Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Dolly Towing
(All-Wheel-Drive Vehicles)
Notice: Towing an all-wheel-drive
vehicle with all four wheels on the
ground, or even with only two of
its wheels on the ground, will
damage drivetrain components.
Do not tow an all-wheel-d ...
Odometer
Displays the distance the vehicle
has been driven in either
kilometers (km) or miles (mi). ...
3-D Lane Guidance
Some major metropolitan areas may include a 3-D lane guidance feature for highway
exits and junctions. This feature gives you an enhanced representation of the exits
and junctions on the route. ...