Originally Posted by BlackDogBrewing
It's not a Jeep Grand Cherokee, is it? If so, I know THEN THATS YOUR PROBLEM! DRIVE IT OFF A CLIFF AND GET A NEW TRUCK/JEEP.
Fixed above! I hate my Grand Cherokee!!!
Check your wiring or take it to the shop if your not electrically inclined. If its a corroded bulb or socket you will be able to tell by just popping the bulb out and looking at the connection for signs of corrosion. If its wiring... ugg.