Automotive Air Conditioning Forum

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Forum Yearly Maintenance Donation link.

Last post by Tim « Mon Jul 14, 2025 12:12 pm
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by Tim » Tue May 28, 2024 4:52 pm

Replies: 1
Views: 978970

by Tim
Mon Jul 14, 2025 12:12 pm
Stop buying the AC in a Can products.

Last post by tbirdtbird « Sun May 18, 2025 9:49 am
Posted in Automotive Air Conditioning Procedures, Tips and FAQ.
Replies: 4
by Tim » Sat May 18, 2024 9:16 am » in Automotive Air Conditioning Procedures, Tips and FAQ.

Replies: 4
Views: 1148066

by tbirdtbird
Sun May 18, 2025 9:49 am

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Last post

Air was blowing 40 degree until turn off then blowing hot going to town

Last post by Cusser « Sun Mar 29, 2026 6:47 am
Replies: 14
by p5200 » Thu Mar 26, 2026 3:14 pm
1

2
Replies: 14
Views: 298

by Cusser
Sun Mar 29, 2026 6:47 am
low air flow

Last post by grumpy old man « Fri Mar 27, 2026 6:29 pm

by grumpy old man » Fri Mar 27, 2026 6:29 pm

Replies: 0
Views: 48

by grumpy old man
Fri Mar 27, 2026 6:29 pm
A/C blows cold at first, then gets warmer

Last post by Cusser « Fri Mar 27, 2026 6:35 am
Replies: 2
by jamespalm » Thu Mar 26, 2026 2:07 am

Replies: 2
Views: 138

by Cusser
Fri Mar 27, 2026 6:35 am
Importance of "dust caps" for schrader valves

Last post by JohnHere « Mon Mar 16, 2026 2:58 am
Replies: 10
by Noquacks » Tue Oct 21, 2025 3:26 pm
1

2
Replies: 10
Views: 67859

by JohnHere
Mon Mar 16, 2026 2:58 am
last year of the 134a 30 lb jug

Last post by atikovi « Wed Mar 11, 2026 1:39 pm
Replies: 2
by bmills2@twc.com » Sun Mar 08, 2026 1:35 pm

Replies: 2
Views: 1462

by atikovi
Wed Mar 11, 2026 1:39 pm
Choosing trinary switch pressures

Last post by JohnHere « Tue Feb 24, 2026 7:37 pm
Replies: 2
by andrew vanis » Fri Feb 20, 2026 3:18 pm

Replies: 2
Views: 7319

by JohnHere
Tue Feb 24, 2026 7:37 pm
Flushing Vintage Air system ?'s

Last post by JohnHere « Thu Feb 19, 2026 7:53 am
Replies: 5
by RossL » Thu Feb 12, 2026 11:59 pm

Replies: 5
Views: 7742

by JohnHere
Thu Feb 19, 2026 7:53 am
A/C blows cold, then warm after a while – not sure where to look

Last post by JohnHere « Wed Feb 04, 2026 12:30 pm
Replies: 1
by lucaspalm » Wed Feb 04, 2026 2:35 am

Replies: 1
Views: 6156

by JohnHere
Wed Feb 04, 2026 12:30 pm
1999 GMC Yukon

Last post by Carguychris85 « Fri Jan 23, 2026 8:40 pm
Replies: 20
by Mark86 » Fri Nov 14, 2025 12:46 am
1

2

3
Replies: 20
Views: 57950

by Carguychris85
Fri Jan 23, 2026 8:40 pm
1998 Frontier (288K miles)

Last post by Cusser « Sat Jan 17, 2026 3:46 pm
Replies: 31
by Cusser » Wed Jun 11, 2025 6:46 am
1

2

3

4
Replies: 31
Views: 244935

by Cusser
Sat Jan 17, 2026 3:46 pm
1999 Chevy Tahoe will not cool properly

Last post by JohnHere « Sat Jan 17, 2026 3:25 pm
Replies: 7
by hekg » Mon Dec 15, 2025 11:26 am

Replies: 7
Views: 23979

by JohnHere
Sat Jan 17, 2026 3:25 pm
Help - flushing out wrong oil from AC system

Last post by JohnHere « Fri Dec 12, 2025 9:26 pm
Replies: 5
by jm_vectrab » Sun Dec 07, 2025 5:55 am

Replies: 5
Views: 18818

by JohnHere
Fri Dec 12, 2025 9:26 pm
Hydrolock - Why Doesn't PAG Oil Cause It

Last post by Cusser « Tue Dec 09, 2025 6:24 am
Replies: 2
by peanutaxis » Mon Dec 08, 2025 11:23 pm

Replies: 2
Views: 12325

by Cusser
Tue Dec 09, 2025 6:24 am
What is the refrigerant route inside evaporator?

