OnStar®

OnStar® uses several innovative technologies and live advisors to provide a wide range of safety, security, navigation, diagnostics, and calling services.
See also:
Door Locks
WARNING:
Unlocked doors can be dangerous.
• Passengers, especially children, can easily
open the doors and fall out of a moving
vehicle. When a door is locked, the handle
will not open it. T ...
Radio Menus (Radio with CD and Touchscreen)
Tone Menu
To access the sound menu, press the TONE button.
Use the sound menu to adjust the following features:
Bass
Middle
Treble
EQ
Fade
Balance
Setting the Tone
To adjust the ba ...
When to Inspect the Engine AirCleaner/Filter
Inspect the air cleaner/filter at the Maintenance II
intervals and replace at the first oil change after
each 50,000 mile (83 000 km) interval.
If you are driving in dusty/dirty
conditions, inspec ...
