diff --git a/automotive/remoteaccess/hal/default/proto/wakeup_client.proto b/automotive/remoteaccess/hal/default/proto/wakeup_client.proto
index 14ba0a5..8ff6059 100644
--- a/automotive/remoteaccess/hal/default/proto/wakeup_client.proto
+++ b/automotive/remoteaccess/hal/default/proto/wakeup_client.proto
@@ -124,6 +124,11 @@
     ErrorCode errorCode = 1;
 }
 
+enum ScheduleTaskType {
+    CUSTOM = 0;
+    ENTER_GARAGE_MODE = 1;
+}
+
 message GrpcScheduleInfo {
     string clientId = 1;
     string scheduleId = 2;
@@ -131,6 +136,7 @@
     int32 count = 4;
     int64 startTimeInEpochSeconds = 5;
     int64 periodicInSeconds = 6;
+    ScheduleTaskType taskType = 7;
 }
 
 message UnscheduleTaskRequest {
@@ -162,3 +168,25 @@
 message GetAllPendingScheduledTasksResponse {
     repeated GrpcScheduleInfo allScheduledTasks = 1;
 }
+
+/**
+ * Service provided by a power controller unit.
+ */
+service PowerController {
+    rpc IsVehicleInUse(IsVehicleInUseRequest) returns (IsVehicleInUseResponse) {}
+
+    rpc GetApPowerBootupReason(GetApPowerBootupReasonRequest)
+            returns (GetApPowerBootupReasonResponse) {}
+}
+
+message IsVehicleInUseRequest {}
+
+message IsVehicleInUseResponse {
+    bool isVehicleInUse = 1;
+}
+
+message GetApPowerBootupReasonRequest {}
+
+message GetApPowerBootupReasonResponse {
+    int32 bootupReason = 1;
+}
diff --git a/automotive/remoteaccess/hal/default/src/RemoteAccessService.cpp b/automotive/remoteaccess/hal/default/src/RemoteAccessService.cpp
index dbd5bed..91689b1 100644
--- a/automotive/remoteaccess/hal/default/src/RemoteAccessService.cpp
+++ b/automotive/remoteaccess/hal/default/src/RemoteAccessService.cpp
@@ -346,8 +346,8 @@
         return ScopedAStatus::ok();
     }
 
-    // TODO(b/316233421): support ENTER_GARAGE_MODE type.
     out->push_back(TaskType::CUSTOM);
+    out->push_back(TaskType::ENTER_GARAGE_MODE);
     return ScopedAStatus::ok();
 }
 
@@ -380,6 +380,8 @@
     }
 
     request.mutable_scheduleinfo()->set_clientid(scheduleInfo.clientId);
+    request.mutable_scheduleinfo()->set_tasktype(
+            static_cast<ScheduleTaskType>(scheduleInfo.taskType));
     request.mutable_scheduleinfo()->set_scheduleid(scheduleInfo.scheduleId);
     request.mutable_scheduleinfo()->set_data(scheduleInfo.taskData.data(),
                                              scheduleInfo.taskData.size());
@@ -485,6 +487,7 @@
         const GrpcScheduleInfo& rpcScheduleInfo = response.allscheduledtasks(i);
         ScheduleInfo scheduleInfo = {
                 .clientId = rpcScheduleInfo.clientid(),
+                .taskType = static_cast<TaskType>(rpcScheduleInfo.tasktype()),
                 .scheduleId = rpcScheduleInfo.scheduleid(),
                 .taskData = stringToBytes(rpcScheduleInfo.data()),
                 .count = rpcScheduleInfo.count(),