1996 Buick Riviera Owner's Manual - Page 145

Push .the OFF button on the main control panel once to turn off this part of the system. Audio Systems AM-FM Sfereo with Cassette Tape .and Compact Disc Player with Automatic Tone Control 'Your Delco@ audio system has been designed to operate :easily and give years listening pleasure. of You will get &e most enjoyment outof it if you acquaint yourself .with itfirst.'Find out what your Delco system can do band how to operateall its controls, to be sure you're of .getting the most out the advanced engineering that it.