If your vehicle has this feature, some audio controls can be adjusted at the steering wheel. They include the following:

SEEK : Press the up or the down arrow to go to the next or to the previous radio station and stay there. The radio will only seek stations with a strong signal that are in the selected band. When a CD is playing, press the up or the down arrow to go to the next or previous track.

BAND: Press this button to switch between FM1, FM2, AM, or XM1 or XM2 (if equipped).

1-6 (Preset Pushbuttons): Press this button to play stations that are programmed on the radio preset pushbuttons. The radio will only seek preset stations with a strong signal that are in the selected band. When a CD is playing in the six-disc CD changer, press this button to go to the next available CD, if multiple CDs are loaded.

(Volume): Press the up or the down arrow to increase or to decrease the volume.

(Mute/Voice Recognition): Press and release this button to silence the system. Press and release this button again, or any other radio button, to turn the sound on. Press and hold this button for two seconds to interact with the OnStar® system. See the OnStar® System in this manual.

SRCE (Source): Press this button to switch between listening to a CD and a remote device. The inactive CD will remain safely inside the radio for future listening.