Editor’s Note: We test and review every product we recommend. Read how MotorTrend tests products here. Don’t let a dead battery suck the juice out of your morning. With a little bit of preparation, ...

Picture this. You're ready to drive around town in your hybrid car and realize you left the headlights on — oops. This could mean a couple of things, but there's a pretty good chance that the battery ...

You can jump-start a V8 with a four-cylinder car as long as you have enough amps. The number of cylinders doesn't actually matter, but weight does.

All modern vehicles rely on a battery system to help get the wheels moving. For most cars with internal combustion engines, these devices are 12-volt batteries. The vehicle depends on the battery to ...