Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -ra6f54c63d4484f0e71bd27eca7e804f997ab5999 -r9a3cb86829b39a5c7ac4475b8601ebee2b622cd5
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision a6f54c63d4484f0e71bd27eca7e804f997ab5999)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 9a3cb86829b39a5c7ac4475b8601ebee2b622cd5)
@@ -564,6 +564,8 @@
 {
     MESSAGE_T msg;
     DG_SYSTEM_RECORD_T system;
+    U08 i;
+    U08 localTopLevelSN[ MAX_TOP_LEVEL_SN_CHARS ];
 
     // Get the system's record. There are no arrays of system to check and also, raise no alarm since the system record
     // has been already checked in POST
@@ -578,8 +580,15 @@
     // Add 1 byte for null terminator
     msg.hdr.payloadLen = MAX_TOP_LEVEL_SN_CHARS + 1;
 
+    for ( i = 0; i < MAX_TOP_LEVEL_SN_CHARS; i++ )
+    {
+        // NOTE: a local variable was created to avoid system.topLevelSN in the messages list
+        // NOTE: for loop was used instead of memcpy to ensure it is not parsed in the messages list script
+        localTopLevelSN[ i ] = system.topLevelSN[ i ];
+    }
+
     // Fill message payload
-    memcpy( payloadPtr, &system.topLevelSN, sizeof( U08 ) * MAX_TOP_LEVEL_SN_CHARS );
+    memcpy( payloadPtr, &localTopLevelSN, sizeof( localTopLevelSN ) );
     payloadPtr += MAX_TOP_LEVEL_SN_CHARS;
     *payloadPtr = 0;
 
@@ -613,10 +622,12 @@
 
     if ( 0 == message->hdr.payloadLen )
     {
-        memcpy( payloadPtr, &service.lastServiceEpochDate, sizeof( U32 ) );
+        U32 lastServiceEpochDate   = service.lastServiceEpochDate;
+        U32 serviceIntervalSeconds = ( 0 == service.lastServiceEpochDate ? 0 : service.serviceIntervalSeconds );
+
+        memcpy( payloadPtr, &lastServiceEpochDate, sizeof( U32 ) );
         payloadPtr += sizeof( U32 );
-        service.serviceIntervalSeconds = ( 0 == service.lastServiceEpochDate ? 0 : service.serviceIntervalSeconds );
-        memcpy( payloadPtr, &service.serviceIntervalSeconds, sizeof( U32 ) );
+        memcpy( payloadPtr, &serviceIntervalSeconds, sizeof( U32 ) );
     }
 
     // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer