1In a small bowl, whisk together first 6 ingredients. Place in a resealable plastic bag and add pork; shake to coat.
2Coat slow cooker bowl with nonstick cooking spray. Place pork in bowl and pour marinade over top.
Cover and cook on HIGH for 4 hours or LOW for 6 hours.
3Remove pork to a large baking dish and keep warm. Pour liquid from slow cooker into a saucepan.
In a small bowl, stir cornstarch into broth.
Bring liquid in saucepan to a boil and whisk in the broth mixture. Cook for 1 minute.
4Shred pork into large pieces with two forks; stir in sauce. Spoon over noodles.