An unavoidable reality of owning a car is dealing with a 12V battery. What voltage should a healthy, fully charged 12V battery read while resting?

There’s only one way to answer the question, “Is it my battery, or something else” when your car won’t start: Hook up the best car battery tester and get a readout of what’s going on. Skip the ...

While car batteries die more quickly in hot weather, keeping on top of things during the winter is still essential. Here's why: Cold temperatures reduce a battery's cranking power. A battery that's ...

Cold weather can kill a weak car battery fast. Learn the warning signs and how to test your battery before freezing temperatures leave you stranded. Winter is when weak batteries get exposed. Cold ...