回复：what do you worry about? keep driving

来源: 于 2010-09-26 07:54:04 [旧帖] [给我悄悄话] 本文已被阅读：次

when cooling system starts to run to cool down the engine, there is an unusual sound like metal scarching sound coming from the hood. I think it may be water pump failing. That's why i am worried!