1998 Oldsmobile Silhouette "front ac blows cold" Questions

ac from the rear controls and still non tempered air. But the front was cooling.  I have taken my van back to the service center a couple of times. He said after he replaced the cabin air filters

...front air get real cold but the back rear vent with its own control system just blows hot air can it be the fuse or what you probuby have dual ac and one is not operating check. fuses relays and if ...

...ac from the rear controls and still non tempered air. But the front was cooling.   I have taken my van back to the service center a couple of times. He said after he replaced the cabin air ...

...AC is activated. The front has cold air coming from the vents, but the back has hot air blowing. The temperature of the air is always hot, even though I have tried adjusting the temperature setting ...

...front of the compressor, is it turning? "Engaged" if so, the system has enough refrigerant to activate. If the system is low on refrigerant it will not work properly. In this case an air conditioner ...

...ac was cold and front would blow warm. Now ac doesn't blow cold front or rear. The system charge is ok, and I replaced the control knob panel already. Can anybody help me? Thank you. Have the ...

Front AC now works very well, but rear AC vents do not blow cold. How is this possible as there is only one compressor that is connected to the front and rear evaporators. If the front is blowing cold

...ac it may not work at all in the front. Again, it always works in the back. Thank you. Check if the compressor is working. looks like there is a problem with compressor , hence working

...FRONT AC ISSUE My front ac is blowing warm while my rear ac is blowing cold with out any issues. I can put the front on vent and adjust the heat to the warmest setting and then work it back to the ...

...front vents do not blow anything out. I can turn off the ac and turn it on again and the ac will blow cold ac again but will stop blowing within minutes. Can anyone help? I recharge unit for your ...