How to Detect a Tamper Condition
If
is pressed and the
horn
sounds, an attempted break-in
occurred while the system was
armed.
If the alarm has been activated, a message will appear on the DIC.
See Anti-theft Alarm System Messages for additional information.
See also:
When the Light Is On Steady
This indicates that one or more of the tires are significantly underinflated.
A Driver Information Center (DIC) tire pressure message may also display. See
Vehicle Messages for more informati ...
Antilock Brake System (ABS) Warning Light
The Antilock Brake System (ABS) light comes on briefly when the engine is started.
If the light does not come on, have the vehicle serviced by your dealer.
If the ABS light comes on and stays on w ...
How OnStar Service Works
Push this blue button to connect to a specially trained OnStar Advisor to verify your account information and to answer questions.
Push this red emergency button to get priority help from specially ...
