Warning
Unlocked doors can be dangerous.
To lock or unlock the doors from outside the vehicle:
or
on the Remote Keyless Entry (RKE)

To lock or unlock the doors from inside the vehicle:
or
, if equipped.
Remote Keyless Entry (RKE) System Operation
Central Locking SystemJump Starting
For more information about the vehicle battery, see Battery on page 10-22.
If the battery has run down, try to use another vehicle and some jumper cables
to start your vehicle.
Be sure to use the following steps to do it safely.
Warning
WARNING: Battery posts, terminals, and related accessorie ...
Navigation
OnStar navigation requires a specific OnStar subscription plan.
Press to receive directions or
have them sent to the vehicle navigation screen, if equipped.
Destinations can also be forwarded to the vehicle from MapQuest.com.
Turn-by-Turn Navigation
Press to connect to a live
Advisor.
...
Auxiliary Devices
Using the Auxiliary Input Jack
Settings menus and functions may vary depending on vehicle options.
If equipped, the auxiliary input jack in the center stack can be used to connect
external audio devices such as an iPod®, iPhone®, MP3 player, CD player, and other
supported devices for use as an ...