Cellular and GPS Antennas
Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception.
Cellular reception is required for OnStar to send remote signals to the vehicle.
See also:
Remote Keyless Entry (RKE) System
On some models, the RKE
transmitter is used to lock and
unlock the doors from up to
20m (65 ft) away from the vehicle.
On other models, it can be used
up to 60m (195 ft) away.
Key Access
...
Configure Menu
Press CONFIG to adjust several of the system's features and preferences. The
last selected CONFIG screen is the screen that displays: Sound, Radio, Nav (navigation),
Display, or Time. ...
Battery
Refer to the replacement number shown on the original battery label when a
new battery is needed.
See Engine Compartment Overview for battery location.
WARNING
Battery posts, terminals, and r ...