See also:

Wiper Activated Headlamps
This feature activates the headlamps and parking lamps after the windshield wipers are turned on and have completed eight wipe cycles within four minutes. When the ignition is turned to LOCK/OFF, ...

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 Messa ...

OnStar® Services
For new vehicles equipped with OnStar®, the Safe & Sound Plan, or the Directions & Connections® Plan is included for one year from the date of purchase. You can extend this plan beyond th ...