Why won't my R20 battery stay charged?

A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly open and the lights on overnight. Stop by for a free battery test at your local Firestone Complete Auto Care and get a handle on your car battery’s health.

What do you do with my old R20 battery?

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

How much will replacing my Chevrolet R20’s battery cost if I get a DieHard battery?

You can find affordable R20 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 can I expect my car battery to last?

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 stuff around my R20’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 R20 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 R20 battery terminal?

You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your R20 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 R20?

At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install R20 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 1988 Chevrolet R20

Get a New Chevrolet Battery

Get a New Chevrolet R20 Battery

The middle of nowhere is the wrong place to have a weak battery. Shop replacement batteries for 1988 Chevrolet R20 today and schedule a quick installation at Firestone Complete Auto Care.

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The Right Battery Size for a 1988 Chevrolet R20

Need more info about Chevrolet R20 batteries? Check the chart to find the right car battery size and cold cranking amps for your R20.

Battery	Engine	Warranty		Cold Cranking Amps
75-2	L6/4.8L	Replacement 24 months	Performance months	650
78FT-2	L6/4.8L	Replacement 36 months	Performance months	800
78-AGM	L6/4.8L	Replacement 36 months	Performance months	740
75-2	V6/4.3L	Replacement 24 months	Performance months	650
75FT-3	V6/4.3L	Replacement 36 months	Performance months	700
75-2	V8/5.0L	Replacement 24 months	Performance months	650
75FT-3	V8/5.0L	Replacement 36 months	Performance months	700
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
78-1	V8/5.7L	Replacement 24 months	Performance months	700
75FT-3	V8/5.7L	Replacement 36 months	Performance months	700
78-AGM	V8/5.7L	Replacement 36 months	Performance months	740
34/78-4	V8/7.4L	Replacement 24 months	Performance months	800
78FT-2	V8/7.4L	Replacement 36 months	Performance months	800
78-AGM	V8/7.4L	Replacement 36 months	Performance months	740

BATTERIES
L6/4.8L - Battery: 75-2 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
L6/4.8L - Battery: 78FT-2 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 800
L6/4.8L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740
V6/4.3L - Battery: 75-2 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
V6/4.3L - Battery: 75FT-3 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 700
V8/5.0L - Battery: 75-2 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 650
V8/5.0L - Battery: 75FT-3 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 700
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
V8/5.7L - Battery: 78-1 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 700
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
V8/7.4L - Battery: 34/78-4 - Warranty: Replacement 24 months, Performance months - Cold Cranking Amps: 800
V8/7.4L - Battery: 78FT-2 - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 800
V8/7.4L - Battery: 78-AGM - Warranty: Replacement 36 months, Performance months - Cold Cranking Amps: 740

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Buying a Replacement Battery for Chevrolet R20

Your R20 doesn't have an expiration date, but its battery does. Generally, car batteries last from three to five years. Don’t get stranded by your R20’s car battery. Replace it regularly instead! Watch for signs that your current battery is getting too old or too weak. A lagging starter, a blinking battery or check engine light, bloated battery case, corrosion-covered posts, or faded headlights 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, a replacement battery for your 1988 Chevrolet R20. Car batteries are one of our many specialties! Our expert technicians understand Chevrolet service recommendations for R20 car batteries’ reserve capacities and cold cranking amps. Get help choosing the battery size that's best for your R20, and schedule a fast car battery replacement at your earliest convenience.

Find the Right DieHard Battery for Your R20

We know what’s best for your Chevrolet R20, which is why we carry just that. You need a reliable, durable and powerful battery in even the most extreme conditions. DieHard batteries shatter expectations using state-of-the-art advancements to meet the expanding power demands of new vehicles. Don't call a DieHard battery ordinary. It's an extraordinary battery. Go with a DieHard battery for your R20 and drive with confidence knowing that your battery will perform when you need it. That's the kind of battery we deliver.

Caring for a New Chevrolet R20 Battery

Got a new car battery installed in your 1988 Chevrolet R20? Good thinking! You can give your new battery a head start with proper care and attention. flipping the dome lights and headlights off when exiting the car, limiting 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 R20 Car Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have a battery question that's unique to your Chevrolet R20 battery, visit your nearest store. Our technicians have the answers.

Why won't my R20 battery stay charged? A car battery that needs to be jump-started every time is as good as dead. The battery might be old. Or, you’ve been leaving the doors slightly open and the lights on overnight. Stop by for a free battery test at your local Firestone Complete Auto Care and get a handle on your car battery’s health.
What do you do with my old R20 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
How much will replacing my Chevrolet R20’s battery cost if I get a DieHard battery? You can find affordable R20 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 can I expect my car battery to last? 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 stuff around my R20’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 R20 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 R20 battery terminal? You can help prevent or get rid of corrosion by regularly inspecting and cleaning your battery terminals. Before cleaning your battery, see your R20 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 R20? At Firestone Complete Auto Care, we make it easy to get a new car battery. Our stores sell and install R20 batteries, and our Firestone Direct mobile vans can even come to you for added convenience. Check out our mobile battery services to learn more.