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  1. Alternator - Wikipedia

    In principle, any AC electrical generator can be called an alternator, but usually, the term refers to small rotating machines driven by automotive and other internal combustion engines. An …

  2. The Signs of a Bad Alternator | O'Reilly Auto Parts

    Keep reading to learn more about the purpose of your car’s alternator, as well as the symptoms of a failing alternator, and how to check the alternator to determine if it’s time for it to be replaced.

  3. What Alternator Fits My Car? - Alternators Near Me - AutoZone

    Find an alternator that fits your car and delivers the same performance as original equipment, or better. We carry long lasting replacements, like Duralast Gold alternators that come with a …

  4. What Is a Car Alternator and How Does It Work?

    Mar 4, 2025 · It supplies electricity to the battery and electrical system to keep your car alive when the engine is running. As you drive around or idle, the alternator powers key components like …

  5. Alternator, how it works, symptoms, testing, problems, replacement

    May 9, 2022 · An alternator is a generator of electric power in a car and is a major component of the vehicle's charging system. All cars with an internal combustion engine except for some …

  6. Amazon.com: Automotive Replacement Alternators - Automotive …

    Online shopping for Alternators - Alternators & Generators from a great selection at Automotive Store.

  7. Alternator | Car Alternator | Car Parts - Pep Boys

    How do Alternators Work? Your vehicle’s alternator is part of its starting and charging system. Its primary job is to maintain the charge of your car battery. Alternators produce AC power …

  8. Alternator Replacement: DIY How-To | O'Reilly Auto Parts

    The alternator in your vehicle acts as a generator to provide electrical power to the ignition system, fuel pump, and other accessories, and to keep your car’s battery charged. Your …

  9. Alternator | New Aftermarket Alternators For Cars & Trucks | Auto ...

    Your alternator is a vital part of your vehicle's electrical system. Mounted onto a car or truck’s engine, it converts your vehicle's mechanical energy into electrical energy.

  10. Alternator (automotive) - Wikipedia

    An alternator is a type of electric generator used in modern automobiles to charge the battery and to power the electrical system when its engine is running. Until the 1960s, automobiles used …