOVERYMATE Portable Recycler/Recycling Module
09/15/2017 in the HVAC Forum
Mastercool 69500 RECOVERYMATE Portable Recycler/Recycling Module A question has been asked from one of our members abroad. Since the RECYCLE GUARD™ and DUAL AUTOMATIC RECYCLE GUARD™ might not be available to some of our members abroad, I wante...
09 F150 5.4 No blend door operation
09/14/2017 in the HVAC Forum
[HVAC: 09 Ford F-150 Platinum 5.4L] Sorry about the last post. I didn't realize even if you enter the vehicle it doesn't automatically show yall that. Using a Snap On Verus I can watch the PID data and when commanded neither of the blend doors show movem...
Has Anybody Used This Product?
09/06/2017 in the HVAC Forum
This is a product that allegedly cleans evap & heater cores by being introduced through the evap drain tube. I've never used it. The burning question is "Does it really work?" [goo.gl].

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