Dear Car Talk:I have a restored 1947 Plymouth Business Coupe. That was the same year I, too, came off the “assembly line.”The Plymouth has a 6-volt battery, and the starter motor turns … ...

A battery that registers 12.7 volts (unloaded) is at 100% charge; 12.46 volts equates to an 80% charge, and 12.2 volts would indicate the battery is 50% charged. A regular, lead-acid car battery ...

Received this video and I'm not sure if it is valid or not. Guess I could disassemble a 6 volt lantern battery and find out. But as I recall from my high school chemistry days, and the warning on ...

At either 8- or 12-amp capability off the household receptacle, roughly half of all Volts would never realize the full 3.3- or 3.6-kW capacity. The 2016 Volt's more energy-dense battery pack will ...

By definition, GM considers the 16-kilowatt-hour Volt/Ampera battery to be at the end of its usable life cycle when it has around 70-percent charge-holding capacity.