Every time i change from 1st to 2nd i get a noise like metal hitting metal, it happens when i change from 4th or 3rd aswell in to 2nd, ive had a couple of blokes look at it they say its the gear stick hitting the heat shield, they say its just a annoying noise and there aint a lot i can do about it, there must be something can any of you guys help?? it a clio16v n reg