Posted on 7/23/2025
How Long Do Car Batteries Last and What Affects Their Lifespan Most car batteries last between three to five years, but not all of them make it that far. Driving habits, temperature swings, and even how often you start your car can all shorten a battery’s lifespan. In Fort Collins, where we can go from freezing mornings to sunny afternoons in one day, your battery has to work harder than usual. Signs Your Battery Might Be Failing If you’ve noticed any of these signs, your battery could be reaching the end of its life: Slow crank when you turn the key or press the start button Dimming headlights or interior lights Flickering displays or power windows acting up That clicking sound when you try to start the engine What Shortens Battery Life? Here are a few common culprits: Temperature extremes: Hot summers and cold winters speed up battery wear Short drives: Frequent short trips don’t give your battery enough time to fully recharge Corrosion or loose connectio ... read more