See also:

Playing from an iPod® (Radio with CD and Touchscreen)
This feature supports the following iPod models: • iPod nano (1st, 2nd, 3rd, and 4th generation) • iPod with video (5.0 and 5.5 generation). Video is not shown; only audio is supported. • ...

Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be hear ...

Your Responsibility
Increase the volume of the radio if the OnStar Advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Push and request a vehicle diagnos ...