Body Control Module
Turn ignition on for at least 15 seconds (to learn VIN). Turn ignition off. Connect scan tool to Data Link Connector (DLC). Fig 1 . On vehicles equipped with Vehicle Theft Security System (VTSS), use scan tool to enable VTSS. On all vehicles, follow scan tool manufacturer instructions to program all other options as necessary. For additional information, see BODY CONTROL MODULES - CONCORDE, INTREPID, LHS & 300M article.