Originally Posted by Snake17

im thinking the same thing. I ended up taking it to a shop this morning and having them drive it around. They couldnt hear anything after 2 test drives with it. It sounds exactly like metal on metal buzzing sound. It does it on an off every few seconds. Sometimes it wont do it at all for a few minutes. Im very lost as to what it could be. Truck drives awesome, etc but that noise its just driving me crazy hearing it all the time...

i got a video of it as well now. You can faintly hear it if you turn volume maxed out.