Install the disconnect switch on the positive battery cable: Construction equipment and over-the-road trucks often use this design. A concern with positive-side kill switches is the same as when ...

A utomotive electrical issues can be especially difficult to diagnose and correct. Today’s cars and trucks are seriously ...

Even a gas-powered car needs a working battery to power the electronics and crank the engine. Here's how to charge your ...

Almost 4,400 examples of the 2025 BMW 3 Series, 4 Series, 5 Series, and X3 may have been produced with an iffy ...

Once you have access to the battery posts, determine which one is positive (+) and negative (-). The positive post may have a red cable attached, but it's best to look for a plus or minus sign to ...