[cdowns]

well one of the first places is the tailgate there's suppossed to be little rubber bumpers where it closes then there's the doors same thing also the door window weatherstripping and door weatherstripping the hood is supposed to have rubber bumpers also the bed mounts if you undo the bolts and slip a piece of rubber under each pad, grab hold of the bumpers and see if there is any movement also the sparetire carrier if there is any movement tighten them and last get rid of the beer cans under the seat !! now you should have a quieter truck