OnStar Vehicle Diagnostics can perform a vehicle check every month. It will check
the engine, transmission, antilock brakes, and other major vehicle systems. It also
checks the tire pressures, if the vehicle is equipped with the Tire Pressure Monitoring
System. If an On-Demand Diagnostics check is needed, press
, and an Advisor can run a check.
Connections
OnStar Additional InformationHigh-Beam On Light
This light comes on when the high-beam
headlamps are in use.
See Headlamp High/Low-Beam Changer on page 6-1 for more information.
Daytime Running Lamps (DRL) Indicator Light
This light, in the display on the
top of the center stack, turns on whenever the Daytime Running Lamps are in use.
Se ...
Vehicle Alarm System
This vehicle has an anti-theft alarm system.
The security light, on the instrument panel near the windshield, indicates the
status of the system: Off: Alarm system is disarmed.
On Solid: Vehicle is secured during the delay to arm the system.
Fast Flash: Vehicle is unsecured.
A door, the ho ...
Retained Accessory Power (RAP)
These vehicle accessories may be used for up to 10 minutes after the engine is
turned off:
Audio System
Power Windows
The power windows will continue to work for up to 10 minutes or until any door
is opened. The radio will work when the key is in ON/RUN or ACC/ACCESSORY. Once
the key ...