2021 Genesis G90 Car Batteries

Get a New Genesis G90 Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2021 Genesis G90s today and schedule a quick installation at Firestone Complete Auto Care.

2021 Genesis G90 Battery Replacement & Size

Need more info about Genesis G90 batteries? Check the chart to find the right car battery size and cold cranking amps for your 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

Shopping for Genesis G90 Car Batteries

Sadly, your Genesis G90 won't last forever. Neither will its battery. The average car battery lasts three to five years. You want to replace your 2021 Genesis G90 battery before it fails and leaves you stranded. Watch for signs that your current battery is getting too old or too weak. A slow engine crank, an illuminated check engine light or battery signal, swollen battery case, corrosion-covered posts, or faded headlights can all be signs that your battery needs attention.

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. Stop by for a free battery test and, if needed, get your Genesis G90 a replacement battery. Car batteries are only one of our many strong suits. Our technicians are well-acquainted with Genesis’s service specs for G90 battery CCAs and reserve capacity. Get help identifying the type and size of battery that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Why Choose a DieHard Battery for Your G90?

We only want what’s best for your Genesis G90, which is why we only carry top-of-the-line replacement parts and batteries. Your vehicle needs a reliable, durable and powerful battery in extremely hot and cold environments. DieHard batteries go above and beyond using the latest innovative technology to fuel the increasing power demands of modern vehicles A DieHard battery isn't an ordinary car battery. It's extraordinary. Buy a DieHard battery for your Genesis G90 and get behind the wheel with confidence. Why? Because performance will be there when you need it most. That’s why you should choose batteries from Firestone Complete Auto Care.

After Buying 2021 Genesis G90 Battery

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. Give your new battery a hand by decreasing the number of short trips you take, cleaning your battery posts, and not using electronics such as the radio and power outlets when the engine is off.

Top G90 Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have battery questions that are Genesis G90-specific, stop by your nearest store. Our technicians are happy to help.

  • 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’ve been leaving the doors slightly open and the dome lights on during the night. 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 G90 battery? We’ll recycle your car battery for you!
  • How much will replacing my Genesis G90’s battery cost if I get a DieHard battery? Get affordable prices on Genesis G90 batteries by using one of our limited-time battery deals. Plus, all DieHard car batteries come with a free replacement warranty and extra coverage with DieHard Assurance.
  • How often should I replace my 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 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.
  • What do I do about corrosion on my G90 car battery? 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.
  • Who sells G90 batteries near me? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install G90 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.