While searching for something on the powersteering, I came across this incredible photo-guide for replacing the alternator on a 3800.

I don't have one, but I thought someone might really be able to use this:

http://flickr.com/photos/paulmichaels79uf/2382257443/in/pool-carparts

http://www.paulstravelpictures.com/Pontiac-Grand-Prix-GM-3800-II-Alternator-Replacement-Guide/index.html