2003 Mercedes-Benz C320 Batteries

The Right Battery Size for a 2003 Mercedes-Benz C320

Not sure what battery to get for your Mercedes-Benz C320? Use this chart to find the right battery size and CCAs for your Mercedes-Benz C320.

Battery Engine Warranty Cold Cranking Amps
MTX-49/H8 V6/3.2L Replacement 36 months Performance 36 months 900


- Battery: MTX-49/H8

- Warranty: Replacement 36 months, Performance 36 months

- Cold Cranking Amps: 900

Buy the Right Battery for Your Mercedes-Benz C320

You can pretty much drive your Mercedes-Benz C320 until you don't want to anymore. But your C320's battery? Don't count on it to last forever. The average car battery lasts three to five years. Check your battery regularly and replace it as needed so it doesn’t leave you and your Mercedes-Benz C320 stranded. Pay attention to clues that your battery is on its way out. A sluggish engine start, 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.

Plus, at Firestone Complete Auto Care, we’ll test your battery for free. Our equipment can see how much charge is left in your battery. Visit us for a complimentary battery check and, if needed, a replacement battery for your 2003 Mercedes-Benz C320. Automotive batteries are just one of our many areas of expertise. Our technicians are familiar with Mercedes-Benz-specific recommendations for C320 battery CCAs and reserve capacity. Get help choosing the battery size that fits your car perfectly, and schedule an appointment today for a quick car battery replacement.

Are Interstate Batteries Good for C320s?

We only want what’s best for your Mercedes-Benz C320, which is why we exclusively carry the best. We install more than 700,000 car batteries a year using America's #1 replacement battery from Interstate Batteries. Interstate leads the way in terms of car battery reliability, power, and innovation. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Mercedes-Benz C320. Their powerful products are installed in boom lifts, severe duty trucks, golf carts, and boats! To run optimally, your 2003 Mercedes-Benz C320 requires a dependable battery. That's Interstate: Outrageously Dependable®.

Making Your C320’s New Battery Last

Got a new car battery installed in your 2003 Mercedes-Benz C320? Congrats! You can give your new battery a head start with proper care and attention. You can take care of your battery by cutting back on unnecessary short trips, cleaning your battery posts, and avoiding radio and electronic component use when the engine is off.

Top C320 Car Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have battery questions that are Mercedes-Benz C320-specific, pay us a visit. Our technicians have the answers.

  • Why won’t my C320 battery hold a charge? A battery that won't hold a charge is almost as good as dead. The battery might be 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 get a handle on your car battery’s health.
  • What do you do with my old C320 battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
  • What’s the cost of Mercedes-Benz C320 batteries? Mercedes-Benz C320 batteries can be affordable, especially when there's an available battery coupon. The best part is, every Interstate Battery has both a maintenance-free performance warranty and a limited-time free replacement.

Get a New Mercedes-Benz C320 Battery

Don't let a failing battery slow you down. Shop replacement batteries for 2003 Mercedes-Benz C320s today and schedule a quick installation at Firestone Complete Auto Care.