2004 Chevrolet Monte Carlo Q&A

2004 Chevrolet Monte Carlo Question: Heating problem - heat on passenger side - not on drivers side

Cold air blowing out on drivers side - heat blowing out on passenger side - what do I do to correct. this is the 2nd time - first time they blew something out but this time it didn't help I have a diagnostic code of PO128 and PO171 -
Answer 1
maybe the blend door is not working -
Related Items:
There are 2 cooling fans, the one on the driver's side comes on when engine heats up or if AC is on. The fan on the passenger side does not seem to be running at all. Shouldn't one of the fans run...
a few months ago i had an issue with the heating and cooling system in my car. when i would turn on the a/c, the air would get cold on the passenger side of the car, but would stay hot on the drive...
My ac/heater will not blow out any air, but I can still feel warm or cold air coming from the vent. I recently had a tire blowout on the driver side, which dented the fender and knocked my signal l...
I have dual climate controls and the heat on my driver's side does not work but my passenger side heat works fine....