Rick's Free Auto Repair Advice

Posts Tagged: How long does an alternator last?

How long does an alternator last?

How long does an alternator last? When an alternator fails, many car owners want to know if their failed prematurely and ask “How long does an alternator last?” That’s not an easy question to answer. An alternator is basically an electrical generator. It has a rotating electromagnet (called a rotor) and a stationary electrical coil (called a stator). The rotor spins on a front and rear bearing and the rotor coils are connected to the alternator’s diodes by carbon brushes that slide on two rotating rings located on the rotor’s … Read More


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