Knowing when to replace your car battery is crucial for keeping your vehicle running smoothly. Some telltale signs include a slow engine start, dim or flickering headlights, and frequent electrical issues such as malfunctioning power windows or dashboard lights. If you’ve been jump-starting your car often or notice that the battery is older than three years, it’s a strong indication that you need a car battery replacement in Delhi. Additionally, corrosion around the battery terminals or a swollen battery case are other visible signs that the battery is on its last leg and should be replaced immediately.