Google + - Town Hill Auto Repair, Sales and Rentals  Call (814) 310-2221   Facebook - Town Hill Auto Repair, Sales and Rentals

Let us know how we are doing.

Blog  -  Electrical

« Return to Categories List

Why do car batteries fail in cold weather?

At one time or another, we’ve all been there; in fact if you’re reading this article you probably ARE there! You go out to your car on a cold Bedford, PA. morning, turn the key… nothing, then you start thinking; “didn’t I replace the battery during winter a few years ago?” Which naturally leads to the question: Why do car batteries fail in cold weather?

We Test Batteries At Town Hill Auto Sales and Service In Bedford

Why does my battery wear out so fast? Modern vehicles have more electrical components and gizmo's than ever before. This puts a lot of strain on your electrical system, making it hard for the battery to keep up. Think about it: electric seats, seat heaters, power locks, windows and sun roofs; add to that all the power outlets for our cell phones, computers, DVD players, navigation systems and powerful stereos... whew. Plus there are all the vehicle engine and transmission computers, traction control, stability control, anti-lock brakes, sensors (getting the picture?). Even the security system is running off the battery ...


You've probably noticed a bunch of warning lights on your dash when you start your engine. They flash on to test the circuits and then go off if everything's OK. One of the warning lights looks like a car battery. Its job is to tell you if your battery's stops charging properly. What does an alternator do? You know that your battery stores electricity – enough to start your engine and get you moving. But that's about it – you can only get a few miles on battery power alone. You need an alternator to generate enough electricity to run ...