The alternator is responsible for charging the car battery and powering all the car's onboard network consumers. If it fails or is unstable, the battery will either not be charged or start discharging ...

If your car or truck won’t hold a charge, or if you’re having signs electrical gremlins like dimming headlights, you probably need a new alternator. “If you keep a vehicle over 100,000 miles, chances ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

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 ...

People may think that the battery powers the electrics in your car, but that’s not the case. The battery provides electricity needed for the electric starter motor to start the car. When the car is ...

Prediction: The Nitro Alternator, which debuted last year and remains unchanged for 2025 (except for the new 154-centimeter length), will be everywhere this season ...

We earn commissions from purchases you make using links in our articles. Learn more. The alternator is a device that keeps your car’s electrical system running once the engine is on. It’s essentially ...

For most of us simple is good and simply functional even better. In this regard the very portable PulseTech Xtreme Charge Quick Battery and Alternator test device makes perfect sense. My advice: get ...

Your alternator quietly does more than keep the battery topped up. It turns the engine’s rotation into a steady flow of electrical power that keeps every modern system in your car alive, from fuel ...

It’s always the same sinking feeling when you notice that the interior lights seem dim as you climb into your Mustang. A twist of the key confirms the miserable truth with a clicking noise from the ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...