2012 GMC Sierra Owner's Manual - Page 35

In Brief 1-29 Bluetooth® For vehicles with a Bluetooth system, it allows users with a Bluetooth‐enabled cell phone to make and receive hands-free calls using the vehicle's audio system and controls. The Bluetooth‐enabled cell phone must be paired with the Bluetooth system before it can be used in the vehicle. Not all phones will support all functions. For more information, visit www.gm.com/bluetooth. For more information, see Bluetooth on page 7‑48. Steering Wheel Controls b / g : Press to silence the vehicle speakers only. Press again to turn the sound on. Press and hold longer than two seconds to interact with OnStar® or Bluetooth systems, if equipped. + e: −e: Press to increase volume. Press to decrease volume. SRCE: Press to switch between the radio and CD, and for equipped vehicles, the DVD, front auxiliary, and rear auxiliary. If available, some audio controls can be adjusted at the steering wheel. w : Press to go to the next favorite radio station, track on a CD, or folder on an iPod® or USB device. c / x : Press to go to the previous favorite radio station, track on a CD, or folder on an iPod® or USB device. Press to reject an incoming call, or to end a call. ¨ : Press to seek the next radio station, the next track or chapter while sourced to the CD or DVD slot, or to select tracks and folders on an iPod or USB device. For more information, see Steering Wheel Controls on page 5‑2.