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Alternator Replacement Cost (Does Insurance Cover It?)

Can your insurance company pay for the cost of replacing your alternator? We will discuss the signs of a faulty alternator, as well as the cost of replacing it.
Stephanie Lawrence
Stephanie Lawrence
12/27/2022 · 5 min read
alternator replacement alternator replacement alternator replacement

Having a vehicle that isn't working properly or at all can be very frustrating.

However, some signs, such as dim or flickering headlights, dead batteries, and strange engine noises, can be fixed by replacing your alternator.

In this article, we will discuss the cost of replacing your alternator as well as the signs of a faulty alternator.

Table of Contents

  • What is an Alternator
  • How long does an Alternator last
  • Signs of a faulty alternator
  • How much to replace an alternator
  • Why buying a used alternator is not recommended
  • How often should an alternator be replaced?
  • Will insurance cover an alternator replacement?
  • FAQs About Alternators

What is an alternator?

A device that converts mechanical energy into alternating current (AC) electric energy is known as an alternator. Alternators generate electricity for powering electrical components in a variety of applications, including automobiles and boats. The alternator generates an electric current in a stator winding by using a rotating magnetic field. This current is converted into alternating-current (AC) electricity, which is then used to power the vehicle's electrical components.

What does it do?

An alternator generates electricity to power electrical components such as lights, accessories, and other electronic equipment. An alternator generates an electric current in a stator winding by using a rotating magnetic field. This current is converted into alternating-current electricity, which is then used to power the vehicle's electrical components.

Why is it essential?

An alternator is essential in a vehicle because it is in charge of supplying power to various electrical components such as lights and accessories. The vehicle would be unable to generate the electricity required to power its electrical components if it did not have an alternator.

How long does an Alternator last

The lifespan of an alternator is determined by how it is used and maintained. In general, an alternator should be expected to last between eight and ten years. This lifespan can be extended with regular maintenance and proper use. If you intend to keep your car for more than a few years, you should plan on replacing the alternator. Alternators typically have a lifespan of 40,000 to 100,000 miles.

Tips on how to make them last

Regular maintenance is the most effective way to extend the life of an alternator.

This includes checking and replacing the alternator belt, tightening all connections, and cleaning the alternator housing.

It is also important to ensure the alternator is not overloaded, as this can cause it to become overworked and eventually fail.

Finally, make sure to drive the vehicle in a way that does not put an undue strain on the alternator.

Signs of a faulty alternator

Flickering lights, dimming headlights, an illuminated "check engine" light, a battery warning light, and slow electrical system performance, such as slow window operation, are all signs of a faulty alternator.

An alternator can also fail as a result of a faulty bearing or being overworked as a result of an overloaded electrical system. If your car is having trouble starting, it could be due to a faulty alternator.

If your alternator fails, your battery will not have enough power to start your car. If you're hearing unusual noises, such as grinding or whirring, it could be due to broken pieces within an alternator.

If you notice any of the above signs, you should have the alternator inspected and serviced by a qualified technician.

Can I still drive with a bad alternator?

Driving a vehicle with a faulty alternator is not recommended. This is due to the alternator's responsibility for supplying the necessary power for the vehicle's electrical components, and electrical components will fail if the alternator fails. Furthermore, if the alternator is not operational, the battery will not be recharged, resulting in a dead battery.

What to do if it’s broken

It is best to have your alternator inspected and serviced by a qualified technician if it is broken. The technician will be able to identify the issue and suggest the best course of action. The alternator may need to be replaced in some cases. In other cases, repair or maintenance may suffice to resolve the issue.

How much to replace an alternator

The cost of replacing an alternator varies depending on the vehicle's make and model. In general, the cost can range from $100 to over $1,000. For a more accurate estimate for your specific vehicle, consult with a qualified technician.

“repair” cost (Is it worth repairing vs replacing?)

The decision to repair or replace an alternator is influenced by the cost of the repair or replacement as well as the alternator's age. Repairing an alternator is generally recommended if the repair cost is low and the alternator is only a few years old. However, if the repair cost is high or the alternator is quite old, it may be better to replace it.

New alternator cost

The cost of a new alternator is determined by the make and model of the vehicle, as well as the type of alternator required. A new alternator can cost anywhere from $100 to over $1,000 in most cases. For a more accurate estimate based on your specific vehicle, it is best to contact a qualified technician.

Labor cost

The labor cost for replacing an alternator is typically determined by the vehicle's make and model, as well as the technician's hourly rate. The labor cost for installing a new alternator can range from $50 to more than $200.

The cost of replacing an alternator in a popular car model can be quite variable.

  • A Honda Civic alternator, for example, can cost between $400 and $800.
  • Ford Focus alternators can cost between $200 and $400.
  • A 2018 BMW can cost between $1,200 and $2,100, plus the technician's labor.

Purchasing a used alternator is generally not advised due to the possibility of hidden defects and/or damaged components. Furthermore, determining the overall condition and true lifespan of a used alternator can be difficult.

As a result, it is generally preferable to purchase a new alternator, which will provide the most dependable performance and the longest possible lifespan.

How often should an alternator be replaced?

Regular maintenance and proper use can extend this lifespan. It is critical to have the alternator inspected on a regular basis to look for signs of wear and tear or other problems. If any problems are discovered, the alternator should be serviced or replaced as soon as possible.

Will insurance cover an alternator replacement?

It depends on your type of insurance, but in general, it will not cover the cost of replacing an alternator. Check the terms and conditions of your policy or warranty to see if the cost of replacing an alternator is covered.

How about warranties?

Depending on the terms and conditions of the warranty, some extended warranties may cover the cost of alternator repair or replacement. For more information on their coverage, contact the manufacturer of your vehicle or the warranty provider.

FAQs About Alternator Replacement

Do alternators fail suddenly?

An alternator does not usually fail suddenly. Instead, it shows signs that the alternator is failing, including flickering lights, dimming headlights, a battery warning light, and slow electrical system performance such as slow window operation.

What can damage an alternator?

A faulty bearing, being overworked due to an overloaded electrical system, or improper maintenance can all cause alternator damage. It is critical to inspect the connections and the alternator belt on a regular basis. If any problems are discovered, the alternator should be serviced or replaced as soon as possible.

Can alternators drain the battery while the car is off?

An alternator is only responsible for charging the battery when the car is running, so it will not typically drain the battery while the car is turned off.

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