2004 GMC Yukon "passenger blowing cold" Questions

...and now the passenger side gets cold air and not hot. Another $600 going out the door. The repair shop said that sometimes they can adjust it, but most of the time they have to replace it. Good ...

driver side hot air , pass and rear cold air The driver side is the only vent blowing hot air , the defrost and passenger and rear all blow cold air . baffle doors in ductwork stuck in position..

...cold air on the driver's side and warm air on the passenger side. The a/c also makes a rumbling sound on occasion. I can't associate the sound w/ anything specific...but it does stop when the a/c is ...

...passenger side is blowing cold air is this a control sensor or a temp. sensor that could cause this problem manual temp control? or auto temp, its either out of calibration or the blend door actuator ...

...blowing in front but still blows and blows cold air in back first off make sure you have no blown fuse. but front blower motor may be bad. if it does not work in any speedyou can check for power at ...

...when the AC is on. Cold air come out of the passenger side. Probably the left temp actuator. The wires in the right I/P junction block could have poor tension also, but it's usually the temp

...blowing out all the time. when my heater is off or on cold setting anybody have any answers for me?? Verify that the blower is in fact turning off, if it is then you have an air leak at the firewall ...

...cold air when the heat is turned on (with the re-circulation on or off). Are there two heater cores too? If not, is there a way to direct some of the hot air in the front to the rear of the passenger ...

...blowing cold to hot air then shuts down. It only happens every few weeks....when I get in the car the next morning....it's works perfect. The unit in the back for the passengers works fine. Sounds ...

...cold air through the vents -driver side thermostat will not control temperature. After 15 minutes, driver side air blows hot. Passenger side and rear a/c works fine. you need to change drivers side ...