See also:

Steering Wheel Controls
For vehicles with audio steering wheel controls, some audio controls can be adjusted at the steering wheel. (Push to Talk): For vehicles with a Bluetooth, OnStar, or navigation system, press to in ...

How OnStar Service Works
: This blue button connects you to a specially trained OnStar advisor to verify your account information and to answer questions. : Push this red emergency button to get priority help fro ...

Door Ajar Light
For vehicles equipped with this light, it comes on when a door is open or not securely latched. Before driving, check that all doors are properly closed. See Door Ajar Messages  for more in ...