1994 GMC Safari Owner's Manual - Page 137

NOTICE: Before you add any sound equipment to your vehicle - like a tape player, CB radio, mobile telephoneor two-way radio - be sure you can add what you want. If you can, it's very important to do it properly. Added sound equipment may interfere with the operation of your vehicle's engine, Delco@ radio or other systems, and even damage them. And, your vehicle's systems may interfere with the operation sound equipment that has of been added improperly. So, before adding sound equipment, check your dealer and with be sure to check Federal rules covering mobile radio and telephone units. How to Operate Your ET@ AM Radio R ... ... . This part tells you how your ETR@AM radio works. The Upper Knob The upper knob does these three things: 0 It controls the volume. The VOL knob increases volume when rotated to the right. It lets you see what station you have. (When the radio is on, push the knob to display the station.) 0 It tells you the time. (When the ignition is off, push the RECALL knob to display the time.)