High-tech help for motorists

• High-tech auto option
• GM car buyer's option
• General Motors subsidiary
• GM's roadside assistance service
• GM security/diagnostic system
• GM subsidiary with a five-pointed shape in its logo
• GM system with an AtYourService app
• Chevy tracking system
• GM tracking service

Wikipedia Word definitions in Wikipedia
OnStar Corporation is a subsidiary of General Motors that provides subscription-based communications , in-vehicle security, hands-free calling, turn-by-turn navigation , and remote diagnostics systems throughout the United States , Canada , China , Mexico ...