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:
Keyless Trunk Opening
Lift up on the touch pad located
above the license plate to open the
trunk if the RKE transmitter is within
range. ...
Feature Settings Menu Items
The following are customization features that allow you
to program settings to the vehicle:
DISPLAY IN ENGLISH
This feature will only display if a language other than
English has been set. This ...
LDW Error Message
SERVICE LANE DEPARTURE SYSTEM: This message
may appear in the DIC to indicate that LDW is not
working properly. If this message remains on after
continued driving, the system needs service. Take ...