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:
All-Wheel Drive
Transfer Case
When to Check and Change Lubricant
The transfer case is filled with oil during manufacture, which then does not
require changing. It is not necessary to regularly check the transf ...
Manual Mode
Driver Shift Control (DSC) or
Tap Shift
Notice: Driving with the engine
at a high rpm without upshifting
while using Driver Shift Control
(DSC), could damage the vehicle.
Always upshift when ...
Conference Calling
Conference calling and three—way calling must be supported on the Bluetooth
phone and enabled by the wireless service carrier to work.
To start a conference while in a current call:
1. Turn or ...