Performance and Maintenance
See also:
Turn and Lane-Change Signals
The turn signal has two upward (for right) and
two downward (for left) positions. These positions
let you signal a turn or a lane change.
To signal a turn, move the lever all the way up or
down. ...
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 opt ...
Menu System
Controls
The Menu knob, SELECT button,
and BACK button are used to
navigate the menu system.
Menu Knob:
Turn to:
• Enter the menu system.
• Highlight a menu option.
• Select a value.
...