2003 Oldsmobile Bravada Owner's Manual - Page 172

AUTO EQ (Automatic Equalizer): Press this button to choose bass, midrange and treble equalization settings designed for country, jazz, talk, pop, rock and classical program types. To return to the manual mode, press the AUTO EQ button until MANUAL appears on the display. Then you will be able to manually adjust the bass, midrange and treble using the AUDIO button. If your vehicle has the Bose radio, your audio system allows you to choose from five different equalization settings: talk, driver, normal, spatial, and auto eq normal. These settings can be used while listening to the radio or the CD player. Press the AUTO EQ button to select your choice. TALK: This setting makes spoken words sound very clear. When listening to non-musical material such as news, talk shows, sports broadcasts and books on tape. DRIVER: This setting gives the driver the best sound quality. NORMAL: This setting enhances the stereo effects. SPATIAL: This setting makes the listening space seem larger. AUTO EQ NORMAL (Automatic Equalization): This setting will provide the best overall Bose performance. The radio will save separate AUTO EQ settings for each preset and source. Adjusting the Speakers (Balance/Fade) AUDIO: To adjust the balance between the right and the left speakers, press and release the AUDIO button until BAL appears on the display. Press the knob above the AUDIO button to extend it, then turn the knob to move the sound toward the left or the right speakers. To adjust the fade between the front and the rear speakers, press and release the AUDIO button until FAD appears on the display. Press the knob above the AUDIO button to extend it, then turn the knob to move the sound toward the front or the rear speakers. Pressing and holding the AUDIO button for at least two seconds will return all tone settings, including bass and treble to flat. 3-59