I hav a gearbox problem..because when my dad was driving the car was i 1 gear but sudenly without any reason i juz jumped to 3rd gear and started to pull, thank god my dad avoid the on coming car..and the car didnt move, few minit later my dad start the car the car didnt move at all, when my dad press the accelaration there is a sound like some thing is lose n its juz spining.