An alternator is a generator that produces the electricity stored in a vehicle’s 12-volt battery and powers the starter motor for the engine and the various computers, lights, power windows and locks, ...

Alternators are spun by an engine to generate electricity to run everything from lights to seat heaters, but this puts more load on the engine, limiting power output and reducing fuel economy. Some ...

Your alternator is arguably one of the most important parts of your engine. Usually found attached to the front of the block, it’s responsible for keeping your battery charged as you drive down the ...