diff --git a/app/common/controller/UsedCarDetailController.php b/app/common/controller/UsedCarDetailController.php
index f5fbb40..6251110 100644
--- a/app/common/controller/UsedCarDetailController.php
+++ b/app/common/controller/UsedCarDetailController.php
@@ -360,4 +360,35 @@ class UsedCarDetailController extends BaseController
             return $this->error($e->getMessage());
         }
     }
+
+    /**
+     * 重新推送失败的车辆到WordPress
+     *
+     * @param Request $request
+     * @return \support\Response
+     */
+    public function retryPush(Request $request)
+    {
+        try {
+            $carId = $request->post('id');
+
+            if (empty($carId)) {
+                throw new BusinessException('车辆ID不能为空');
+            }
+
+            $count = $this->service->retryPush($carId);
+
+            if ($count === 0) {
+                return $this->error('车辆不存在或状态不是推送失败');
+            }
+
+            return $this->success(['count' => $count], 'WordPress推送任务已重新加入队列');
+        } catch (\Throwable $e) {
+            Log::error('重新推送失败', [
+                'car_id' => $request->post('id'),
+                'error' => $e->getMessage(),
+            ]);
+            return $this->error($e->getMessage());
+        }
+    }
 }
\ No newline at end of file
diff --git a/app/common/service/UsedCarDetailService.php b/app/common/service/UsedCarDetailService.php
index 83e0e9e..9558777 100644
--- a/app/common/service/UsedCarDetailService.php
+++ b/app/common/service/UsedCarDetailService.php
@@ -875,6 +875,15 @@ class UsedCarDetailService
      */
     public function crawlAndStore(string $url, int $userId): array
     {
+        // 检查该用户是否已抓取过此URL的车辆
+        $existingCar = UsedCarDetail::where('user_id', $userId)
+            ->where('source_url', $url)
+            ->first();
+
+        if ($existingCar) {
+            throw new \Exception('该车辆信息已存在，无需重复抓取');
+        }
+
         // 1. 抓取二手车基本信息
         $usedCarCrawl = new \app\common\utils\crawl\service\UsedCarCrawlSingle();
         $info = $usedCarCrawl->crawlCar($url);
@@ -991,4 +1000,31 @@ class UsedCarDetailService
         $mileage = str_replace(['万公里', '万'], '', $mileage);
         return floatval($mileage) * 10000;
     }
+
+    /**
+     * 重新推送单辆失败的车到WordPress
+     *
+     * @param int $carId 车辆ID
+     * @return int 成功加入队列返回1，否则返回0
+     */
+    public function retryPush(int $carId): int
+    {
+        $car = UsedCarDetail::where('id', $carId)
+            ->where('status', 5) // 只处理推送失败的
+            ->first();
+
+        if (!$car) {
+            return 0;
+        }
+
+        // 更新状态为待推送
+        $car->update(['status' => 3]);
+
+        // 加入队列
+        \Webman\RedisQueue\Redis::send('wordpress-push', ['car_id' => $carId]);
+
+        Log::info('车辆重新加入推送队列', ['car_id' => $carId]);
+
+        return 1;
+    }
 }
\ No newline at end of file
diff --git a/config/route.php b/config/route.php
index 660a756..a07aebe 100644
--- a/config/route.php
+++ b/config/route.php
@@ -93,6 +93,9 @@ Route::group('/common', function () {
 
         // 抓取相关
         Route::any('/crawl/store', [app\common\controller\UsedCarDetailController::class, 'crawlAndStore']);
+
+        // 重新推送
+        Route::any('/retry/push', [app\common\controller\UsedCarDetailController::class, 'retryPush']);
     });
 
     Route::group('/user', function () {