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:
Feature Settings Menu Items
The following are customization
features that allow you to program
settings to the vehicle.
Display In English
This feature will only display if a
language other than English has
been set. T ...
Passing Another Vehicle While
Using Cruise Control
Use the accelerator pedal to
increase the vehicle's speed.
When you take your foot off the
pedal, the vehicle will slow down to
the previous set cruise speed. ...
Automatic Transmission
Shift Lock Control
Function Check
WARNING!
When you are doing this
inspection, the vehicle could
move suddenly. If the vehicle
moves, you or others could be
injured.
1. Before starting this check,
be sure there is enough r ...