08-377-25

Security Gateway Module (SGW) Software Update he following software enhancements are available:
• Update for Diagnostic Trouble Code (DTC) U3033-00 - Control Module Security Certificate Missing/Invalid. NOTE: This DTC will not turn on the Malfunction Indicator Light (MIL) but is active or stored and cannot clear.
• If a FOTA message appears specifically directing the customer to service OR repeated FOTA events are not being completed, then a manual flash is required for the SGW update.
• SGW is not responding to diagnostics and showing offline This bulletin involves **inspecting and possibly** flashing the SGW to the latest software level in the case that the FOTA did not function.