See also:

Using OnStar® Destination Download (US and Canada)
Press the blue OnStar button and an Advisor can locate a point-of-interest or an address and download the necessary information or coordinates to your navigation system. Once the destination is do ...

Canceling Guidance
Guidance is canceled once the final destination is reached. To cancel guidance prior to arrival at the final destination: 1. Press DEST. 2. Press Cancel Guidance. 3. Press OK to confirm. Guidanc ...

Different Size Tires and Wheels
If wheels or tires are installed that are a different size than the original equipment wheels and tires, vehicle performance, including its braking, ride and handling characteristics, stabil ...