OnStar Navigation is a feature of the OnStar vehicle communication and safety system that provides turn-by-turn navigation and real-time traffic updates to drivers. With OnStar Navigation, you can enter a destination and receive step-by-step directions to your destination. OnStar Navigation can also provide real-time traffic updates to help you avoid congested roads and find the quickest route to your destination.
To use OnStar Navigation, you will need to have an OnStar subscription and a vehicle that is equipped with the OnStar system. You can access OnStar Navigation through the OnStar app on your smartphone or through the in-vehicle OnStar system