OnStar
See also:
Capacities and Specifications
The following approximate capacities are given in metric and English
conversions. See Recommended Fluids and Lubricants on page 11‑12 for more information.
Engine Specifications
...
Languages
The vehicle supports English, French (Canadian), and Spanish. The default language
is English. To change the display language, see Vehicle Personalization on page
5‑33 for more information. ...
Setting the Tone (Bass/Midrange/Treble) (All Except AM-FM Radio and Radio
with CD)
BASS/MID/TREB (Bass, Midrange, or Treble): To adjust the bass, midrange, or treble:
1. Press the knob until the tone control tabs display.
2. Highlight the desired tone control tab by doing one of ...





