diff --git a/src/views/index/vehicleAdd.vue b/src/views/index/vehicleAdd.vue
index 19172d83..2bbfb1a8 100644
--- a/src/views/index/vehicleAdd.vue
+++ b/src/views/index/vehicleAdd.vue
@@ -459,7 +459,7 @@
 
 <script>
   // uploadImage
-  import {Dialog} from "vant";
+  import {Dialog, ImagePreview} from "vant";
   import {formatDate1} from "@/utils/common"
 import {myMixins} from "@/utils/myMixins"
 import {vehicleTypeList,saveVehicle,getInfoById,supplierServiceTree, uploadImage, ocrHandler,
@@ -960,8 +960,21 @@ export default {
     isCameraSupported() {   // 是否支持 getUserMedia（不支持则降级系统选择器）
       return !!(navigator.mediaDevices && navigator.mediaDevices.getUserMedia) && window.isSecureContext !== false
     },
-    onLicenseSlotClick(type) {   // 行驶证三槽位点击拦截：跳独立拍摄页，不支持相机则直接降级系统选择器
+    onLicenseSlotClick(type) {   // 行驶证三槽位点击：已有图片→预览，无图片→跳拍摄页（不支持相机则降级系统选择器）
       this.cameraGuideType = type
+      const listMap = {
+        front: 'vehicleLicenseFrontList',
+        back: 'vehicleLicenseBackList',
+        car: 'vehicleLicenseCarPhotoList'
+      }
+      const item = (this[listMap[type]] || [])[0]
+      const src = item && (item.url || item.content)
+      if (src) {
+        // 已有图片：预览（删除按钮在拦截层之上，可删除后重拍）
+        ImagePreview({ images: [src], closeable: true })
+        return
+      }
+      // 无图片：拍照
       if (!this.isCameraSupported()) {
         // 不支持 getUserMedia（如 iOS 微信、非 HTTPS、老 WebView）：直接调系统选择器
         this.triggerNativeUpload(type)