Why won't my G90 battery stay charged?

A battery is in its final hour when it will no longer hold a charge. It may be getting old. Or, you may have a habit of leaving your car doors open and the dome lights on during the night. Stop in for a free battery check at your local Firestone Complete Auto Care to learn more about the state of your battery.

What do you do with my old G90 battery?

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

What’s the cost of DieHard batteries for Genesis G90s?

You can find affordable G90 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 is a car battery good for?

Car battery lifespan varies depending on a few factors, including driving conditions, accessories, how well it’s maintained, and the type of battery. On average, a car battery lasts about three to five years.

Why is there white, flaky stuff around my G90’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 G90 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 G90 battery terminal?

Regularly inspect the terminals and clean them with a mixture of baking soda and water, a wire brush, and a rag. Disconnect the battery cables before cleaning to help avoid the risk of electrical shock. Always reference and follow the instructions in your vehicle owner’s manual prior to disconnecting the battery cables.

Where can I purchase G90 batteries near me?

You can shop for G90 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.

2020 Genesis G90 Car Batteries

Get a New Genesis Battery

Get a New Genesis G90 Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2020 Genesis G90 at Firestone Complete Auto Care.

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The Right Battery Size for a 2020 Genesis G90

Need more info about Genesis G90 batteries? Use this chart to find the right battery size and CCAs for your Genesis G90.

Battery	Engine	Warranty		Cold Cranking Amps
H9-AGM	V6/3.3L	Replacement 36 months	Performance months	950
H9-AGM	V8/5.0L	Replacement 36 months	Performance months	950

BATTERIES
V6/3.3L - Battery: H9-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 950
V8/5.0L - Battery: H9-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 950

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Buy the Right Battery for Your Genesis G90

Your G90 doesn't have an expiration date, but its battery does. The average car battery lasts three to five years. You want to replace your 2020 Genesis G90 battery before it fails and leaves you stranded. Pay attention to clues that your battery is on its way out. A lagging starter, an illuminated battery or check engine light, swollen battery case, corrosion-covered posts, and subpar electrical performance may all indicate that your battery needs attention.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. Our equipment can see how much charge is left in your battery. Stop by for a free battery test and, if needed, a replacement battery for your 2020 Genesis G90. Car batteries are only one of our many strong suits. Our expert technicians understand Genesis service recommendations for G90 battery CCAs and reserve capacity. Get help identifying the type and size of battery that fits your car perfectly, and schedule a weekday or weekend battery replacement service for your car.

Is There a DieHard Battery for G90s?

Your Genesis G90 deserves the best, 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 G90 batteries surpass expectations using the latest innovative technology to satisfy the growing power needs of new vehicles. A DieHard battery isn't an ordinary car battery. It's extraordinary. Buy a DieHard battery for your Genesis G90 and have the peace of mind that your battery will perform when you need it. That's the kind of battery we deliver.

Making Your G90’s New Battery Last

Have you recently had a fresh battery installed in your Genesis G90? Great job! Now, help it last longer and stay charged by caring for it from the get-go. ensuring all the lights are turned off before you leave the car, limiting short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Answers to Your G90 Car Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have battery questions that are Genesis G90-specific, stop by your nearest store. Our technicians have the answers.

Why won't my G90 battery stay charged? A battery is in its final hour when it will no longer hold a charge. It may be getting old. Or, you may have a habit of leaving your car doors open and the dome lights on during the night. Stop in for a free battery check at your local Firestone Complete Auto Care to learn more about the state of your battery.
What do you do with my old G90 battery? We recycle it, taking care of both your car and the Earth.
What’s the cost of DieHard batteries for Genesis G90s? You can find affordable G90 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 is a car battery good for? Car battery lifespan varies depending on a few factors, including driving conditions, accessories, how well it’s maintained, and the type of battery. On average, a car battery lasts about three to five years.
Why is there white, flaky stuff around my G90’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 G90 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 G90 battery terminal? Regularly inspect the terminals and clean them with a mixture of baking soda and water, a wire brush, and a rag. Disconnect the battery cables before cleaning to help avoid the risk of electrical shock. Always reference and follow the instructions in your vehicle owner’s manual prior to disconnecting the battery cables.
Where can I purchase G90 batteries near me? You can shop for G90 batteries at your local Firestone Complete Auto Care, and our expert technicians will even handle the installation. Don’t have time to visit our store? Our Firestone Direct mobile vans can come to you for battery installations! Learn more about our mobile battery services.