1994 GMC Jimmy Owner's Manual - Page 144

How to Operate Your ETR@ AM-FM Stereo Audio System This part tellsyou how your ETR@AM-FM stereo audio system works: The Upper Knob The upper knob does these three things: It controls the volume. TheVOL knob increases volume when rotated to the right. It lets you see what station you have. (When the radio on, push the is knob to display the station.) It tells you the time. (When the ignition is off, push RECALL knob the to display the time.) The control behind the upper knob moves the sound between your left and right speakers. The Lower Knob Turn the lower knob to choose radio stations. Push getAM or FM. it to The control behind the lower knob moves the sound between your front and rear speakers. Tone Levers These two levers control the tone of your radio. BASS -Slide this lever up to increase the bass response. TREBLE -Slide this lever up to increase the treble response. If a Adjust this lever to give a pleasing sound. station is weak and noisy, move TREBLE down to reduce the noise. PWR (Power) The PWR button turns your system on and off. 3-10