本帖最后由 yj151 于 2010-1-22 13:45 编辑 0 F, r9 y' W8 {0 Z: A( }
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You can try to look at the suspention system such as stru and so on. 9 q: {: @7 m# c% ]$ _+ S. m7 G. ^
You also can send it to dealership for checking the status.