Tire Pressure Light

For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS.
See also:
Perimeter Lights
Press the customization button until PERIMETER
LIGHTS: ON appears in the display. To select
your preference for perimeter lighting, press
the select button while PERIMETER LIGHTS:
ON is displaye ...
Using the Call Command
1. Press and hold for two
seconds. The system
responds with “Ready” followed by a tone.
2. Say “Call”. The system responds with “Call using
<phone name>. Please say the name ta ...
Navigation
This display is used for the OnStar
or Navigation System Turn-by-Turn
guidance. See OnStar Overview or the navigation manual,
if the vehicle has navigation, for
more information. ...
