Any idea or help Would be Greatful !! 2 days ago i was driving around on 4 Bulbs 2 headlights 2 fog lights then i was driving thru slush and snow .. and brought it to auto shop to get Duel Exhaust put on .. okay that was great got it done and Looked REALLY Nice so i was happy after that went to my buddys house and noticed Drivers side headlight and Fog light went .. ok no big deal bought the bulbs threw them in .. Still Dont work !? but the bulbs that i thought were bad ...are good they work on Pass. side .... Now im stumped .. sounded like a fuse .. so okay .. tired the Fuses and their all Good RH Side low beams fuse good l side low beam fuse good ? why only the drivers side ? how do i fix it ?

BTW its a
2005 5.4l XLT Super Crew

 

How did you test the fuse? Put a DMM on the socket and test for voltage. I'd then start looking at the wiring and see if any obvious fraying or cutting has happened.