Reactivation for Subsequent Owners
Push 
and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle.
The Advisor will update vehicle records and will explain the OnStar service offers and options available.
See also:
Securing a Child Restraint Designed for the LATCH System
WARNING
If a LATCH-type child restraint is not attached to anchors, the child restraint
will not be able to protect the child correctly. In a crash, the child could be
seriously injured or killed ...
What to Use
Read the manufacturer's instructions before refilling the windshield washer fluid.
If operating the vehicle in an area where the temperature may fall below freezing,
use a fluid that has suffi ...
Dual Tone Multi-Frequency (DTMF) Tones
The Bluetooth system can send numbers and the numbers stored as name tags during a call. You can use this feature when calling a menu-driven phone system.
Account numbers can also be stored for use.
...