Your car only starts reliably because two electrical workhorses share the load. The battery delivers instant power on demand, ...

Alternators began to replace generators in modern cars in the 1960s thanks to how many advantages they offered for efficiency ...

Your alternator quietly does more than keep the battery topped up. It turns the engine’s rotation into a steady flow of ...

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, ...

If you've ever wondered how your car's battery stays charged, wonder no more. I cracked open a junkyard alternator and recorded the wonders that lie within in the second installation of our new video ...

Owning a car might be the biggest, and worst, waiting game on the planet. Every single day that you step into the driver’s seat and wonder, “What might go wrong?” We’re not just talking rust buckets, ...

Disconnecting the battery while the engine is running isn't a valid test for alternator function and may damage sensitive electronic parts. Instead, use a common voltmeter and the following test ...

Today’s trucks have more electronics than ever, and they cruise at lower rpms, so more careful alternator spec’ing likely is in order. Fleets should use the appropriately rated alternator for their ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) — Your alternator is one of the ...