a.c.

My a.c. will blow ice cold when sitting at an idle. When you go over 30mph it will only blow hot air. My orifius tube (sp?) was just replaced Today by a shop it blew colder than it ever has sitting idle but as soon as I got up to 30 it started blowing hot again. I'm stummped on what it could...

Hi All! I am new to the forum and was hoping for some help/guidance! I recently got a 2013 Lacrosse with E-Assist and really love it, the only issue I have found in my car is that the AC periodically blows much warmer air than what is chosen on the dash, has anyone run into this issue? the...