Originally Posted by
tinyrollinhigh
I replaced the u joints on myrear drive shaft ran a little smoother started feeling some resistance from the front end like it wasnt freely rolling slight vibration coming from under driver side floorboard so I'm going to get the u joints for the front drive shaft and go from there as for the rear axle whine geuss ill have to live with it for now how long u think it will whine oh I smelled something burning yesterday before the the resistance in the front end started its a 1999 f150 4x4 xlt 4.6l 205,570mi all stock