OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview.
See also:
How the System Works
URPA comes on automatically
when the shift lever is moved into
R (Reverse). A single tone sounds
to indicate the system is working.
URPA operates only at speeds less
than 8 km/h (5 mph).
An ...
Engine Heater
The engine coolant heater can provide easier starting and better fuel economy
during engine warm-up in cold weather conditions at or below −18°C (0°F). Vehicles
with an engine heater should ...
High-Beam On Light
This light comes on when the high-beam headlamps are in use.
See Headlamp High/Low-Beam Changer for more information. ...






