Index: firmware/App/Modes/ModeInitPOST.c
===================================================================
diff -u -r056ecedb3542bab60491702e621e503948563a65 -r23120d5201ec71f5bf9597c4951524652e3672ad
--- firmware/App/Modes/ModeInitPOST.c	(.../ModeInitPOST.c)	(revision 056ecedb3542bab60491702e621e503948563a65)
+++ firmware/App/Modes/ModeInitPOST.c	(.../ModeInitPOST.c)	(revision 23120d5201ec71f5bf9597c4951524652e3672ad)
@@ -27,6 +27,7 @@
 #include "OperationModes.h"
 #include "Pressures.h"
 #include "RTC.h"
+#include "SystemCommMessages.h"
 #include "TemperatureSensors.h"
 #include "Thermistors.h"
 #include "UVReactors.h"
@@ -195,18 +196,20 @@
             break;
 
         case DG_POST_STATE_COMPLETED:
-            // set overall HD POST status to "passed"
+            // Set overall HD POST status to "passed"
             postPassed = TRUE;
-            // set overall HD POST completed status to TRUE
+            // Set overall HD POST completed status to TRUE
             postCompleted = TRUE;
-            // TODO - send POST status on CAN
-            // go to standby mode
+            // Broadcast final POST passed
+            sendPOSTFinalResult( TRUE );
+            // Go to standby mode
             requestNewOperationMode( DG_MODE_STAN );
             break;
 
         case DG_POST_STATE_FAILED:
-            // TODO - send POST status on CAN
-            // will want POST faults to wait for us to get here before sending us to fault mode
+            // Broadcast final POST failed
+            sendPOSTFinalResult( FALSE );
+            // Will want POST faults to wait for us to get here before sending us to fault mode
             requestNewOperationMode( DG_MODE_FAUL );
             break;
 
@@ -259,7 +262,12 @@
 
     if ( ( testStatus == SELF_TEST_STATUS_PASSED ) || ( testStatus == SELF_TEST_STATUS_FAILED ) )
     {
-        result = (DG_POST_STATE_T)((int)postState + 1);  // move on to next POST test
+        BOOL passed = ( testStatus == SELF_TEST_STATUS_PASSED ? TRUE : FALSE );
+
+        // Broadcast passed POST result
+        sendPOSTTestResult( (DG_POST_STATE_T)((int)postState), passed );
+        // Move on to next POST test
+        result = (DG_POST_STATE_T)((int)postState + 1);
         if ( testStatus == SELF_TEST_STATUS_FAILED )
         {
             tempPOSTPassed = FALSE;
Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r35de566c96433689821b7a21f731df26b40d67ae -r23120d5201ec71f5bf9597c4951524652e3672ad
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 35de566c96433689821b7a21f731df26b40d67ae)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 23120d5201ec71f5bf9597c4951524652e3672ad)
@@ -1165,6 +1165,67 @@
 
 /*********************************************************************//**
  * @brief
+ * The sendPOSTTestResult function constructs an DG POST test result message
+ * and queues the msg for transmit on the appropriate CAN channel.
+ * @details Inputs: none
+ * @details Outputs: DG POST test result msg constructed and queued.
+ * @param test ID of DG POST test
+ * @param passed TRUE if POST test passed, FALSE if not
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL sendPOSTTestResult( DG_POST_STATE_T test, BOOL passed )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
+    U32 testID = (U32)test;
+
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_DG_POST_SINGLE_TEST_RESULT;
+    msg.hdr.payloadLen = sizeof( BOOL ) + sizeof( U32 );
+
+    memcpy( payloadPtr, &passed, sizeof( BOOL ) );
+    payloadPtr += sizeof( BOOL );
+    memcpy( payloadPtr, &testID, sizeof( U32) );
+
+    // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_BROADCAST, ACK_REQUIRED );
+
+    return result;
+
+}
+
+/*********************************************************************//**
+ * @brief
+ * The sendPOSTFinalResult function constructs an DG POST final result message
+ * and queues the msg for transmit on the appropriate CAN channel.
+ * @details Inputs: none
+ * @details Outputs: DG POST final result msg constructed and queued.
+ * @param passed TRUE if DG POST passed, FALSE if not
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
+BOOL sendPOSTFinalResult( BOOL passed )
+{
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
+
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_DG_POST_FINAL_TEST_RESULT;
+    msg.hdr.payloadLen = sizeof( BOOL );
+
+    memcpy( payloadPtr, &passed, sizeof( BOOL ) );
+
+    // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_DG_BROADCAST, ACK_REQUIRED );
+
+    return result;
+}
+
+/*********************************************************************//**
+ * @brief
  * The sendCommandResponseMsg function constructs a command response to HD
  * and queues the msg for transmit on the appropriate CAN channel.
  * @details Inputs: none
Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r35de566c96433689821b7a21f731df26b40d67ae -r23120d5201ec71f5bf9597c4951524652e3672ad
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 35de566c96433689821b7a21f731df26b40d67ae)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 23120d5201ec71f5bf9597c4951524652e3672ad)
@@ -171,6 +171,12 @@
 // MSG_ID_DG_SEND_SCHEDULED_RUNS_RECORD
 BOOL sendDGScheduledRunsRecord( U32 payloadCurrNum, U32 payloadTotalNum, U32 length, U08* scheduledRcrdAddress );
 
+// MSG_ID_DG_POST_SINGLE_TEST_RESULT
+BOOL sendPOSTTestResult( DG_POST_STATE_T test, BOOL passed );
+
+// MSG_ID_DG_POST_FINAL_TEST_RESULT
+BOOL sendPOSTFinalResult( BOOL passed );
+
 // *********** public test support message functions **********
 
 #ifdef DEBUG_ENABLED