TL* THE CONTACT OWNS A 2001 DODGE DURANGO. WHILE DRIVING THE GEAR SELECTOR BEGAN SLIPPING FROM 2-WHEEL DRIVE TO 4-WHEEL DRIVE WITHOUT INTENTION. AFTER PARKING SHE SMELLED A BURNING ODOR FROM THE VEHICLE. MOMENTS LATER SHE WAS INFORMED BY HER NEIGHBOR THAT THE FRONT END OF THE VEHICLE WAS SMOKING. THE FIRE DEPARTMENT WAS CALLED TO EXTINGUISH THE FIRE. SHE WAS ADVISED THAT THE FIRE WAS CAUSED BY AN ELECTRICAL FAILURE. THE CURRENT AND FAILURE MILEAGES WERE 160000.