SUV CHEVROLET TRAILBLAZER 2003: HEATED SEATS BOTH DRIVER AND PASSENGER ARE SUBMITTED TO BURNING SENSATION OR THE SMELL OF ELECTRICAL SHORT OR COMPONENT BURNING. BURNING SENSATION TO INNER THIGHS OR BACK OF EITHER SEAT. THIS IS OVER A VERY SHORT PERIOD OF TIME WHEN THE MODULE IS TURNED 3-4 MINUTES, NEED TO TURN OFF HEATED SEAT SWITCH. ITS EITHER HOT OR OFF. *NM