Originally Posted by bob caldwell
As Turbs asked, if you have 12Volts @ big post on back of Alternator.......12 volt test light would work.
Actually, with the engine running, and just minimal things on (no headlights, wipers, or heater motors), the output from a 6G should be about 14.4 volts (shortly after starting). That's the regulator's "set point".
A good-quality DVM will tell you more.
The OP said he needed to "hit the road" today, so maybe he's somewhere out there on the highway. Or should I say, on the side of the highway.