Warning Signs Of A Failing Alternator

Whether you need to replace the windshield wiper blades or install a new exhaust system, learning to work on your car or truck be enjoyable and save you money. The alternator is an essential part of your vehicle’s electrical system. Knowing when it may be failing is an essential part of keeping your electronics working as intended.

Symptoms of a Bad Alternator

Like most faults with a vehicle, a bad alternator is easiest to notice when an indicator light illuminates on the dashboard. This is typically a battery-shaped light. This indicates that there is a problem with the electrical system, so you will need to test the battery and alternator. Some vehicles have “ALT” or “GEN” lights to indicate a problem with the alternator specifically. These are some other symptoms:

  • The lights headlights or cabin lights are dimmer than usual.
  • Electronic accessories (AC, infotainment etc.) don’t work properly or at all.
  • There are weird sounds such as whining or grinding coming from the alternator.
  • You can smell the accessory belt attached to the alternator burning or overheating.
  • You can see a broken or damaged component upon a visual inspection.

How To Get a Free Alternator Test at AutoZone

There can be multiple components that create issues with similar symptoms to the above. For example, a dead battery may have similar results as a faulty alternator. Additionally, the accessory belts that connect the alternator to the engine could be damaged. This would cause the alternator to under perform but only require a belt replacement.

The best way to diagnose the issue is to test the individual components. You can do this at AutoZone using their store services. They have diagnostic equipment for various electrical components including free alternator tests, battery tests and more. This will help you to quickly narrow down the problem and determine what you need to do to rectify the problem.

Plus, they have many of the tools and parts that you need to fix the problem. You can even rent large, expensive and/or specialized tools that you may not want to buy.

Why AutoZone Has Some of the Best Windshield Wiper Blades in the Industry

Not every problem with your car or truck is as daunting as a faulty alternator. Some, such as worn-down windshield wipers, can be fixed quickly and easily even by a novice. Consider checking out AutoZone to find the right wiper blade size for your vehicle. They make it easy with an online search tool that only returns results that will work for your car or truck.

Plus, AutoZone carries a selection of the best brands. So, you can find an option that works for your budget and provides the performance you want.

Get Started Fixing Your Car or Truck

Start working on your car or truck today. Learning to perform maintenance and repairs yourself can be a fun way to pass the time. It is also a great way to save some money and enjoy a more meaningful vehicle ownership experience. Whether you need to replace your alternator or just need a new windshield wiper blade, you may be surprised by how much you can achieve.


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