[snip]
> > Now the car starts and runs fine however, when the batter
> > light is on I cannout use the alam/automatic unlock button in my key.
> > The alam light stays ON. After driving a few blocks the battery light
> > goes off and evreything seems fine.
>
>
>
> Something's wrong with the alternator or the charging circuit.
>
> Did anybody ever check the voltage? Both battery and system voltage when
> engine running?
>

I had a very similar problem to this. Took the car to an auto-electrician
who recommended I replace my alternator with a 'rebuilt' one, at the cost of
a few hundred dollars. Took car to another guy who replaced the alternator
brushes for 50 dollars. Problem fixed.