diff --git a/src/server/scripts/Outland/CoilfangReservoir/SteamVault/instance_steam_vault.cpp b/src/server/scripts/Outland/CoilfangReservoir/SteamVault/instance_steam_vault.cpp
index 5ec64023d..645347300 100644
--- a/src/server/scripts/Outland/CoilfangReservoir/SteamVault/instance_steam_vault.cpp
+++ b/src/server/scripts/Outland/CoilfangReservoir/SteamVault/instance_steam_vault.cpp
@@ -19,6 +19,12 @@
 #include "ScriptMgr.h"
 #include "steam_vault.h"
 
+enum MainChambersAccessPanelSays
+{
+    SAY_FAINT_ECHO  = 0,
+    SAY_LOUD_RUMBLE = 1
+};
+
 class go_main_chambers_access_panel : public GameObjectScript
 {
 public:
@@ -28,11 +34,16 @@ public:
     {
         if (InstanceScript* instance = go->GetInstanceScript())
         {
+            Creature* doorController = instance->GetCreature(DATA_DOOR_CONTROLLER);
             if (go->GetEntry() == GO_ACCESS_PANEL_HYDRO)
             {
                 if (instance->GetBossState(DATA_HYDROMANCER_THESPIA) == DONE)
                 {
                     go->SetGameObjectFlag(GO_FLAG_NOT_SELECTABLE);
+                    if (doorController && doorController->IsAIEnabled)
+                    {
+                        doorController->AI()->Talk(SAY_FAINT_ECHO);
+                    }
                 }
             }
             else
@@ -40,12 +51,31 @@ public:
                 if (instance->GetBossState(DATA_MEKGINEER_STEAMRIGGER) == DONE)
                 {
                     go->SetGameObjectFlag(GO_FLAG_NOT_SELECTABLE);
+                    if (doorController && doorController->IsAIEnabled)
+                    {
+                        doorController->AI()->Talk(SAY_FAINT_ECHO);
+                    }
                 }
             }
 
             if (instance->GetBossState(DATA_HYDROMANCER_THESPIA) == DONE && instance->GetBossState(DATA_MEKGINEER_STEAMRIGGER) == DONE)
             {
-                if (GameObject* mainGate = instance->GetGameObject(DATA_MAIN_CHAMBERS_DOOR))
+                if (doorController)
+                {
+                    if (doorController->IsAIEnabled)
+                    {
+                        doorController->AI()->Talk(SAY_LOUD_RUMBLE);
+                    }
+
+                    doorController->m_Events.AddEventAtOffset([instance]()
+                    {
+                        if (GameObject* mainGate = instance->GetGameObject(DATA_MAIN_CHAMBERS_DOOR))
+                        {
+                            instance->HandleGameObject(ObjectGuid::Empty, true, mainGate);
+                        }
+                    }, 4s);
+                }
+                else if (GameObject* mainGate = instance->GetGameObject(DATA_MAIN_CHAMBERS_DOOR))
                 {
                     instance->HandleGameObject(ObjectGuid::Empty, true, mainGate);
                 }
@@ -60,7 +90,8 @@ public:
 
 ObjectData const creatureData[] =
 {
-    { NPC_MEKGINEER_STEAMRIGGER, DATA_MEKGINEER_STEAMRIGGER }
+    { NPC_MEKGINEER_STEAMRIGGER,    DATA_MEKGINEER_STEAMRIGGER  },
+    { NPC_DOOR_CONTROLLER,          DATA_DOOR_CONTROLLER        }
 };
 
 ObjectData const objectData[] =
diff --git a/src/server/scripts/Outland/CoilfangReservoir/SteamVault/steam_vault.h b/src/server/scripts/Outland/CoilfangReservoir/SteamVault/steam_vault.h
index d34aff65f..71e384e2f 100644
--- a/src/server/scripts/Outland/CoilfangReservoir/SteamVault/steam_vault.h
+++ b/src/server/scripts/Outland/CoilfangReservoir/SteamVault/steam_vault.h
@@ -36,7 +36,8 @@ enum steamVault
 
     DATA_ACCESS_PANEL_HYDROMANCER       = 4,
     DATA_ACCESS_PANEL_MEKGINEER         = 5,
-    DATA_MAIN_CHAMBERS_DOOR             = 6
+    DATA_MAIN_CHAMBERS_DOOR             = 6,
+    DATA_DOOR_CONTROLLER                = 7
 };
 
 enum steamVaultNPCGO
@@ -47,6 +48,7 @@ enum steamVaultNPCGO
 
     NPC_MEKGINEER_STEAMRIGGER           = 17796,
     NPC_WARLORD_KALITHRESH              = 17798,
+    NPC_DOOR_CONTROLLER                 = 20926
 };
 
 template <class AI, class T>