2002 Dodge Ram ac problem

17,500 MILES • V8 • 2WD • AUTOMATIC
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HBUCK1215
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  • 1 POST
with ac on blower works the lines at the firewall to evap freeze up right away no cold air idoes this unit work with a expansion valve or orfice tube and is there such a thing a a orfice filter if so wher would it be located and could that be the problem any suggestions would be greatly appreciated thank you
Jul 26, 2008 at 11:48 PM
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MERLIN2021
  • ✓Experienced Mechanic
  • 17,250 POSTS


https://images.2carpros.com/forum/automotive_pictures/62217_Ram_1.jpg

Your system has the fixed orifice tube, try replacing and vacuuming the system for a few hours. It's in the liquid line(bottom) of the evap core.
Jul 27, 2008 at 12:04 AM
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