TL* THE CONTACT OWNS A 2005 GMC ENVOY. WHILE DRIVING 50 MPH, THE CONTACT DISCOVERED A BURNING ODOR. THE CONTACT ATTEMPTED TO LOWER THE WINDOW AND NOTICED THAT THE POWER SWITCH FROM THE WINDOW WAS HOT. THE CONTACT DISCONNECTED THE POWER SWITCH. THE VEHICLE WAS TAKEN TO THE DEALER WHERE IT WAS DIAGNOSED AS A SWITCH. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND REFERRED THE CONTACT TO CALL NHTSA. THE FAILURE MILEAGE WAS 130,300.