雷克萨斯Gx550h底盘生锈是不是质量问题，如何处理呢

<div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M06/29/F9/userphotos/2026/01/10/15/500_Chto52liBROACwluAAk-3IomVB0043.jpg" style="height:525;width:700"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M04/29/F9/userphotos/2026/01/10/15/500_Chto52liBRiACWaRAAglNidRxfo928.jpg" style="height:525;width:700"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M06/29/EB/userphotos/2026/01/10/15/500_ChxpVWliBR2AKqplAAgM4xsYG14472.jpg" style="height:525;width:700"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M03/29/F9/userphotos/2026/01/10/15/500_Chto52liBR-AJ2hkAAkf-p-u4Mo112.jpg" style="height:856;width:642"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M0B/29/EE/userphotos/2026/01/10/15/500_ChxpVmliBSKAMlheAAlX3eYeuTQ948.jpg" style="height:856;width:642"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g33/M05/29/EB/userphotos/2026/01/10/15/500_ChxpVWliBSOAVuPHAAkr4S1psDQ417.jpg" style="height:856;width:642"  /></div><div layer1="img-e"></div><br /><div layer1="text-s"></div><div class="tz-paragraph">如题，有车主有类似情况吗，谢谢啦</div><div layer1="text-e"></div><br />