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 Diagnostics. Click on the “My Account” tab on the home page.
See also:
Radios with CD and DVD
Vehicles with a USB, CD, and DVD radio have a Bose® Surround Sound System. Some of its features are explained later in this section, “Adjusting the Speakers (Balance/Fade).” Vehicles with a USB, ...
Trip/Fuel Menu Items
Press the MENU button until Trip/ Fuel Information Menu is displayed. Then press
to scroll through the following menu
items:
○ Trip 1
○ Trip 2
○ Fuel Range
○ Average Fu ...
Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information.
The vehicle has several indicators to warn of engine overheating.
There is a coolant temperatu ...