digital dual climate control out?

[pontiacGTP123]

The drivers side of my gtp blows out cold air even though the heat on my side is on, the passenger side works fine cold or hot. figured the dual climate control unit is out. Just wanted some suggestions for i bought a new one.

 

[98gtp]

Probabaly the heat blend door motor, unfortunatley the drivers side is harder to get to than the passanger's side. I haven't done it myself, I have removed thr passangers side motor, and put it in a different car with the auto climate control module.

 

[pontiacGTP123]

dang that sucks, wonder how I could make sure that is it before I go tearing it apart