Oo. (arial)
I am a newbee on this site. Also a newbee Dodge diesel owner.
I own a '99 2500, ext cab, shortbed, 214k miles, trans kit? Transmission was fixed/changed/rebuilt? at 170k.
When driving unloaded at 44-46 mph @ 1200 rpm it shifts down (from OD) then up, then down, etc. Cannot stop...