Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r4853f9f01e6a406783201902937d9ace760b0b38 -rcf09481b5414eac4f0452c53fc32b0796140ed1d
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 4853f9f01e6a406783201902937d9ace760b0b38)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision cf09481b5414eac4f0452c53fc32b0796140ed1d)
@@ -527,17 +527,19 @@
     getNVRecord2Driver( GET_SRV_RECORD, (U08*)&service, sizeof( DG_SERVICE_RECORD_T ), 0, ALARM_ID_NO_ALARM );
 
     U08 *payloadPtr = msg.payload;
+    if ( message->hdr.payloadLen == sizeof( U32 ) + sizeof( U32 ) )
+    {
+        // Create a message record
+        blankMessage( &msg );
+        msg.hdr.msgID      = MSG_ID_DG_SERVICE_SCHEDULE_DATA;
+        msg.hdr.payloadLen = sizeof( U32 ) + sizeof( U32 );
 
-    // Create a message record
-    blankMessage( &msg );
-    msg.hdr.msgID      = MSG_ID_DG_SERVICE_SCHEDULE_DATA;
-    msg.hdr.payloadLen = sizeof( U32 ) + sizeof( U32 );
+        // Fill message payload
+        memcpy( payloadPtr, &service.lastServiceEpochDate, sizeof( U32 ) );
+        payloadPtr += sizeof( U32 );
+        memcpy( payloadPtr, &service.serviceIntervalSeconds, sizeof( U32 ) );
+    }
 
-    // Fill message payload
-    memcpy( payloadPtr, &service.lastServiceEpochDate, sizeof( U32 ) );
-    payloadPtr += sizeof( U32 );
-    memcpy( payloadPtr, &service.serviceIntervalSeconds, sizeof( U32 ) );
-
     // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
     serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_2_UI, ACK_REQUIRED );
 }