2009 Jeep Wrangler Batteries

The Right Battery Size for a 2009 Jeep Wrangler

Researching battery replacements for your Jeep Wrangler? Check the chart to find the right car battery size and cold cranking amps for your Wrangler.

Battery Engine Warranty Cold Cranking Amps
MT-34 V6/3.8L Replacement 24 months Performance 60 months 700
MTP-78DT V6/3.8L Replacement 30 months Performance 72 months 800
BATTERIES

V6/3.8L

- Battery: MT-34

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 700

V6/3.8L

- Battery: MTP-78DT

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 800

Buying a Replacement Battery for Jeep Wrangler

Sadly, your Jeep Wrangler won't last forever. Neither will its battery. On average, auto batteries last anywhere from three to five years. You want to replace your 2009 Jeep Wrangler battery before it fails and leaves you stranded. Pay attention to clues that your battery is on its way out. A sluggish engine start, an illuminated battery or check engine light, swollen battery case, corroded battery terminals, and subpar electrical performance may all indicate 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. Drop in for a free battery check and, if necessary, a battery replacement to help keep your 2009 Jeep Wrangler running! Automotive batteries are just one of our many areas of expertise. Our technicians are well-acquainted with Jeep’s service specs for Wrangler battery CCAs and reserve capacity. Get help identifying the type and size of battery that matches your vehicle, and schedule a fast car battery replacement at your earliest convenience.

Should You Choose Interstate Batteries for Your Wrangler?

We know what’s best for your Jeep Wrangler, which is why we carry just that. We install more than 700,000 car batteries a year using Interstate Batteries, America’s #1 replacement battery brand. Interstate has been an battery-industry leader for durability, performance, and technology. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Jeep Wrangler. Their tried and true products are commonly used in industrial lifts, freightliners, UTVs, and boats! Your 2009 Jeep Wrangler needs a reliable battery to run optimally. That’s why you should choose Interstate Battery. Their products are Outrageously Dependable®.

Making Your Wrangler’s New Battery Last

Have you recently had a fresh battery installed in your Jeep Wrangler? Congrats! 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, cutting back on unnecessary short trips, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Answers to Your Wrangler Car Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have battery questions that are Jeep Wrangler-specific, pay us a visit. Our expert techs have the answers you need.

  • Why won't my Wrangler battery stay charged? A car battery that needs to be jump-started every time is as good as dead. The battery may be too old. Or, you may have a habit of leaving your car doors open and the lights on overnight. Stop in for a free battery check at your local Firestone Complete Auto Care and learn more about your battery's charge.
  • What do you do with my old Wrangler battery? We’ll recycle your car battery for you!
  • How much will replacing my Jeep Wrangler’s battery cost? You can find affordable Wrangler batteries by using one of our car battery coupons, when available. Plus, every Interstate Battery comes with a maintenance-free performance warranty and limited-time free replacement.

Get a New Jeep Wrangler Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2009 Jeep Wranglers today and schedule a quick installation at Firestone Complete Auto Care.