How old is your car? If air filter is good, there could be the problem of convertor...If it is close (<100), add some treatment in gas first and see if it works.

ondway (一枫家新)
2002-2-8 -04:00
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Back To Topic: 请教浆液等各位大虾,今天去做了尾气检查,HC和NO都超标,我应该怎么办?修车的地方告诉我检查一下问题在哪就要$90,修的费用另外算。天呀,要吐血了。

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