2003 Chevrolet Silverado 1500 Pickup Owner's Manual - Page 230

AUTO EQ (Automatic Equalization): Press this button to choose bass and treble equalization settings designed for country/western, jazz, talk, pop, rock and classical stations. To return the bass and treble to the custom mode, press until and release the AUDIO knob, CUSTOM appears. Finding a PTY Station (RDS, XMTM and DAB) To select and find a desired PTY perform the following: 1. Turn the P-TYPE LIST knob. TYPE and a PTY will appear on the display. If you radio is equipped with the audio system,your Bose equalization settings are either CUSTOM or TALK. 2. Select a category by turning the P-TYPE LIST knob. 3. Once the desired category is displayed, press the SEEK TYPE button or one of the SEEK arrows to take you to the category's first station. 4. If you want to go to another station within that category and the category is displayed, press the SEEK TYPE button once. If the category is not displayed, press the SEEK TYPE button twice to display the category and then to go to another station. Adjusting the Speakers (Balance/Fade) AUDIO: To adjust the balance to the right and the left speakers, push and release the AUDIO knob until BAL appears on the display. Turn the knob to move the sound toward the right or the left speakers. To adjust the fade to the front and the rear speakers, push and release the AUDIO knob until FADE appears on the display. Turn the knob to move the sound toward the front or the rear speakers. To adjust the balance and fade to the middle position, push the AUDIO knob then push it again and hold it until the radio produces one beep. The balance and fade will be adjusted to the middle position and the display will show the speaker balance. tone and speakercontrols to the middle To adjust all position, push and hold the AUDIO knob when no tone or speaker control is displayed. The radio will produce one beep and display ALL with level display in the middle the position. If the radio cannot find the desired program type, NONE will appear on the display and the radio will return to the last station you were listening to. 3-75