rattle

Hi. I just got a Corvette Standard 5 from 1997. The truss rod rattles very clearly when playing some notes or bumping the back of the neck. I tried to do my homework and read a few threads on this, so I know I have a two way rod because it's a 97 and it has the volute. I also read it may be...

Ok...so I have a new JAN III on my bass. The B string rattles at the nut when played, no other string is doing this. When I press downward on the string over the nut, the rattle goes away. When I switch back to the JAN II, no rattle either... It seems as if the cutout for the B string is...

I've got a quick setup question: I'm getting some fret buzz/rattle on the long decay of notes on my Corvette, but only on the D & G strings, between the 3rd and 6th frets. Does this sound more like a trussrod issue, or a string action issue. I haven't checked the relief, and recently...