the sdm should be re-learned using the trucks 2002 bcm,i put used sdms in all the time and just do a set-up to change the vin,i think you need to do a sps/tis reprogram of the bcm,but i will try to scan a 2001 2500hd at work tomorow
Follow along with the video below to see how to install our site as a web app on your home screen.
Note: This feature may not be available in some browsers.