See also:

Warranty
OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information. ...

Erasing Speed Memory
The cruise control set speed is erased from memory by pressing or if the ignition is turned off. ...

Window Lockout
This feature prevents the rear passenger windows from operating, except from the driver position. Press to activate the rear window locks. An indicator light will illuminate when the featu ...