Index: MsgDefs.h
===================================================================
diff -u -r6d31f8e8914c0f8f1e7cfd551181465cec0d71fe -rf621fa94903b9aec06c6bba8a04a0580d891490a
--- MsgDefs.h	(.../MsgDefs.h)	(revision 6d31f8e8914c0f8f1e7cfd551181465cec0d71fe)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision f621fa94903b9aec06c6bba8a04a0580d891490a)
@@ -65,6 +65,7 @@
     MSG_ID_DG_RESERVOIR_DATA = 0x28,                                    ///< DG broadcast reservoir data.
     MSG_ID_DG_SAMPLE_WATER_CMD = 0x29,                                  ///< HD request to DG to allow user to get a water sample.
     MSG_ID_DG_VALVES_STATES = 0x2A,                                     ///< DG broadcast valve states.
+    MSG_ID_DG_START_STOP_TRIMMER_HEATER_CMD = 0x2B,                     ///< HD request to DG to start/stop trimmer heater.
 
     // service/test CAN messages
     MSG_ID_FIRST_TESTER_MESSAGE = 0x8000,                               ///< First HD test message ID.