1998 Cadillac Eldorado Owner's Manual - Page 24

Heated Front Seat (Option) The control is located in the center console. Move the switch to LO or HI to turn on the heating elements in the seat. The LO setting warms the seatback and cushion until the seat approximates body temperature. The HI setting heats the seat toa slightly higher temperature. Reclining Front Seatbacks Press the control forward or rearward to adjust the seatback. A telltale light in the control reminds you that the heating system is in use. The heated seats can only be used when the ignition is turned on. 1-4