Don't sweat it...it'll start working again sooner or later, after four years of ownership, you get used to the "quirkyness" of the beeper that works when it wants to...
I was just thinking to myself the other day, that mine has been working for a long time without any malfunctions...of course it quit working within hours of that thought...
I have the instructions printed out, & will bring them with me to Moab.Bring your extra fob along & we'll get it programmed.
Or do a forums search for "key fob" if you want to do it before then.