check engine light stays on, on my 2017

[misterprofessionality]

this is one of the only reasons i was willing to put in a power commander. i was only willing to replace something that was meticulously engineered with something else that was meticulously engineered. Results were good.

Houtman, for my education, what sort of O2 eliminators did you put in? what's their purpose? other than eliminating the O2 sensors of course.