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Is my alternator failing? Warning signs that say yes

Auto-Lab Complete Car Care Center • 10 June 2023

A faulty alternator can cause your battery’s power reserve to run dry, which could then cause you to end up stranded. By taking action when you first notice evidence of an alternator problem, you’ll have the best chance of avoiding such a situation. At Auto-Lab Complete Car Care Center, our local mechanics are highly experienced with alternator and auto electric repair in the greater Plymouth, MI area. 


Warning Signs of Alternator Trouble

A dead battery is one potential sign of alternator failure. However, just because your car’s battery is dead doesn’t automatically mean you have a failing alternator. A variety of other issues can cause a battery to die, including parasitic draws, leaving on headlights, old age, and corroded/loose connections. But if there’s not a different obvious reason for your dead battery, then it’s worth investigating your alternator. 


An illuminated dashboard warning light may also indicate alternator trouble. Commonly, this warning light reads ALT or GEN or flashes on in the form of a little battery icon. When a warning light gets triggered, it’s important to identify the underlying issue before it gets worse and becomes more expensive to address.


You may also have an alternator issue if you’re noticing problems with electrical accessories. Today’s automobiles regularly have computers that can figure out which electrical accessories should have their power diminished when an alternator issue is present. This way, power is preserved for the car’s most pressing electrical needs. But, this could then cause trouble with accessories such as power windows, power seats, and the radio. An alternator problem can also cause headlights to start dimming or flickering. 


Alternator & Auto Electric Repair in Plymouth, MI

When you need auto repair in Plymouth, MI and the surrounding area, contact Auto-Lab Complete Car Care Center at (734) 404-7625. At our nearby auto shop, we can expertly address your vehicle’s repair and maintenance needs. Feel free to give us a call today to schedule an appointment!

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