Combine vinegar and water; brush over ribs. Pour remaining vinegar mixture into a 6-qt. slow cooker. Mix together remaining ingredients. Sprinkle ribs with half the seasoning blend; reserve the other half. Cut the ribs into serving-sized pieces; transfer to slow cooker. , Cook, covered, on low until tender, 5-6 hours. Remove ribs; skim fat from cooking juices. Using a clean brush, brush ribs generously with skimmed cooking juices; sprinkle with reserved seasoning mixture. Serve ribs with remaining juices.