Originally Posted by IBLUBYU
Do a search for, "Factory Alarm chirp Solved Read". Sorry ... don't know how to do a linky. Many posts discuss this there, including part #'s and in Post #65 (instructions for replacing). Try the "search" function first, before posting a question. Just sayin! 
Thanks for the information. That was what I was looking for.
I did the search on "alarm siren", "replacing alarm siren", "replacing alarm" etc and could not find anything helpful. So I did the search first. My fault is not to think to type "Alarm Chirp"....