Why doesn’t my 335i battery stay charged?

A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you may have been leaving your car doors ajar and the lights on overnight. Stop by for a complimentary battery check at your nearest Firestone Complete Auto Care and learn more about your battery's charge.

What happens to my old 335i battery?

We recycle it! Nearly 100% of all lead-acid batteries are recyclable.

How much do DieHard batteries cost for your BMW 335i?

You can find affordable 335i batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.

What is the average lifespan of a car battery?

You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.

What is the white, crusty substance accumulating on my 335i’s battery post?

The white, flaky stuff that can build up around your 335i’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your 335i, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.

How do I remove corrosion from my 335i car battery?

Regularly inspecting and cleaning your battery terminals will help keep your 335i’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.

Where can I find a battery for my 335i?

At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install 335i batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.

2014 BMW 335i Car Batteries

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Get a New BMW 335i Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2014 BMW 335is today and schedule a quick installation at Firestone Complete Auto Care.

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The Right Battery Size for a 2014 BMW 335i

Researching battery replacements for your BMW 335i? Use the following chart to find information on BMW 335i battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
H8-AGM	L6/3.0L	Replacement 36 months	Performance months	900

BATTERIES
L6/3.0L - Battery: H8-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900

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Shopping for BMW 335i Car Batteries

Your 335i doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. You want to replace your 2014 BMW 335i battery before it fails and leaves you stranded. Watch for signs that your current battery is getting too old or too weak. A lagging starter, an illuminated check engine light or battery signal, bloated battery case, corroded battery posts, or faded headlights can all be signs that your battery needs attention.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. With best-in-class tools we can tell you how much "life" is left in your battery. Drop in for a free battery check and, if needed, get your BMW 335i a replacement battery. Automotive batteries are just one of our many areas of expertise. Our expert technicians understand BMW service recommendations for 335i car batteries’ reserve capacities and cold cranking amps. Get help choosing the battery size that's best for your 335i, and schedule a weekday or weekend battery replacement service for your car.

Is There a DieHard Battery for 335is?

We know what’s best for your BMW 335i, which is why we carry just that. Your vehicle needs a reliable, durable and powerful battery that can handle most extreme environments and weather conditions. DieHard batteries shatter expectations using the latest innovative technology to fuel the growing power needs of modern vehicles A DieHard battery isn't an ordinary car battery. It's extraordinary. Go with a DieHard battery for your 335i and get behind the wheel with confidence. Why? Because performance will be there when you're counting on it. That's the kind of battery we deliver.

Caring for a New BMW 335i Battery

Did you recently have a new 2014 BMW 335i car battery installed? Great job! You can give your new battery a head start with proper care and attention. ensuring all the lights are turned off before you leave the car, cutting back on unnecessary short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Answers to Your 335i Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have a battery question that's unique to your BMW 335i battery, visit your nearest store. Our technicians have the answers.

Why doesn’t my 335i battery stay charged? A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you may have been leaving your car doors ajar and the lights on overnight. Stop by for a complimentary battery check at your nearest Firestone Complete Auto Care and learn more about your battery's charge.
What happens to my old 335i battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much do DieHard batteries cost for your BMW 335i? You can find affordable 335i batteries by using one of our car battery coupons, when available. Plus, every DieHard battery comes with extra coverage thanks to DieHard Assurance and a free replacement warranty.
What is the average lifespan of a car battery? You can usually get three to five years out of your car battery. However, battery type, how well you maintain your battery, and your driving habits can all affect your battery’s lifespan.
What is the white, crusty substance accumulating on my 335i’s battery post? The white, flaky stuff that can build up around your 335i’s battery terminals is known as corrosion. Acid leaking from your vehicle’s battery post can have a chemical reaction with the air, leading to an accumulation of the white, powdery substance over time. Corrosion can affect the flow of electricity between your battery and the electrical system in your 335i, possibly causing issues with electrical performance and starting. If left unaddressed for long enough, it may even cause your battery to prematurely fail.
How do I remove corrosion from my 335i car battery? Regularly inspecting and cleaning your battery terminals will help keep your 335i’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.
Where can I find a battery for my 335i? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install 335i batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.