a/c system diagnosis on 2002 Cadillac DeVille

cold air passenger side,hot drivers side. which blend door motor controls this, and how to tell if it is or not bad.you can be technical

Asked by for the 2002 Cadillac DeVille
1 answer
What is the setting you are looking for, hot or cold. To test is with a Tech2 scan tool for the a/c data, and/or output controls.