Hey Joe,
Mine does it ALL THE TIME> wether its just on the little markers in the middle of the street when I drive over them, or the mountainous speed bumps infront of my place. Very annoying. Probably how most of my CDs get so screwed up!!
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1994 GT.Convertible/Performance Red. Cold Air Ind.,K&N,H.P. Pulleys,OffRoad H-Pipe,Flows,3.55,Light bar,Custom HeadRests.Lotta Chrome