1995 GMC Sonoma Owner's Manual - Page 124

How to Operate Your ETW AM-FM Stereo Audio Cassette System with Equalizer This part tells you how your ETR@AM-FM stereo audiocassette system with equalizer works: Upper Knob (PWR-VOL-PROG-RCL) functions: 0 0 - The upper knob has these five Turn it to turn the system on and off. Turn it to control the volume. Press it to display the time when the ignition is off. Press it to changebetween the clock and the radio station frequency displayed when the radio is on. Press it to change sides a tape when a cassette is playing. of 0 BAL (Balance)- The control ring behind the upper knob adjusts the lefvright speakerbalance. Lower Knob (TUNE-AM-FM) -The lower knob has two functions: 0 0 Turn it to tune in radio stations. Press it to change between the AM and FM bands. FADE -The control ring behind the lower knob adjusts the fronthear speaker balance. SEEK - Press the SEEK button to cause the receiver to SEEK the next higher station and stop. SCAN - Press the SCAN button to hear each station for a few seconds. Push it again when you reach the station you want to listen to and the radio will stop scanning."SCAN" appears in the display. 3-10