When you turn your vehicle’s key or press the start button, what gets everything going is the starter. It’s an electric motor with the sole purpose of spinning the crankshaft to start the engine, but ...

This gear-reduction starter (left) is a lightweight drop-in replacement for the older starter that failed. By spinning the armature faster and reducing its output speed with a planetary gearbox, it's ...

The opening part of this series laid out how the starter motor works, set the thing in the context of its electrical supply and suggested a few eyes-and-ears checks as the first steps in ...

Solenoids are everywhere. They open the water valve in your dishwasher, control the flow of gas in your stove, regulate ink delivery in printers, and play a crucial role under the hood of your car.

After two of my vehicles—my 1986 Jeep Grand Wagoneer and my 1948 Willys-Overland CJ-2A—decided to crap the bed this week, I received a reminder that the best way to fix a car isn't to simply replace ...

You turn the key on your Jeep and are greeted with a clicking sound, or maybe only silence. Whether you’re running late for work or headed out for weekend wheeling, that’s a situation that can ruin ...