diff --git a/homeassistant/components/climate/reproduce_state.py b/homeassistant/components/climate/reproduce_state.py
index 110a8579ece7af7ce703f3479d21ee7d0ec1ab6a..99357777fba073ea31cf3f39755918ed9c53580e 100644
--- a/homeassistant/components/climate/reproduce_state.py
+++ b/homeassistant/components/climate/reproduce_state.py
@@ -10,7 +10,6 @@ from homeassistant.const import ATTR_TEMPERATURE
 from homeassistant.core import Context, HomeAssistant, State
 
 from .const import (
-    ATTR_AUX_HEAT,
     ATTR_FAN_MODE,
     ATTR_HUMIDITY,
     ATTR_HVAC_MODE,
@@ -20,7 +19,6 @@ from .const import (
     ATTR_TARGET_TEMP_LOW,
     DOMAIN,
     HVAC_MODES,
-    SERVICE_SET_AUX_HEAT,
     SERVICE_SET_FAN_MODE,
     SERVICE_SET_HUMIDITY,
     SERVICE_SET_HVAC_MODE,
@@ -56,9 +54,6 @@ async def _async_reproduce_states(
     if state.state in HVAC_MODES:
         await call_service(SERVICE_SET_HVAC_MODE, [], {ATTR_HVAC_MODE: state.state})
 
-    if ATTR_AUX_HEAT in state.attributes:
-        await call_service(SERVICE_SET_AUX_HEAT, [ATTR_AUX_HEAT])
-
     if (
         (ATTR_TEMPERATURE in state.attributes)
         or (ATTR_TARGET_TEMP_HIGH in state.attributes)
diff --git a/tests/components/climate/test_reproduce_state.py b/tests/components/climate/test_reproduce_state.py
index 636ab326a2bb30673db93d4583fe30b09f617c84..0632ebcc9e43bccc8a22d4aeff4d3be08a2aa13f 100644
--- a/tests/components/climate/test_reproduce_state.py
+++ b/tests/components/climate/test_reproduce_state.py
@@ -3,7 +3,6 @@
 import pytest
 
 from homeassistant.components.climate import (
-    ATTR_AUX_HEAT,
     ATTR_FAN_MODE,
     ATTR_HUMIDITY,
     ATTR_PRESET_MODE,
@@ -11,7 +10,6 @@ from homeassistant.components.climate import (
     ATTR_TARGET_TEMP_HIGH,
     ATTR_TARGET_TEMP_LOW,
     DOMAIN,
-    SERVICE_SET_AUX_HEAT,
     SERVICE_SET_FAN_MODE,
     SERVICE_SET_HUMIDITY,
     SERVICE_SET_HVAC_MODE,
@@ -96,7 +94,6 @@ async def test_state_with_context(hass: HomeAssistant) -> None:
 @pytest.mark.parametrize(
     ("service", "attribute"),
     [
-        (SERVICE_SET_AUX_HEAT, ATTR_AUX_HEAT),
         (SERVICE_SET_PRESET_MODE, ATTR_PRESET_MODE),
         (SERVICE_SET_SWING_MODE, ATTR_SWING_MODE),
         (SERVICE_SET_FAN_MODE, ATTR_FAN_MODE),