diff --git a/.coveragerc b/.coveragerc
index 3a0cfb4a70c..d8079d3ee65 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1216,6 +1216,7 @@ omit =
     homeassistant/components/starline/__init__.py
     homeassistant/components/starline/account.py
     homeassistant/components/starline/binary_sensor.py
+    homeassistant/components/starline/button.py
     homeassistant/components/starline/device_tracker.py
     homeassistant/components/starline/entity.py
     homeassistant/components/starline/lock.py
diff --git a/homeassistant/components/starline/button.py b/homeassistant/components/starline/button.py
new file mode 100644
index 00000000000..af6a05206e0
--- /dev/null
+++ b/homeassistant/components/starline/button.py
@@ -0,0 +1,57 @@
+"""Support for StarLine button."""
+from __future__ import annotations
+
+from homeassistant.components.button import ButtonEntity, ButtonEntityDescription
+from homeassistant.config_entries import ConfigEntry
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity_platform import AddEntitiesCallback
+
+from .account import StarlineAccount, StarlineDevice
+from .const import DOMAIN
+from .entity import StarlineEntity
+
+BUTTON_TYPES: tuple[ButtonEntityDescription, ...] = (
+    ButtonEntityDescription(
+        key="poke",
+        translation_key="horn",
+        icon="mdi:bullhorn-outline",
+    ),
+)
+
+
+async def async_setup_entry(
+    hass: HomeAssistant, entry: ConfigEntry, async_add_entities: AddEntitiesCallback
+) -> None:
+    """Set up the StarLine button."""
+    account: StarlineAccount = hass.data[DOMAIN][entry.entry_id]
+    entities = []
+    for device in account.api.devices.values():
+        if device.support_state:
+            for description in BUTTON_TYPES:
+                entities.append(StarlineButton(account, device, description))
+    async_add_entities(entities)
+
+
+class StarlineButton(StarlineEntity, ButtonEntity):
+    """Representation of a StarLine button."""
+
+    entity_description: ButtonEntityDescription
+
+    def __init__(
+        self,
+        account: StarlineAccount,
+        device: StarlineDevice,
+        description: ButtonEntityDescription,
+    ) -> None:
+        """Initialize the button."""
+        super().__init__(account, device, description.key)
+        self.entity_description = description
+
+    @property
+    def available(self):
+        """Return True if entity is available."""
+        return super().available and self._device.online
+
+    def press(self):
+        """Press the button."""
+        self._account.api.set_car_state(self._device.device_id, self._key, True)
diff --git a/homeassistant/components/starline/const.py b/homeassistant/components/starline/const.py
index be9656e70c9..06465c7b50e 100644
--- a/homeassistant/components/starline/const.py
+++ b/homeassistant/components/starline/const.py
@@ -7,10 +7,11 @@ _LOGGER = logging.getLogger(__package__)
 
 DOMAIN = "starline"
 PLATFORMS = [
-    Platform.DEVICE_TRACKER,
     Platform.BINARY_SENSOR,
-    Platform.SENSOR,
+    Platform.BUTTON,
+    Platform.DEVICE_TRACKER,
     Platform.LOCK,
+    Platform.SENSOR,
     Platform.SWITCH,
 ]
 
diff --git a/homeassistant/components/starline/strings.json b/homeassistant/components/starline/strings.json
index 800fd3a65f3..55aa8532081 100644
--- a/homeassistant/components/starline/strings.json
+++ b/homeassistant/components/starline/strings.json
@@ -105,6 +105,17 @@
       "horn": {
         "name": "Horn"
       }
+    },
+    "button": {
+      "horn": {
+        "name": "Horn"
+      }
+    }
+  },
+  "issues": {
+    "deprecated_horn_switch": {
+      "title": "The Starline Horn switch entity is being removed",
+      "description": "Using the Horn switch is now deprecated and will be removed in a future version of Home Assistant.\n\nPlease adjust any automations or scripts that use Horn switch entity to instead use the Horn button entity."
     }
   },
   "services": {
diff --git a/homeassistant/components/starline/switch.py b/homeassistant/components/starline/switch.py
index ebe27e29e8c..b4a1561dd26 100644
--- a/homeassistant/components/starline/switch.py
+++ b/homeassistant/components/starline/switch.py
@@ -8,6 +8,7 @@ from homeassistant.components.switch import SwitchEntity, SwitchEntityDescriptio
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
+from homeassistant.helpers.issue_registry import IssueSeverity, create_issue
 
 from .account import StarlineAccount, StarlineDevice
 from .const import DOMAIN
@@ -48,6 +49,7 @@ SWITCH_TYPES: tuple[StarlineSwitchEntityDescription, ...] = (
         icon_on="mdi:access-point-network",
         icon_off="mdi:access-point-network-off",
     ),
+    # Deprecated and should be removed in 2024.8
     StarlineSwitchEntityDescription(
         key="poke",
         translation_key="horn",
@@ -119,6 +121,16 @@ class StarlineSwitch(StarlineEntity, SwitchEntity):
 
     def turn_on(self, **kwargs: Any) -> None:
         """Turn the entity on."""
+        if self._key == "poke":
+            create_issue(
+                self.hass,
+                DOMAIN,
+                "deprecated_horn_switch",
+                breaks_in_ha_version="2024.8.0",
+                is_fixable=False,
+                severity=IssueSeverity.WARNING,
+                translation_key="deprecated_horn_switch",
+            )
         self._account.api.set_car_state(self._device.device_id, self._key, True)
 
     def turn_off(self, **kwargs: Any) -> None: