Index: dialin/common/msg_ids.py
===================================================================
diff -u -r5ec51022d4c81fba0406aecfbb9b5cdfe4f7d068 -rb53475c9910e6d180ee5b493f417c507cedbb06c
--- dialin/common/msg_ids.py	(.../msg_ids.py)	(revision 5ec51022d4c81fba0406aecfbb9b5cdfe4f7d068)
+++ dialin/common/msg_ids.py	(.../msg_ids.py)	(revision b53475c9910e6d180ee5b493f417c507cedbb06c)
@@ -200,6 +200,8 @@
     MSG_ID_HD_RESPONSE_SERVICE_MODE_REQUEST = 0xB1
     MSG_ID_HD_REQUEST_UI_FINAL_POST_RESULT = 0xB2
     MSG_ID_DG_FLOW_SENSORS_DATA = 0xB3
+    MSG_ID_DG_RESPONSE_SERVICE_MODE_REQUEST = 0xB4
+    MSG_ID_HD_REQUEST_DG_ALARMS = 0xB5
 
     MSG_ID_CAN_ERROR_COUNT = 0x999
 
@@ -334,6 +336,7 @@
     MSG_ID_HD_SET_BLOOD_LEAK_2_EMB_MODE = 0x8081
     MSG_ID_HD_SET_BLOOD_LEAK_EMB_MODE_COMMAND = 0x8082
     MSG_ID_HD_SEND_BLOOD_LEAK_EMB_MODE_RESPONSE = 0x8083
+    MSG_ID_HD_SEND_ALARMS_COMMAND = 0x8084
 
     MSG_ID_DG_TESTER_LOGIN_REQUEST = 0xA000
     MSG_ID_DG_ALARM_STATE_OVERRIDE = 0xA001
Index: dialin/dg/hd_proxy.py
===================================================================
diff -u -r31c0b4a36d8bafbb69e217803546291b1af30f02 -rb53475c9910e6d180ee5b493f417c507cedbb06c
--- dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision 31c0b4a36d8bafbb69e217803546291b1af30f02)
+++ dialin/dg/hd_proxy.py	(.../hd_proxy.py)	(revision b53475c9910e6d180ee5b493f417c507cedbb06c)
@@ -335,6 +335,28 @@
             self.logger.debug("Timeout!!!!")
             return False
 
+    def cmd_resend_dg_alarms(self) -> int:
+        """
+        Constructs and sends the re-send DG alarms command
+        This will allow Dialin to get caught up with DG alarms that were triggered prior to connection.
+
+        @return: non-zero integer if successful, False otherwise
+        """
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_dg_ch_id,
+                                              message_id=MsgIds.MSG_ID_HD_REQUEST_DG_ALARMS.value)
+
+        self.logger.debug("Command to re-send all active DG alarms acknowledged.")
+
+        received_message = self.can_interface.send(message)
+
+        # If there is content...
+        if received_message is not None:
+            # response payload is OK or not OK
+            return received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
+        else:
+            self.logger.debug("Timeout!!!!")
+            return False
+
     def cmd_hd_communication_status_override(self, status: bool, reset: int = NO_RESET) -> int:
         """
         Constructs and sends the HD communication status override command.
Index: dialin/hd/alarms.py
===================================================================
diff -u -re33629935d88cb1e46c04cadc630e63e1e3c9058 -rb53475c9910e6d180ee5b493f417c507cedbb06c
--- dialin/hd/alarms.py	(.../alarms.py)	(revision e33629935d88cb1e46c04cadc630e63e1e3c9058)
+++ dialin/hd/alarms.py	(.../alarms.py)	(revision b53475c9910e6d180ee5b493f417c507cedbb06c)
@@ -480,6 +480,29 @@
             return 1 == received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
         return False
 
+    def cmd_resend_all_alarms(self) -> int:
+        """
+        Constructs and sends the re-send all active alarms command.
+        This will allow Dialin to get caught up with HD alarms that were triggered prior to connection.
+        Constraints:
+            Must be logged into HD.
+
+        @return: 1 if successful, zero otherwise
+        """
+
+        message = DenaliMessage.build_message(channel_id=DenaliChannels.dialin_to_hd_ch_id,
+                                              message_id=MsgIds.MSG_ID_HD_SEND_ALARMS_COMMAND.value)
+
+        # Send message
+        received_message = self.can_interface.send(message)
+
+        # If there is content...
+        if received_message is not None:
+            self.logger.debug("Command to re-send all active HD alarms acknowledged.")
+            # response payload is OK or not OK
+            return 1 == received_message['message'][DenaliMessage.PAYLOAD_START_INDEX]
+        return False
+
     def cmd_alarm_state_override(self, alarm: int, state: int, reset: int = NO_RESET) -> int:
         """
         Constructs and sends the alarm state override command