See also:

Onstar.com
The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

Exit Lighting
This allows the selection of how long the exterior lamps stay on when leaving the vehicle when it is dark outside. Press the MENU/SELECT knob when Exit Lighting is highlighted. Turn the knob to ...

Wiper Blade Replacement
Windshield wiper blades should be inspected for wear or cracking. See Maintenance Schedule. It is a good idea to clean or replace the wiper blade assembly on a regular basis or when worn. For ...