2002 GMC Yukon Denali "front heater working" Questions

front seat heaters not working in a 2002 yukon denali Make sure to check out the power fuse with the multimeter and check the switch. Most probably its due to burning of seat heater wiring.

...heater. There is only cold air coming from the vents. does front air work properly? for heat i mean?.. the blend doors are suspect as well as the heater hoses to the rear core and its heater valve.. ...

...front two seats won't heat up. When I press the heater button for either seat it will light up for high and low, but the seats never appear to turn on. I have checked all the fuses in the engine bay ...

...Front air vents Do you know how to do automotive electrical testing ? Videos on youtube showing how to do it . Does your Yukon have manual or automatic Heater/AC system ? Could be the blower motor is ...

...front of Denali. Any advise would be much appreciated. Thanks Bob EITHER YOU HAVE A CLOSED VENT, OR THE HEATER MOTOR FROM THE FROM IS SHOT. YOU CAN FIND YOUR FREE ONLINE REPAIR MANUAL AT ...

...front and rear air is not working. I replaced the blower motor relay and the blower motor resistor. I hooked a lantern battery directly to the motor terminals and it runs. any idead what my problem ...

front.Double check and see if you can hear anything moving when you are adjusting temperature from hot to cold.Also check and make sure the air flow moves properly from defrost to vents and floor etc.

...front heater is not blowing but the rear is still working fine. i have to turn the front heater on for the back to work but no air is coming from the front both heaters were working fine, i was ...

...front heater is not working, and the rear works fine The front heater stop working, and the rear heater works. I need a solution Depends on if the heater is working and the hot air is not going thru ...

...front heater to produce warm, hot heat from the blower? for 2003 kia sedona The rear heater works fine but the front heater is the blower only and that is cold air, cannot get any warm air from the ...