How to change the car alternator and where to buy it at a good price

How to change the car alternator and where to buy it at a good priceArticle: How to change the car's alternator and where to buy it at a good price


Welcome to our article on how to change the car alternator and where to buy it at a good price. In this article, we will provide you with all the information you need to perform this repair yourself, saving money and time. In addition, we will tell you where you can buy a quality alternator at an affordable price. Read on to find out all the details!

What is an alternator and why is it important?

Before we dive into the process of changing an alternator, it's important to understand what it is and why it's an essential part of your car's electrical system. The alternator is a component that is responsible for generating electrical energy while the engine is running. This energy is used to charge the car battery and power the different electrical systems, such as the lights, the audio system and the ignition system.

How to know if the alternator is faulty?

Before proceeding to change the alternator, it is essential to make sure that it really is faulty. Here are some common symptoms that indicate a problem with the alternator:

  • Car lights flicker or get dimmer.
  • The battery discharges quickly.
  • The engine suddenly dies while driving.
  • You hear strange noises coming from the engine compartment.

If you experience any of these symptoms, the alternator is most likely bad and needs to be replaced.

How to change car alternator

Now that you know the alternator is bad, it's time to learn how to change it. Follow these steps to perform the repair yourself:

Step 1: Preparation

Before you begin, make sure you have all the necessary tools on hand. This includes a wrench, screwdriver set, hydraulic jack, and jack stands to safely raise the car. In addition, it is advisable to have the specific repair manual for your car model on hand.

Step 2: Disconnect the battery

Before handling any electrical component, it is important to disconnect the battery to avoid short circuits. Locate the battery in the engine compartment and disconnect the negative (-) cable using a wrench.

Step 3: Disassemble the alternator

The alternator is located at the front of the engine, usually on the top or side. Use the repair manual to locate and disassemble it following the specific instructions for your car model. This usually involves loosening the holding bolts and disconnecting the electrical wires that are connected to the alternator.

Step 4: Install the new alternator

Once you've removed the failed alternator, it's time to install the new one. Make sure the new alternator is compatible with your car model and follow the installation instructions provided by the manufacturer. Connect the electrical wires and tighten the retaining bolts to secure the alternator in place.

Step 5: Reconnect the battery and test

Once you have installed the new alternator, reconnect the negative (-) battery cable and make sure it is tight. Then start the engine and check that the new alternator is working properly. If everything is in order, you have successfully completed the alternator change!

Where to buy an alternator at a good price

If you are looking for a quality alternator at an affordable price, we recommend you consider the following options:

  • Visit local auto parts stores: These stores often have a wide variety of alternators for different car models. Ask about quality options and compare prices to find the best deal.
  • Buy online: There are numerous online stores that offer alternators at competitive prices. Some popular options include Amazon, eBay, and specialized auto parts websites. Before making the purchase, be sure to check the reputation of the seller and read the opinions of other buyers.

Remember that when buying an alternator, it is important to look for a quality one that matches the specifications of your car. Do not get carried away only by the price, since the durability and performance of the alternator are essential for the correct operation of your vehicle.

Frequently Asked Questions (FAQs)

1. Can I change the alternator by myself without previous experience?

Yes, it is possible to change the alternator by yourself even if you have no prior mechanical experience. However, it is important to follow the specific instructions for your car model and to have the right tools on hand. If you don't feel safe, you can always seek the help of a professional.

2. How much does it cost to replace an alternator?

The cost to replace an alternator can vary depending on the car model and the make of the alternator. In general, the price can range between 100 and 500 euros. However, by performing the repair yourself, you can save on labor costs.

3. How long does it take to change the alternator?

The time required to change the alternator can vary depending on your level of experience and the car model. On average, the process can take between 1 and 3 hours. Make sure you have enough time available and follow the step-by-step instructions to avoid any setbacks.


In summary, changing the car alternator can be a feasible task for those who are willing to learn and follow the proper instructions. Always remember to disconnect the battery before beginning any electrical work and make sure you have the necessary tools on hand. Also, do your research and compare prices to find a quality alternator at an affordable price. If you follow these tips, you can save money and keep your car in good condition.

We hope this article has been useful to you and has provided you with the necessary information to change the alternator in your car. If you have any additional questions, feel free to leave a comment below. We will be happy to help you!

Until next time!

The team

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