Why won’t my G2500 battery hold a charge?

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 cabin light at night. Stop in for a free 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 G2500 battery?

We recycle it! Nearly 100% of all lead-acid batteries are recyclable.

How much will replacing my GMC G2500’s battery cost if I get a DieHard battery?

Get affordable prices on GMC G2500 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?

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.

What is the white, crusty substance accumulating on my G2500’s battery post?

If you notice white, crusty stuff around the battery terminals of your G2500, 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 G2500’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.

What do I do about corrosion on my G2500 car battery?

Regularly inspecting and cleaning your battery terminals will help keep your G2500’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.

Who sells G2500 batteries near me?

At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install G2500 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 1984 GMC G2500

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Get a Battery for Your GMC G2500

Don't let a failing battery slow you down. Shop replacement batteries for 1984 GMC G2500s today and schedule a quick installation at Firestone Complete Auto Care.

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The Right Battery Size for a 1984 GMC G2500

Researching battery replacements for your GMC G2500? Use the following chart to find information on GMC G2500 battery size and cold cranking amps.

Battery	Engine	Warranty		Cold Cranking Amps
78-1	L6/4.1L	Replacement 24 months	Performance months	700
78FT-2	L6/4.1L	Replacement 36 months	Performance months	800
78-AGM	L6/4.1L	Replacement 36 months	Performance months	740
75-2	V8/5.7L	Replacement 24 months	Performance months	650
75FT-3	V8/5.7L	Replacement 36 months	Performance months	700
78-AGM	V8/5.7L	Replacement 36 months	Performance months	740
78-1	V8/5.0L	Replacement 24 months	Performance months	700
75FT-3	V8/5.0L	Replacement 36 months	Performance months	700
78-AGM	V8/5.0L	Replacement 36 months	Performance months	740
75-2	V8/6.2L	Replacement 24 months	Performance months	650
75FT-3	V8/6.2L	Replacement 36 months	Performance months	700
78-AGM	V8/6.2L	Replacement 36 months	Performance months	740

BATTERIES
L6/4.1L - Battery: 78-1 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 700
L6/4.1L - Battery: 78FT-2 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 800
L6/4.1L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740
V8/5.7L - Battery: 75-2 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
V8/5.7L - Battery: 75FT-3 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 700
V8/5.7L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740
V8/5.0L - Battery: 78-1 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 700
V8/5.0L - Battery: 75FT-3 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 700
V8/5.0L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740
V8/6.2L - Battery: 75-2 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
V8/6.2L - Battery: 75FT-3 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 700
V8/6.2L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740

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Buying a Replacement Battery for GMC G2500

Sadly, your GMC G2500 won't last forever. Neither will its battery. On average, auto batteries last anywhere from three to five years. You want to replace your 1984 GMC G2500 battery before it fails and leaves you stranded. Look out for symptoms of a faulty car battery. A lagging starter, an illuminated battery or check engine light, swollen battery case, corrosion-covered posts, and subpar electrical performance 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 needed, get your GMC G2500 a replacement battery. Car batteries are one of our many specialties! Our expert technicians understand GMC service recommendations for G2500 battery cold cranking amps and reserve capacity. Get help figuring out the battery size that's best for your G2500, and schedule a weekday or weekend battery replacement service for your car.

Is There a DieHard Battery for G2500s?

Your GMC G2500 deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. Your G2500 needs a reliable, durable and powerful battery in extremely hot and cold environments. DieHard batteries shatter expectations using state-of-the-art advancements to fuel the growing power demands of new vehicles and their accessories. A DieHard battery isn't an ordinary car battery. It's extraordinary. Buy a DieHard battery for your GMC G2500 and have the peace of mind that performance will be there when you need it most. That’s why you should choose batteries from Firestone Complete Auto Care.

Making Your G2500’s New Battery Last

Have you recently had a fresh battery installed in your GMC G2500? Congrats! Give your new car battery the best start with proper care. You can take care of your battery by cutting back on unnecessary short trips, keeping your battery posts clean, and not playing the radio or using other electronics when the engine is turned off.

Commonly Asked G2500 Battery Questions

Turn to Firestone Complete Auto Care for answers to all your car battery questions. If you have a G2500-specific battery question, pay us a visit. Our technicians are happy to help.

Why won’t my G2500 battery hold a charge? 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 cabin light at night. Stop in for a free 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 G2500 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much will replacing my GMC G2500’s battery cost if I get a DieHard battery? Get affordable prices on GMC G2500 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? 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.
What is the white, crusty substance accumulating on my G2500’s battery post? If you notice white, crusty stuff around the battery terminals of your G2500, 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 G2500’s electrical system, potentially leading to poor performance, difficulty starting, and other issues.
What do I do about corrosion on my G2500 car battery? Regularly inspecting and cleaning your battery terminals will help keep your G2500’s electrical system running smoothly. Before cleaning, reference your owner’s manual for instructions on how to disconnect the battery cables. Once the cables have been disconnected, gently clean the terminals with a mixture of water and baking soda, a wire brush, and a rag.
Who sells G2500 batteries near me? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install G2500 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.