Last post by jm_vectrab « Tue Dec 02, 2025 4:30 pm
Replies: 2
by jm_vectrab » Sun Nov 30, 2025 4:45 pm

Replies: 2
Views: 14035

by jm_vectrab
Tue Dec 02, 2025 4:30 pm
2016 Chevy Suburban AC Blowing warm air-HELP!!!

Last post by JohnHere « Sat Nov 29, 2025 5:23 pm
Replies: 4
by bags284 » Sun Nov 23, 2025 4:54 pm

Replies: 4
Views: 19066

by JohnHere
Sat Nov 29, 2025 5:23 pm
HELP - Copper or Brass AC Condenser barb fitting to O ring conversion

Last post by JohnHere « Tue Nov 25, 2025 10:53 pm
Replies: 1
by kuseetha » Mon Nov 24, 2025 1:06 am

Replies: 1
Views: 13831

by JohnHere
Tue Nov 25, 2025 10:53 pm
Car running hot since I added AC

Last post by Mark86 « Sat Nov 15, 2025 2:47 am
Replies: 5
by RossL » Mon Jul 21, 2025 7:16 pm

Replies: 5
Views: 111931

by Mark86
Sat Nov 15, 2025 2:47 am
Second Compressor Also Buzzing/Clicking loudly

Last post by JohnHere « Sat Nov 08, 2025 9:47 am
Replies: 4
by peanutaxis » Fri Nov 07, 2025 12:38 am

Replies: 4
Views: 17595

by JohnHere
Sat Nov 08, 2025 9:47 am
1955 Chevy Belair Factory A/C

Last post by Nomadman2001 « Tue Nov 04, 2025 5:00 am
Replies: 9
by Dars55Belair » Sun Aug 03, 2025 8:37 am

Replies: 9
Views: 20460

by Nomadman2001
Tue Nov 04, 2025 5:00 am
1997 Toyota Tercel—Clutch Doesn't Engage, Blinking A/C Light

Last post by JohnHere « Fri Oct 31, 2025 4:25 pm
Replies: 1
by Davii » Fri Oct 31, 2025 12:25 pm

Replies: 1
Views: 11942

by JohnHere
Fri Oct 31, 2025 4:25 pm
AC Recovery Machine

Last post by JohnHere « Wed Oct 29, 2025 2:01 pm
Replies: 3
by whitworthranch » Mon Oct 27, 2025 8:09 pm

Replies: 3
Views: 13753

by JohnHere
Wed Oct 29, 2025 2:01 pm
1986 Corvette AC Service…was it not done correctly?

Last post by JohnHere « Mon Oct 20, 2025 8:14 am
Replies: 7
by kenlou » Sat Oct 04, 2025 2:48 pm

Replies: 7
Views: 79544

by JohnHere
Mon Oct 20, 2025 8:14 am
high side pressure is even with low side.

Last post by JohnHere « Mon Oct 20, 2025 7:50 am
Replies: 1
by Notnilc20 » Sun Oct 19, 2025 9:25 am

Replies: 1
Views: 54756

by JohnHere
Mon Oct 20, 2025 7:50 am
How to fully empty refrigerant tank during recharging AC

Last post by JohnHere « Tue Oct 07, 2025 2:09 pm
Replies: 1
by timsch » Fri Oct 03, 2025 7:49 am

Replies: 1
Views: 103543

by JohnHere
Tue Oct 07, 2025 2:09 pm
Mark IV AC evaporator history questions

Last post by MarkIVRVAInventor « Mon Oct 06, 2025 7:47 pm
Replies: 25
by davidh73750 » Fri Jul 10, 2020 11:36 am
1

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3
Replies: 25
Views: 142442

by MarkIVRVAInventor
Mon Oct 06, 2025 7:47 pm

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