2001 Buick LeSabre Q&A

2001 Buick LeSabre Question: ac unit hot on driver and cold on passenger

I have a 2001 buick lesabre 82,000 miles. The air on the driver side is warm and the air on the passenger side is cold. -
Answer 1
Do you have the automatic temperature control system that allows driver and passenger to set to different temperatures? Is so, a blend door motor could be at issue in the dahs. If not, it's also possible that the air conditioning system could be slightly undercharged. -
Comment 1
ok i was leaning towards a door motor/actuator problem,so tell me how to retrieve fault codes from hvac module. -
Answer 2
Iam getting part tomorrow to try .look for answer tuesday11th. -