Voltage Regulator?!?  (probably built into your alternator)
John (Old Fartz & TLS #37) Lieberman
dfauth@frii.com wrote:
> The car will start and run just fine, but after warming up, a strange 
> electrical problem shows up.  When I press the brakes (or hit the turn 
> signals, or use the interior light...just about anything that uses electrical 
> power), the voltage (according to the instrument cluster voltometer as well 
>as 
> the dimming of the lights) drops for a split second from ~13-14V down to 
> around 8V.  This behavior is regardless of engine RPM.  After a little bit 
> more, the engine dies and ALL electrical power for the car is GONE.  Zip.  
> Zilch.  At this point, the battery shows zero voltage.
> 
> I have replaced my ground-to-battery cable.  I have replaced my battery-to-
> mainfuse cable.  I have had the battery check done by Checker and it was 
> fine.  Once the car cools down, the power is back and the car will start as 
>if 
> nothing had happened.
 
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