Alternators can last the life of your vehicle, but that doesn't always happen. General wear and tear, heat, overuse, exposure to water, faulty parts and frayed wires can put your alternator out of ...

Most vehicles will have an average cost between $350-400 for the total job of an alternator replacement if no other parts need to be replaced. If the serpentine belt is included in the process ...

We found a junkyard core with a good rotor and voltage regulator and rebuilt the alternator on our workbench for about the same price we would have paid for a rebuilt 105-amp unit from the parts ...

I’m a former mechanic and I have a question for you. Some of your answers refer to alternators that have “died.” But as far as I know, you have never written about why they die. I know about ...

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 ...

JIT recommends that drivers test these parts before making long-haul trips and replace them if necessary. Starters and alternators on commercial vehicles should be replaced every seven years or ...

Not everyone has a multimeter handy, so if you do not have the tool or the comfort to execute the test on your own, some shops like AutoZone offer a free alternator test service. Although some ...

Dave Good question, Dave. You are right that alternators are commonly replaced because their bearings, brushes, or slip rings wear out. Those are all moving parts, so it’s not a surprise they ...