Where is onstars call center

Pega Customer Decision Hub™ provided GM with out-of-the-box functionality. Moving OnStar to a central hub and implementing rules-driven customer service for 4G. Minacs Worldwide Inc. and OnStar Corp., has announced the successful launch of a third OnStar Customer Center at the new Minacs facility in Oshawa, Ont. ROADSIDE ASSISTANCE. If you're stranded, have a flat tire or need a tow, an OnStar Advisor can contact a local service provider to help get you.