Need advice about possible noise issue...

Matty21

hello all.....just recently purchased a 09 370z w/ 51k miles on it and even though the previous owner did reg scheduled maintanence i believe there is and issue w/ either my clutch, flywheel, or possibly even my tranny.....when it is idling n the clutch is released there is a rattling sound that occurs but u press clutch in it stops....it will also do it when ur cruising in 1st and u press in the clutch....and when i shut off the car it rattles.....i plan on taking it to fl in a week and i need to know if this is a big issue hopefully i before i take it to dealer and spend a butt load of money......and also would it b wise to even drive this car from nc to fl??....please if anyone can help id appreciate it!!!! THanks