2002 GMC Savana Van Owner's Manual - Page 161

Adjusting the Speakers (Balance/Fade) AUDIO: To adjust the balance between the right and left speakers, press and release AUDIO until BAL appears on the display. Then press and hold the up arrow to move the sound to the right speakers or the down arrow to move the sound to the left speakers. R and a number will appear on the display when the sound is balanced toward the right speakers. L and a number will appear on the display when the sound is balanced toward the left speakers. L and a zero will appear on the display when the sound is balanced between the speakers. Release the up or down arrow when you find the speaker balance you want or when the maximum or minimum level is reached. To adjust the fade between the front and rear speakers, press and release AUDIO until FAD appears on the display. Then press and hold the up arrow to move the sound to the front speakers or the down arrow to move the sound to the rear speakers. F and a number will appear on the display when the sound is balanced toward the front speakers. R and a number will appear on the display when the sound is balanced toward the rear speakers. F and a zero will appear on the display when the sound is balanced between the speakers. Release the up or down arrow when you find the speaker balance you want or when the maximum or minimum level is reached. To adjust balance or fade to the middle position, select BAL or FAD. Then press and hold AUDIO for more than two seconds until you hear a beep. L and a zero or F and a zero will appear on the display. To adjust both tone controls and both speaker controls to the middle position, end out of audio mode by pressing the AUDIO button until the display goes blank. Then press and hold AUDIO for more than two seconds until you hear a beep. CEN will appear on the display. Radio Messages CAL (Calibrated): Your audio system has been calibrated for your vehicle from the factory. If CAL appears on the display it means that your radio has not been configured properly for your vehicle and must be returned to the dealership for service. LOC (Locked): This message is displayed when the TheftlockR system has locked up. Your vehicle must be returned to the dealership for service. Playing a Compact Disc Insert a disc partway into the slot, label side up. The player will pull it in. The disc should begin playing. The display will show CD. If you want to insert a compact disc with the ignition off, first press RCL or the eject button. If an error appears on the display, see "Compact Disc Messages" later in this section. 3-22