OnStar

See also:

Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures. See Engine ...

Trip/Fuel Menu Items (with DIC Buttons)
(Trip/Fuel): Press this button to scroll through the following menu items: ...

Voice Recognition
The Bluetooth system uses voice recognition to interpret voice commands to dial phone numbers and name tags. For additional information, say “Help” while you are in a voice recognition menu. Noi ...