GM Service Manual Online
For 1990-2009 cars only

Left Side Controls For Both STS and STS-V


Object Number: 1825396  Size: A3

Right Side Controls For STS


Object Number: 1243768  Size: A3

Right Side Controls For STS-V


Object Number: 1825521  Size: A3

Some audio controls can be adjusted at the steering wheel. They include the following:

(Mute): Press this button to silence the system. Press this button again, or any other radio button, to turn the sound on.

SRCE (Source): Press this button to switch between FM1, FM2, AM, or XM1 or XM2 (if equipped) radio or CD.

(OnStar®/Voice Recognition): If your vehicle has the Radio with CD or Radio with Six-Disc CD audio system, press this button to interact with the OnStar® system. If your vehicle has the navigation system, press this button to initiate voice recognition. See "Voice Recognition" in the Navigation System manual for more information. While in Voice Recognition, say "OnStar" to interact with the OnStar® system. See the OnStar® System in this manual for more information.

+ -- (Volume):  Press this button to increase or to decrease the volume.

+ - (Seek) (STS Only): Press either arrow to go to the next or the previous radio station and stay there. The radio seeks stations only with a strong signal that are in the selected band. When a CD is playing, press the minus sign to go to the start of the current track, if more than 10 seconds have played. Press the plus sign to go to the next track. If either the minus or the plus button are pressed more than once, the player continues moving backward or forward through the CD. Press and hold the SEEK plus or minus button, until a beep sounds. The CD fast forwards or fast reverses through the CD. Press either button again to play the passage.

(Seek) (STS-V Only): Press the seek arrow to go to the next radio station and stay there. The system will only seek radio stations with strong frequencies. While the seek arrow is pressed and held for two seconds, the system will scan the radio stations that are in the selected band. If listening to a CD, the system will advance to the next track of that particular CD. While a CD is playing in the six-disc CD changer, press this arrow to go to the next available CD, if multiple CDs are loaded.

1-6 (Preset Stations): Press this button to play stations that are programmed on the radio preset pushbuttons. The radio only seeks preset stations with a strong signal that are in the selected band. While a CD is playing, press this button to go to the next track. While 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.