If your vehicle has audio steering wheel controls, they could differ depending on the vehicle's options. Some audio controls can be adjusted at the steering wheel. They include the following:

(Next/Previous): Press the up or the down arrow to go to the next or to the previous radio station stored as a favorite. While a CD/DVD is playing, press the up or the down arrow to go to the next or previous track or chapter.

(Mute/Voice Recognition): Press and release this button to silence the vehicle speakers only. The audio of the wireless and wired headphones, if your vehicle has these features, does not mute. Press and release this button again, to turn the sound on. If your vehicle has the navigation system, press and hold this button briefly to initiate voice recognition. See "Voice Recognition" in the Navigation System manual for more information. If your vehicle has OnStar®, press and hold this button briefly to interact with the OnStar® system. If your vehicle also has the navigation system, press and hold this button briefly to initiate voice recognition and say "OnStar" to enter OnStar® mode. See the OnStar® System in this manual for more information.

SRCE (Source): Press this button to switch between the radio (AM, FM), XM™ (if equipped), CD, and if your vehicle has these features, DVD, front auxiliary, and rear auxiliary.

+  - (Volume): Press the plus or minus button to increase or to decrease the radio volume.

(Seek): Press the seek arrow to go to the next radio station while in AM, FM, or XM™ (if equipped). Press this button to go to the next track or chapter while sourced to the CD or DVD slot.