GM Service Manual Online
For 1990-2009 cars only

Audio Steering Wheel Controls CTS


Object Number: 829333  Size: A2

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

Volume: Turn this knob to increase or to decrease the volume.

(Band/Source): Press this button to switch between FM1, FM2, AM, or XM1 or XM2 (if equipped), radio, or CD. For vehicles with the six-disc CD changer radio: If none of the audio sources are loaded, and this button is pressed, NO SOURCE LOADED will appear on the display.

(Mute/Voice Recognition): Press this button to silence the system. Press this button again or turn the VOL (volume) knob to turn the sound on. 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.


Object Number: 829335  Size: A2

See Reconfigurable Steering Wheel Controls (SWC) for more information on this feature.

Audio Steering Wheel Controls CTS-V


Object Number: 1243776  Size: A3

Object Number: 1243768  Size: A3

Depending on your vehicle, the audio steering wheel controls may be different.

For the CTS-V, 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.

1-6 (Preset Stations): 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, press this button to go to the next track. 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 this button to increase or to decrease the volume.

+ -- (Seek): Press either arrow to go to the next or 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 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 will continue moving backward or forward through the CD. Press and hold the SEEK plus or minus button, until you hear a beep. The CD will fast forward or fast reverse through the CD. Press either button again to play the passage.

If you have the navigation system, some of the audio steering wheel controls work when a DVD is playing in the navigation radio. See the Navigation System manual for more information.