Thanks for the link, I didn't know there was plastic adhesion promoter! Adding to the list of things I didn't know...sigh.
The pebbling, or leather texture did not come off when I gently wiped the sides and bottom of the panel, just took off the grunge and discoloration but it did remove it from the dash, which is fine as it will have leather on it.
Given what this article is saying, I will sand it now too just to make sure nothing translates through the leather.