GM Service Manual Online
For 1990-2009 cars only

Front View of the Steering Wheel Controls


Object Number: 1786808  Size: A2

Side View of the Volume Control


Object Number: 1786812  Size: A2

If the vehicle has this feature, some audio controls can be adjusted at the steering wheel.

PWR (Power): Press and release to turn the system on and off. When the system is on, press and release for a short time to mute the system. Press and release again to turn the sound back on.

+ VOLUME - : Press the toggle bar located below the + VOLUME - to adjust the volume. Press the left side of the toggle bar, below the + (plus) sign to increase the volume. Press the right side of the toggle bar, below the - (minus) sign to decrease the volume.

SEEK: Press and release to go to the next preset station. Press and hold for a long time to go to the next AM, FM, or XM station. The radio seeks stations only with a strong signal that are in the selected band. When playing a CD, press and release to go to the next track. Press and hold to fast forward through the tracks.

MODE:  Press and release this button multiple times to cycle through the audio playback options that are available on the vehicle. Options may include FM, AM, XM, CD, and AUX.