512-865-6217

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9324 US-290, Austin, TX 78736

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9324 US-290, Austin, TX 78736 | Monday-Friday 7:30am-6pm

512-865-6217

Common Warning Signs of Alternator Failure

Austin Auto Repair • 9 November 2023

Your car's alternator plays a vital role in keeping your vehicle running smoothly. It charges the battery, powers the electrical systems, and ensures your vehicle starts reliably. When the alternator starts to experience issues, it can lead to a range of problems and potentially leave you stranded. So it’s important to get to the shop when you first suspect that an alternator issue is developing. At Austin Auto Repair, our local mechanics provide expert alternator replacement and auto electric repair in the greater Austin, TX area. Here are some of the common signs of an alternator problem.


Dimming Headlights/Flickering Lights

When the alternator fails to generate enough power, headlights and dash lights may become noticeably dim. When dash lights start flickering, it's a sign that the alternator is struggling to maintain a consistent voltage output.


Dashboard Warning Light

An illuminated warning light is often the first sign of alternator trouble. This light may come on with the letters ALT or GEN or in the shape of a little battery icon.


W
eak/Dead Battery

The alternator's primary function is to charge the battery while the engine is running. If the alternator is failing, it may not provide enough power to keep the battery charged properly. As a result, your vehicle's battery will weaken or eventually go dead. 


Difficulty Starting the Engine

The alternator also plays a crucial role in starting your vehicle. It provides the necessary power to ignite the engine. If you experience difficulty starting your car, hear clicking sounds when turning the key, or find that the engine cranks slowly, it could be due to an alternator issue.


Stalling/Rough Idling

If your car stalls while driving or has a rough idle, it may be related to an inadequate power supply from the alternator. If your car stalls in traffic, it could potentially put you in harm’s way.


Electrical Accessory Failures

Your vehicle relies on the alternator to power various electrical systems, such as the radio, air conditioning, and power windows. If these systems start malfunctioning, it's a sign that the alternator may be struggling to provide sufficient electrical power.


Alternator Replacement & Auto Electric Repair in Austin, TX

When you need auto repair in Austin and the surrounding area, contact Austin Auto Repair at 512-865-6217. Feel free to give us a call today to make an appointment!

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