Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will be downloaded to the vehicle.
Destination Download: Push 
, then
request the Advisor to download directions to the navigation system in the vehicle.
After the call ends, push the “Go” button on the navigation screen to begin driving
directions. Destinations can also be downloaded on the go. For information about
eNav, Destination Download, and coverage maps visit www.onstar.com.
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 ...
Brake Adjustment
Every time the brakes are applied, with or without the vehicle moving, the brakes
adjust for wear. ...
Compass Recalibration
This display allows for calibrating the compass. See Compass on page 5‑6 for more information. ...