1996 GMC Safari Owner's Manual - Page 146

Rear Seat Audio (Option) SEEK: Press the up arrow to tune to the next higher station (with enough strength) and stay there. Press This feature allows rear seat passengers to listen to a different music source than the front seat passengers including AM-FM automatic tone control and cassette tapes. For example, rear seat passengers may listen to the cassette tape through headphones while the driver listens to the radio through the front speakers. The rear seat passengers have control of the volume for each headphone. Be aware that the front seat audio controls always override the rear seat audio controls. Note that this feature is intended for rear seat passengers. Please do not use headphones while driving. PWR: Press this button to turn the rear seat audio system on or off. The rear speakers will be muted when the power is turned on, You may operate the rear seat audio functions even when the primary radio power is off. AM-FM: Press this button to switch between AM, FMl and FM2. I f the front passengers are already listening to AM-FM, the rear seat audio controller will not switch between the bands and cannot change the frequency. TAPE CD: With a cassette tape in the player, press this button to activate the feature. Once the feature is activated and you have a cassettetape loaded, press TAPE CD to switch between the cassette tape and radio functions. 3-22