2003 Infiniti M45 Car Batteries

Battery Size & Replacement for 2003 Infiniti M45

Not sure what battery to get for your Infiniti M45? Use this chart to find the right battery size and CCAs for your Infiniti M45.

Battery Engine Warranty Cold Cranking Amps
MT-24 V8/4.5L Replacement 24 months Performance 60 months 600
MTP-24 V8/4.5L Replacement 30 months Performance 72 months 750
MTZ-34 V8/4.5L Replacement 48 months Performance 48 months 800
BATTERIES

V8/4.5L

- Battery: MT-24

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 600

V8/4.5L

- Battery: MTP-24

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 750

V8/4.5L

- Battery: MTZ-34

- Warranty: Replacement 48 months, Performance 48 months

- Cold Cranking Amps: 800

Buying a Replacement Battery for Infiniti M45

You can pretty much drive your Infiniti M45 until you don't want to anymore. But your M45's battery? Don't count on it to last forever. Generally, car batteries last from three to five years. Don’t get stranded by your M45’s car battery. Replace it regularly instead! Look out for symptoms of a faulty car battery. A sluggish engine start, an illuminated check engine light or battery signal, bloated battery case, corroded battery terminals, or faded headlights can all signal that your battery needs attention.

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. Drop in for a free battery check and, if necessary, a battery replacement to help keep your 2003 Infiniti M45 running! Car batteries are only one of our many strong suits. Our expert technicians understand Infiniti service recommendations for M45 battery cold cranking amps and reserve capacity. Get help choosing the battery size that fits your car perfectly, and schedule a weekday or weekend battery replacement service for your car.

Are Interstate Batteries Good for M45s?

We only want what’s best for your Infiniti M45, which is why we exclusively carry the best. Our technicians install over 700,000 batteries/year using America's #1 replacement battery from Interstate Batteries. Interstate has been an battery-industry leader for durability, charge capacity, and innovation. Pop the hood of any Infiniti M45 and you may find a trusty Interstate Battery. Their entire line of powerful offerings can be found in boom lifts, severe duty trucks, UTVs, and fishing boats. To run optimally, your 2003 Infiniti M45 requires a dependable battery. And Interstate Batteries are Outrageously Dependable®.

After Buying 2003 Infiniti M45 Battery

Have you recently had a fresh battery installed in your Infiniti M45? 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, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Top M45 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 Infiniti M45 battery, pay us a visit. Our technicians have the answers.

  • Why won’t my M45 battery hold a charge? 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 complimentary battery check at your favorite Firestone Complete Auto Care and get a handle on your car battery’s health.
  • What do you do with my old M45 battery? We recycle it, taking care of both your car and the Earth.
  • What’s the cost of Infiniti M45 batteries? Get affordable prices on Infiniti M45 batteries by using one of our limited-time battery deals. And, all Interstate Batteries have a limited-time free replacement and performance warranty.

Get a New Infiniti M45 Battery

The middle of nowhere is the wrong place to have a weak battery. Shop replacement batteries for 2003 Infiniti M45 today and schedule a quick installation at Firestone Complete Auto Care.