can't find the answer to a keyless remote question

[Eric Waterman]

If you reprogram the car for the new remotes, you have to program all the
remote you have at the same time.  Its done this way so if you loose one, or
one is stolen, it won't work anymore.

Eric Waterman
1996 200SX SE-R
1997 200SX SE-R
1991 Sentra SE-R

It was asked:
> >If I buy a new one, will I need to program only the new one or will I
need
> to
> >program both the old one and the new one.
 ..and Thomas Answered:

> No. You just program the new one in. It keeps up to 3-4 remote codes can't
> remember the exact number but at least three.