Posted on 3/28/2025
Flickering headlights might seem like a minor annoyance, but they can be a sign of an underlying electrical issue in your vehicle. A quick flicker when you start your car isn’t unusual, but if it happens frequently or while driving, it could point to a weak battery, a failing alternator, or a problem with the wiring. Ignoring it could lead to dimming lights, trouble starting your car, or even complete electrical failure. Tracking down the cause early can help you avoid more expensive repairs later on. Battery Problems That Cause Flickering Headlights Your car’s battery is responsible for supplying the power needed to start the engine and run electrical components. When the battery is weak, voltage fluctuations can cause the headlights to flicker. Over time, batteries lose their ability to hold a charge. If your battery is more than three years old and your headlights flicker when you start the car, it could be time for a replacement. A failing battery ca ... read more