See also:

Compass Calibration Procedure
1. Before calibrating the compass, make sure the compass zone is set to the variance zone in which the vehicle is located. See “Compass Variance (Zone) Procedure” earlier in this section. Do not ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to the v ...

Emergency
With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it. Push to connect to an Emergency Advisor. GPS technology is used to ...