1997 Buick Riviera Owner's Manual - Page 15

Heated Front Seat (Option) If your vehicle has this option, the switch on the is driver's armrest. With the ignition inACCESSORY or RUN, press the button once and the seat will warm up. The HI light on the button will come on. Reclining Front Seatbacks forward to bring the seat to a more upright position. Push it rearward to recline the seatback. Press the button a second time and LO light will the come on. The seat will warm to a lower temperature. Press the button a third time to turnthe heated seat. off The heater will also turn automatically when the off ignition is turned off. 1-4