Why doesn’t my Yukon XL battery stay charged?

A battery is in its final hour when it will no longer hold a charge. The battery might be old. Or, you may have a habit of leaving your car doors open and the lights on overnight. Stop by for a complimentary battery check at your nearest Firestone Complete Auto Care and get a handle on your car battery’s health.

What do you do with my old Yukon XL battery?

We’ll recycle your car battery for you!

How much will replacing my GMC Yukon XL’s battery cost if I get a DieHard battery?

GMC Yukon XL batteries can be affordable, especially when there's an available battery coupon. The best part is every DieHard battery comes 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 Yukon XL’s battery post?

If you notice white, crusty stuff around the battery terminals of your Yukon XL, it's likely corrosion. A chemical reaction between battery acid and the air can create a white, powdery substance that builds up over time on the terminals. This buildup can interfere with the electrical connection between the battery and your Yukon XL’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.

How do I clean a corroded Yukon XL battery terminal?

To help extend the life of your battery, you should routinely inspect and clean the terminals using a baking soda and water mix, wire brush, and rag. Be sure to disconnect the battery cables before cleaning and check your Yukon XL owner’s manual for instructions on how to do so.

Who sells Yukon XL batteries near me?

When you need a new battery for your vehicle, Firestone Complete Auto Care is here to help. We sell and install Yukon XL batteries at our stores nationwide — and our Firestone Direct mobile vans can provide convenient on-site battery services. Learn more about our mobile battery services and book an appointment.

Car Batteries for 2021 GMC Yukon XL

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Get a Battery for Your GMC Yukon XL

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

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2021 GMC Yukon XL Battery Replacement & Size

Not sure what battery to get for your GMC Yukon XL? Check the chart to find the right car battery size and cold cranking amps for your Yukon XL.

Battery	Engine	Warranty		Cold Cranking Amps
H8-AGM	L6/3.0L	Replacement 36 months	Performance months	900
H7-AGM	V8/5.3L	Replacement 36 months	Performance months	850
H7-AGM	V8/6.2L	Replacement 36 months	Performance months	850

BATTERIES
L6/3.0L - Battery: H8-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 900
V8/5.3L - Battery: H7-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 850
V8/6.2L - Battery: H7-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 850

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Buying a Replacement Battery for GMC Yukon XL

You can pretty much drive your GMC Yukon XL until you don't want to anymore. But your Yukon XL's battery? Don't count on it to last forever. The average car battery lasts three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your GMC Yukon XL stranded. Look out for symptoms of a faulty car battery. A sluggish engine start, an illuminated check engine light or battery signal, swollen battery case, corroded battery posts, or weak lights can all signal that your battery is on its last leg.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. With computerized testing we 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 2021 GMC Yukon XL. Car batteries are only one of our many strong suits. Our technicians are well-acquainted with GMC’s service specs for Yukon XL battery CCAs and reserve capacity. Get help figuring out the battery size that matches your vehicle, and schedule a fast car battery replacement at your earliest convenience.

Find the Right DieHard Battery for Your Yukon XL

We only want what’s best for your GMC Yukon XL, which is why we carry just that. 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 satisfy the increasing power requirements of modern vehicles Don't call a DieHard battery ordinary. It's an extraordinary battery. Go with a DieHard battery for your Yukon XL and have the peace of mind that performance will be there when you need it most. That's the kind of battery we deliver.

Making Your Yukon XL’s New Battery Last

Got a new car battery installed in your 2021 GMC Yukon XL? Good thinking! You can give your new battery a head start with proper care and attention. turning off all of the lights when you leave your vehicle, cutting back on unnecessary short trips, cleaning your battery posts, and not using electronics such as the radio and power outlets when the engine is off.

Answers to Your Yukon XL Car Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have a battery question that's unique to your GMC Yukon XL battery, visit your nearest store. Our expert techs have the answers you need.

Why doesn’t my Yukon XL battery stay charged? A battery is in its final hour when it will no longer hold a charge. The battery might be old. Or, you may have a habit of leaving your car doors open and the lights on overnight. Stop by for a complimentary battery check at your nearest Firestone Complete Auto Care and get a handle on your car battery’s health.
What do you do with my old Yukon XL battery? We’ll recycle your car battery for you!
How much will replacing my GMC Yukon XL’s battery cost if I get a DieHard battery? GMC Yukon XL batteries can be affordable, especially when there's an available battery coupon. The best part is every DieHard battery comes 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 Yukon XL’s battery post? If you notice white, crusty stuff around the battery terminals of your Yukon XL, it's likely corrosion. A chemical reaction between battery acid and the air can create a white, powdery substance that builds up over time on the terminals. This buildup can interfere with the electrical connection between the battery and your Yukon XL’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.
How do I clean a corroded Yukon XL battery terminal? To help extend the life of your battery, you should routinely inspect and clean the terminals using a baking soda and water mix, wire brush, and rag. Be sure to disconnect the battery cables before cleaning and check your Yukon XL owner’s manual for instructions on how to do so.
Who sells Yukon XL batteries near me? When you need a new battery for your vehicle, Firestone Complete Auto Care is here to help. We sell and install Yukon XL batteries at our stores nationwide — and our Firestone Direct mobile vans can provide convenient on-site battery services. Learn more about our mobile battery services and book an appointment.