Sometimes when running A/C on high it blows cold for awhile then freezes up. When that happens air blows warm. Turning it off for awhile then running on low or medium blows cold without freezing up. This is more common when running A/C on a humid day.
2014 Winnebago 26FWRKS 5th Wheel
2007.5 Dodge 2500 6.7L Diesel
2004 Dodge Durango Hemi 3.55 (Used to tow TT)