2004 GMC Yukon "rear heat working" Questions

REAR HEAT NOT WORKING The rear heat blows cold air. Yesterday morning it felt like the a/c was on in the back. At lunch time I got in the back seat and turned it on from the back and adjusted the temp

...rear A/C works but the heat does not on my 04 yukon. The front A/C and heat work on my 04 yukon, the rear A/C works but the heat doesn't Could be the swap valve/damper not opening to allow air to ...

...rear air blows heat. you have a seperate peice for the rear air in the side panel in the very back of truck that either needs freon or replaced if thats the case you need to take it some where that ...

...rear a/c or heat blower will not come on front a/c and heat work well {: ) If the front a/c and heater is working fine, that's good. At least the problem can be isolated on the rear HVAC circuits ...

...working on 2004 gmc yukon I wondered if it had a fuse of its own and that could be it because everything else works on the mirror? i kind of dought there would be 1 fuse for one mirror if anything ...

...rear air/heat does not work at all. We have replaced resister and this did not correct problem. The switch and the motor are the only two things left,,,but I would bet on the blower motor being the ...

...setting for rear heater control on 2003 GMC yukon Could be the HVAC control processor is malfunctioning.Wtihout testing that would just be a guess . 2003 Tahoe No Rear Heat Fix Suburban Yukon XL ...

...matter what setting is on 1-5 but the rear A/C heat works just fine. I replaced my battery two months ago does that have anything to do with it? check blower fuse,switch,if good could be blower ...

My rear vents dont work, when I turn them on no air/heat come out? check fuses, or the electric fan is not working

a stop light it will quit blowing hot air. Also, the rear heat does not come on at all. Sounds like the cooling system is low and has air pockets. The rear system problem could be something electrical