2020 GMC Sierra 2500 HD Car Batteries

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GMC Sierra 2500 HD Batteries Near You

Don't let a failing battery slow you down. Shop replacement batteries for 2020 GMC Sierra 2500 HDs today and schedule a quick installation at Firestone Complete Auto Care.

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The Right Battery Size for a 2020 GMC Sierra 2500 HD

Researching battery replacements for your GMC Sierra 2500 HD? Use the following chart to find information on GMC Sierra 2500 HD battery size and cold cranking amps.

Battery Engine Warranty Cold Cranking Amps
94RH7 V8/6.6L Replacement 36 months Performance months 800
H7-AGM V8/6.6L Replacement 36 months Performance months 850
BATTERIES

V8/6.6L

- Battery: 94RH7

- Warranty: Replacement 36 months, Performance months

- Cold Cranking Amps: 800

V8/6.6L

- Battery: H7-AGM

- Warranty: Replacement 36 months, Performance months

- Cold Cranking Amps: 850

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Buy the Right Battery for Your GMC Sierra 2500 HD

You can pretty much drive your GMC Sierra 2500 HD until you don't want to anymore. But your Sierra 2500 HD's battery? Don't count on it to last forever. The average car battery lasts three to five years. You want to replace your 2020 GMC Sierra 2500 HD 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 check engine light or battery signal, swollen battery case, corroded battery terminals, or weak lights may all indicate that your battery is on its last leg.

Or, you can get a complimentary battery check at your nearest 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 necessary, a battery replacement to help keep your 2020 GMC Sierra 2500 HD running! Automotive batteries are just one of our many areas of expertise. Our technicians are familiar with GMC-specific recommendations for Sierra 2500 HD car batteries’ reserve capacities and cold cranking amps. Get help figuring out the battery size that's best for your Sierra 2500 HD, and schedule a weekday or weekend battery replacement service for your car.

Is There a DieHard Battery for Sierra 2500 HDs?

We only want what’s best for your GMC Sierra 2500 HD, which is why we carry just that. Your vehicle needs a reliable, durable and powerful battery in even some of the toughest conditions. DieHard batteries shatter expectations using state-of-the-art advancements to satisfy the expanding power needs of new vehicles and their accessories. A DieHard battery isn't an ordinary car battery. It's extraordinary. Choose a DieHard battery for your GMC Sierra 2500 HD and drive with confidence knowing that performance will be there when you need it most. That’s why you should choose batteries from Firestone Complete Auto Care.

Caring for a New GMC Sierra 2500 HD Battery

Did you recently have a new 2020 GMC Sierra 2500 HD car battery installed? Congrats! 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, keeping your battery posts clean, and not using electronics such as the radio and power outlets when the engine is off.

Answers to Your Sierra 2500 HD Car Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have battery questions that are GMC Sierra 2500 HD-specific, pay us a visit. Our expert techs have the answers you need.

  • Why doesn’t my Sierra 2500 HD battery stay charged? A battery that won't hold a charge is almost as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly 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 Sierra 2500 HD battery? We recycle it, taking care of both your car and the Earth.
  •  How much do DieHard batteries cost for your GMC Sierra 2500 HD? You can find affordable Sierra 2500 HD 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? A car battery normally lasts three to five years, but this number can vary based on battery type, your driving habits, and battery maintenance.
  • Why is there white, flaky stuff around my Sierra 2500 HD’s battery post? The white, flaky stuff that can build up around your Sierra 2500 HD’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 Sierra 2500 HD, 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 clean corrosion off my Sierra 2500 HD vehicle battery? You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your Sierra 2500 HD 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.
  • Where can I find a battery for my Sierra 2500 HD? When you need a new battery for your vehicle, Firestone Complete Auto Care is here to help. We sell and install Sierra 2500 HD 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.