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Old 05-20-2021, 08:14 PM   #9
drolston
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Join Date: Jun 2014
Location: Williamsburg, VA
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Default Re: Ongoing problem 1946 v8

Quote:
Originally Posted by TJ View Post
Do this first. Check all the cables to the battery, and ground cables to the body and motor. Make sure all are clean and tight. if you have an old braided ground cable that shows signs of corrosion get a new proper sized ground cable. Next check the age of your battery. Optima's don't last forever. Also check the starter switch and cable. The problem could be somewhere in the charging system and you may be trying to run on a weak battery that is not being charged.
Does the ammeter show positive when you are driving? If you turn the headlights on does it stay on the positive/charging side? If not, generator and/or regulator are malfunctioning and the ignition will eventually drain the battery voltage down to where the engine dies and it will not crank.
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