Automotive Air Conditioning Information Forum

JohnHere.....
I need to contact you privately concerning this message but I don't see a way to send you a private message?

I need to replace my compressor and have noticed some quite inexpensive units on Amazon. I'm sure they are all chinese clones. Are these worth it for a DIYer on a budget?

Unit I a replacing is a 6seu14c on a toyota.


Hello GMBDguy!

What a timely question.

My thoughts.....
There's a very good ...

Hello!

Anyone ever had a failure of a rear TXV on a vehicle that had front and rear evap cores and expansion valves while the compressor, fron t TXV, drier and pressure switch were known to be working properly?

I'm azzuming that it's likely a closed single loop system whereby a clogged / blocked ...

Cindy Zhang wrote: Tue Sep 15, 2026 12:00 am LOL I am a real person in China. Maybe it's just a minor issue, I think.

Thank you for posting that. I think posts like that can really help people.
I'm pleasantly surprised you're posting from mainland China.

GMBDguy wrote: Wed Sep 16, 2026 12:37 pm Thats a good idea. Never thought of using my brake bleeder

Thanks. Works for me.
The one I use for AC testing was never used for any brake work. I wouldn't want to accidentally contaminate AC lines with brake fluid.
These vacuum pumps are cheap enough to afford one for this purpose fortunately.

For those with a Gen 4 Dodge Caravan (2001-2007)
Also applies to Gen 3 Chrysler minivans from 1996-2000.
(And most vehicles generally speaking)

If you do not have a Dodge Caravan this might be of no interest or value to you? You might want to skip (TL/DR),

Sometimes on these vehicles (actually any ...

That vehicle uses R134a refrigerant.
Pressures when the vehicle is not running should be very close to the Ambient temperature in F at your location.

300psi with the vehicle not running might might indicate an overcharge condition.
Low side at 100psi when running sounds too high to me.
But the ...

Tim wrote: Thu Sep 10, 2026 4:39 pm Diametric
Thank you for the donation to the forum. It's much appreciated.

My pleasure!
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Maintaining a forum is more work than those who've never run one might imagine.
Thanks for this great resource!

Hello jfklein!

At the same time you're dealing with your GTI slow leak, I also had a slow leak on my 2001 Dodge Caravan.
In my case it was a bad high side port. I was able to unscrew the old one and install a brand new one.
I also found that all the rubber O-rings at the evaporator were all smushed ...

Since this is a Dodge Caravan specific thread.....

If you are working on a 2001 that has the electronic sensor mounted on the expansion valve....

Be extra careful to pay attention to the sensor connector that goes to the air intake bellows at the throttle body and the connector that goes to the ...