it has a vibr at 60mph to start number and a ruff idle some times 3 injector went out sorry cummins 4x4 auto s&b air cleaner dealership has done transmission rear drive shaft 6-injectors ecm both front axle joints comp test 1-297 2-315 3-330 4-350 5-354 6-326 bal test inconclusive they say fuel is contaminetion and turbo shows evdence of sand blasting truck runs like it shuld but the vibration i cleaned all grounds 6 new tires and 6 more new tires need help please mike

 

You know, if you used some punctuation so people would know where one sentence stops and another begins so they could understand what you are saying, they might answer you with something helpful.