Defogger not working


#1

my gmc truck defogger is not working, Pls any help


#2

We help those who help themselves. Describe the problem. We cant even tell if the fan motor runs or the heat works or if you just have fogged windows and have to set the vent system for outside air instead of recycled.


#3

Are you talking about the rear window defogger, or windshield?