Quote Originally Posted by Supercharged111 View Post
So I never even considered this as a possibility for my TCC lockup woes in the dually. I still think it's an OS thing, or perhaps I haven't mimic'd my 1500 enough in the 3500, but probably some of my woes lie right here.
Make sure that the road speed you log with SAE.VSS matches the speed displayed on your vehicle dash.