2007 Chevrolet Silverado 3500 Pickup Owner's Manual - Page 317

AUTO EQ (Automatic Equalization): Press this button to select customized equalization settings designed for country/western, jazz, talk, pop, rock, and classical. The radio will save separate AUTO EQ settings for each preset and source. If the radio is equipped with the Bose audio system, the equalization settings are either CUSTOM or TALK. ® To adjust all tone and speaker controls to the middle position, push and hold the AUDIO knob when no tone or speaker controls are displayed. ALL CENTERED will appear on the display and you will hear a beep. Finding a Program Type (PTY) Station (RDS and XM™) To select and find a desired PTY perform the following: 1. Press the TYPE button to activate program type select mode. P-TYPE and the last selected PTY will appear on the display. 2. Turn the TYPE knob or press and release the TYPE button to select a PTY. 3. Once the desired PTY is displayed, press either the TYPE or the SEEK arrows to select and to take you to the PTY's first station. 4. To go to another station within that PTY, press the TYPE button then, press either the TYPE or the SEEK arrows once. If the PTY is not displayed, go back to Step 1. 5. Press either the TYPE or the SEEK arrows twice to exit program type select mode. 317 Adjusting the Speakers (Balance/Fade) AUDIO: To adjust the balance between the right and the left speakers, push and release the AUDIO knob until BAL (balance) appears on the display. Turn the knob to move the sound toward the right or the left speakers. To adjust the fade between the front and rear speakers, push and release the AUDIO knob until FAD (fade) appears on the display. Turn the knob to move the sound toward the front or the rear speakers. To adjust the balance or fade to the middle position while it is displayed, push and hold the AUDIO knob. The radio will produce one beep and adjust the display level to the middle position.