Looks like it's the alt bearing and the clutch. After pulling the alternator out I noticed the seized decoupler/clutch.
Alternator tear down on the way.
...
https://www.youtube.com/watch?v=dKInzKtCR34
How to take apart the keylatch of the center console in a Old body style Gmc/chevy.
As you can see mine failed when a tab broke off and the spring flew away.
If you have a latch like this I could use it even if the key cylinder is broken/has no key .
http://www.dailymotion.com/veikra
...
https://www.youtube.com/watch?v=tj37HIm5Enw