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 ...

It's a fairly simple process of attaching jumper cables from the good battery to the dead one, but there is something incredibly important that you need to make sure you get right: the positive ...

To revive a dead battery, first make sure each car is in park or neutral -- and turned off. Then, connect one end of the cable to the positive terminal of the donor battery, and then connect the ...