I assume you need a new control module and a reflash from the dealer, but has anyone done it?
https://www.gmpartsonline.net/oem-p...meT0yMDE4JnQ9cGxhdGludW0mZT0zLTBsLXY2LWdhcw==
https://www.gmpartsonline.net/oem-p...meT0yMDE4JnQ9cGxhdGludW0mZT0zLTBsLXY2LWdhcw==