my cousin left his aveo over at my house.its manual 5 spd.i was playing around with it and i pulled the gearknob(which has the markings-1,2,3..)for a second i noticed a white balloon like thing which then flew off out of the car and now the knob is screwed up the gear knob wont stay in place anymore and is loose and when my cousin gets back hes gonna find out. is ther any way i can fix it temporarily or something?im only 16 so i cant bring it to a shop or anything.if he finds out imma get busted.so any mechanics or people who kno about this please tell me if theres anything i can do or if i screwed things up big time how much will it cost to repair it?please help!