Dual Mode
This dual screen symbol displays when the screen is in dual mode.
Dual mode displays the route on half of the screen and a maneuver or Interstate Exit list on the other half. The Interstate Exit list advises of approaching exits. Press this screen button to switch between dual screen and full screen which displays the entire route.
See also:
Vehicle and Power Issues
OnStar services require a vehicle
electrical system, wireless service,
and GPS satellite technologies to be
available and operating for features
to function properly. These systems
may not o ...
Tire Pressure Monitor
System
The Tire Pressure Monitor System
(TPMS) uses radio and sensor
technology to check tire pressure
levels. The TPMS sensors monitor
the air pressure in your tires and
transmit tire pressure rea ...
Turn and Lane-Change Signals
An arrow on the instrument panel cluster flashes in the direction of the turn
or lane change.
Move the turn signal lever all the way up or down to signal a turn.
Raise or lower the lever until t ...