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.See Door Locks on page 2-5 and Central Locking System on page 2-6.
Remote Keyless Entry (RKE) System
LiftgateHill and Mountain Roads
Driving on steep hills or through mountains is different than driving on flat
or rolling terrain. Tips for driving in these conditions include:
Keep the vehicle serviced and in good shape.
Check all fluid levels and brakes, tires, cooling system, and transmission.
Shift to a lower gear whe ...
Replacing LATCH System Parts After a Crash
Warning
A crash can damage the LATCH system in the vehicle. A damaged
LATCH system may not properly secure the child restraint, resulting in serious injury
or even death in a crash. To help make sure the LATCH system is working properly
after a crash, see your dealer to have the system inspec ...
Connections
The required specific Onstar subscription plan includes the services that follow
to help customers stay connected.
For coverage maps, see www.onstar.com (U.S.) or www.onstar.ca (Canada).
WiFi Connectivity (If Equipped)
The vehicle has a WiFi hotspot that provides a high-speed, wireless Internet ...