Rawze.com: Rawze's ISX Technical Discussion and more

From the site: Effective for Cummins on-highway aftermarket sales in the United States and Canada on or after October 1, 2018; variable geometry turbochargers and electronic turbo actuators MUST be diagnosed on-engine by a Cummins certified or authorized repair location to be eligible for warranty coverage. Click here for more information.

I just noticed this. Anyone had to deal with it?

It has been that way for a few months. Warranty claims still cannot be denied unless they can prove some sort of abuse or mis-use of some kind.