Sprinkle pork roast with seasoning mix and place in slow cooker.
Combine green chilies, onions and orange juice. Pour over top of pork roast. Secure lid and cook on low for 6-8 hours.
Preheat oven to 425degF.
At least one hour prior to end of cook time for pork, combine slaw ingredients in a bowl and place in refrigerator until ready to serve.
Remove roast from slow cooker. Shred pork and toss with bbq sauce. Then spread out on a parchment paper covered baking sheet. Place in oven for 10 minutes.
Place dinner rolls, inside face up, on a parchment paper lined baking sheet. Lightly spray with cooking spray. Add to oven and cook for 5 minutes.
Build the sliders with a portion of sauced pulled pork on toasted bun bottom. Then add portion of slaw followed by toasted top and secure with a long toothpicks.