2012 GMC Sierra Owner's Manual - Page 142

5-4 Instruments and Controls 3. Press and release ¨ to move up one track within the selected category. ¨ (Seek): Press to go to the next radio station while in AM, FM, or XM™. For vehicles with or without a navigation system: b / g (Mute/Push to Talk): Press to silence the vehicle speakers only. Press again to turn the sound on. For vehicles with Bluetooth or OnStar systems, press and hold for longer than two seconds to interact with those systems. See Bluetooth on page 7‑48 and OnStar Overview on page 14‑1 for more information. SRCE (Source/Voice Recognition): Press to switch between the radio and CD, and for equipped vehicles, the DVD, front auxiliary, and rear auxiliary. For vehicles with the navigation system, press and hold this button for longer than one second to initiate voice recognition. See "Voice Recognition" in the Navigation System manual for more information. While listening to a CD/DVD, press and hold ¨ to quickly move forward through the tracks. Release to stop on the desired track. + Press ¨ to go to the next track or chapter while sourced to the CD or DVD slot. Press ¨ to select a track or a folder when navigating folders on an iPod or USB device. For vehicles with a navigation system: 1. Press and hold ¨ until a beep is heard, to place the radio into SCAN mode. A station will play for five seconds before moving to the next station. 2. To stop the SCAN function, press ¨ again. e: −e: Press to increase volume. Press to decrease volume. Horn To sound the horn, press the center pad on the steering wheel. Windshield Wiper/Washer The front wiper control is located on the turn and lane‐change lever. The windshield wipers are controlled by turning the band with z on it.