Cadillac Repair: 2000 Sevelle, sevelle, actuator

Question
air conditioner blows hot but not as hot on the passenger side has dual temp controls

Answer
Most likely you have a faulty damper door actuator on the drivers side.

IS or HAS the CHECK ENGINE light ever illuminated while driving the vehicle or has any messages displayed in the message display center ?.

If you want pictures and test procedures of the drivers side actuator, E-mail: onlineautohelp@msn.com