Why won't my Sonata battery stay charged?

A battery that won't hold a charge is almost 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 free battery test at your local Firestone Complete Auto Care to learn more about the state of your battery.

What do you do with my old Sonata battery?

We recycle it, taking care of both your car and the Earth.

How much will replacing my Hyundai Sonata’s battery cost if I get a DieHard battery?

You can find affordable Sonata 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.

How long can I expect my car battery to last?

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 stuff around my Sonata’s battery post?

A chemical reaction between battery acid and the air can cause a white, crusty buildup to form on the terminals of your Sonata car battery. This buildup — known as corrosion — can impede the flow of electricity and cause a range of issues, from poor performance to premature battery failure.

How do I clean a corroded Sonata battery terminal?

You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your Sonata owner's manual to learn how to disconnect the battery cables. After disconnecting the cables, use a mixture of water and baking soda, a wire brush, and a rag to carefully clean the terminals.

Who sells Sonata batteries near me?

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

Car Batteries for 2020 Hyundai Sonata

Get a New Hyundai Battery

Get a New Hyundai Sonata Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2020 Hyundai Sonatas today and schedule a quick installation at Firestone Complete Auto Care.

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The Right Battery Size for a 2020 Hyundai Sonata

Researching battery replacements for your Hyundai Sonata? Check the chart to find the right car battery size and cold cranking amps for your Sonata.

Battery	Engine	Warranty		Cold Cranking Amps
H6-AGM	L4/1.6L	Replacement 36 months	Performance months	760
H6-AGM	L4/1.6L	Replacement 36 months	Performance months	760
H6-AGM	L4/2.5L	Replacement 36 months	Performance months	760
H6-AGM	L4/2.5L	Replacement 36 months	Performance months	760
H6-AGM	L4/2.5L	Replacement 36 months	Performance months	760
H6-AGM	L4/1.6L	Replacement 36 months	Performance months	760
H6-AGM	L4/1.6L	Replacement 36 months	Performance months	760
H6-AGM	L4/2.5L	Replacement 36 months	Performance months	760

BATTERIES
L4/1.6L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/1.6L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/2.5L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/2.5L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/2.5L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/1.6L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/1.6L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760
L4/2.5L - Battery: H6-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 760

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Buy the Right Battery for Your Hyundai Sonata

Your Sonata doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. Don’t get stranded by your Sonata’s car battery. Replace it regularly instead! Look out for symptoms of a faulty car battery. A slow engine crank, an illuminated check engine light or battery signal, bloated battery case, corroded battery terminals, or dim headlights can all be signs that your battery is waving goodbye.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. With best-in-class tools we can tell you how much "life" is left in your battery. Visit us for a complimentary battery check and, if necessary, a battery replacement to help keep your 2020 Hyundai Sonata running! Car batteries are one of our many specialties! Our technicians are well-acquainted with Hyundai’s service specs for Sonata car batteries’ reserve capacities and cold cranking amps. Get help choosing the battery size that matches your vehicle, and schedule a weekday or weekend battery replacement service for your car.

Is There a DieHard Battery for Sonatas?

Your Hyundai Sonata deserves the best, which is why we carry just that. Your vehicle needs a reliable, durable and powerful battery in even some of the toughest conditions. DieHard Sonata batteries surpass expectations and house the latest technology to satisfy the growing power demands of modern vehicles They're no ordinary battery, they're extraordinary. Buy a DieHard battery for your Hyundai Sonata and get behind the wheel with confidence. Why? Because your battery will perform when you need it. That’s why you should choose batteries from Firestone Complete Auto Care.

Caring for a New Hyundai Sonata Battery

Got a new car battery installed in your 2020 Hyundai Sonata? Congrats! You can give your new battery a head start with proper care and attention. Help extend your car battery’s life by limiting short trips, keeping your battery posts clean, and not playing the radio or using other electronics when the engine is turned off.

Answers to Your Sonata Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have battery questions that are Hyundai Sonata-specific, visit your nearest store. Our expert techs have the answers you need.

Why won't my Sonata battery stay charged? A battery that won't hold a charge is almost 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 free battery test at your local Firestone Complete Auto Care to learn more about the state of your battery.
What do you do with my old Sonata battery? We recycle it, taking care of both your car and the Earth.
How much will replacing my Hyundai Sonata’s battery cost if I get a DieHard battery? You can find affordable Sonata 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.
How long can I expect my car battery to last? 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 stuff around my Sonata’s battery post? A chemical reaction between battery acid and the air can cause a white, crusty buildup to form on the terminals of your Sonata car battery. This buildup — known as corrosion — can impede the flow of electricity and cause a range of issues, from poor performance to premature battery failure.
How do I clean a corroded Sonata battery terminal? You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your Sonata owner's manual to learn how to disconnect the battery cables. After disconnecting the cables, use a mixture of water and baking soda, a wire brush, and a rag to carefully clean the terminals.
Who sells Sonata batteries near me? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install Sonata batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.