Posted 3/24/2018 18:08 (#6662987 - in reply to #6662914) Subject: RE: vibration in 2013 ford F150
SE corner of West TN
I had a 2008 F250 4x4 with the same problem. Did everything you have done and didn't change a thing. Finally found a bad CV joint on the front driveshaft. A new one solved the problem.