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Old 08-12-2017, 05:24 PM   #9
F.A.A.benny
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Join Date: Jul 2015
Location: Euless, Tx
Posts: 431
Re: How to clean exterior Evaporator Core

Quote:
Originally Posted by lugnuts09 View Post
I've never really worked on an a.c. system before. It hasn't been hooked up since before I bought the truck. They even bypassed the heater core. I sure hope it's not a leak. All of your input is greatly appreciated.
It should flushed and pressure tested. I would not install an evaporator without pressure checking. I know some guys do take that risk but these evaps can look brand new from the outside and be corroded from the inside. Never know for sure until it's pressure tested
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