1993 GMC Suburban Owner's Manual - Page 159

This meansthe Delco@ systemcanreceive C-QUAM@ stereobroadcasts. C-QUAM@ toproducestereo, Many AM stationsaroundthecountryuse thoughsome do not. (C-QUAM@ is a registeredtrademark of Motorola, Inc.). If your Delco@system can get C-QUAM@, your "STEREO" lightwillcomeon whenyou'rereceivingit. K2186 To Way the Radio Pressthe PWR-VOL-TONE knob to switchtheradio does two other things: e on and off. Thisknob It controls the volume.The VOL knobincreasesthevolumewhen rotatedclockwise. Theknob behind the PWR-WQL knob is the TONE knob.Rotatethis knobcounterclockwise for morebass and clockwiseformoretreble. TUNE Button Presstheside of the button withthedownarrow to decreasetheradio frequency or thesideof the switchwiththe up arrowtoincreasetheradio frequency. WCL Button Whenthe ignition is off, pressthe W button todisplaythetime.Withthe e b ignition in RUM orACC, press it to recallthestationfrequencywhenthetime is showing. 3-1 3