ever since i had my GTP ive wondered is with the green dot on the rearr view mirror??? i can turn it on and off and i dont notice any difference cuz theres still a glare behind me??? anywayz is there a way to TIGHTEN the rear view mirror due to my powerful MTX subs hehe it moves when im bumpin to metallicas drum solos =p anyone know if you can tighten it? thanks soz if this is in the wrong spot idk what topic it should be under mods.