2003 Pontiac Bonneville Batteries

The Right Battery Size for a 2003 Pontiac Bonneville

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

Battery Engine Warranty Cold Cranking Amps
MT-79 V6/3.8L Replacement 24 months Performance 60 months 840
MTP-78 V6/3.8L Replacement 30 months Performance 72 months 800
BATTERIES

V6/3.8L

- Battery: MT-79

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 840

V6/3.8L

- Battery: MTP-78

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 800

Buy the Right Battery for Your Pontiac Bonneville

Sadly, your Pontiac Bonneville won't last forever. Neither will its battery. On average, auto batteries last anywhere from three to five years. You want to replace your 2003 Pontiac Bonneville battery before it fails and leaves you stranded. Pay attention to clues that your battery is on its way out. A slow engine crank, an illuminated check engine light or battery signal, bloated battery case, corrosion-covered posts, or dim headlights may all indicate that your battery is waving goodbye.

You can also get a Free Battery Test at your local Firestone Complete Auto Care. Our equipment can see how much charge is left in your battery. Visit us for a complimentary battery check and, if needed, get your Pontiac Bonneville a replacement battery. Automotive batteries are just one of our many areas of expertise. Our expert technicians understand Pontiac service recommendations for Bonneville battery cold cranking amps and reserve capacity. Get help figuring out the battery size that fits your car perfectly, and schedule a fast car battery replacement at your earliest convenience.

Are Interstate Batteries Good for Bonnevilles?

Your Pontiac Bonneville deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. Our technicians install over 700,000 batteries/year using Interstate Batteries, America’s #1 replacement battery brand. Interstate has been an battery-industry leader for durability, performance, and innovation for many years. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Pontiac Bonneville. Their tried and true products are commonly used in forklifts freightliners, utility vehicles, and boats! To run optimally, your 2003 Pontiac Bonneville requires a dependable battery. And Interstate Batteries are Outrageously Dependable®.

Caring for a New Pontiac Bonneville Battery

Have you recently had a fresh battery installed in your Pontiac Bonneville? 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, decreasing the number of short trips you take, cleaning your battery posts, and not playing the radio or using other electronics when the engine is turned off.

Commonly Asked Bonneville Battery Questions

Firestone Complete Auto Care has answers to your top car battery questions. If you have a Bonneville-specific battery question, stop by your nearest store. Our expert techs have the answers you need.

  • Why won’t my Bonneville battery hold a charge? A battery that won't hold a charge is almost as good as dead. It may be getting old. Or, you’ve been leaving the doors slightly open and the lights on overnight. Stop in for a free 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 Bonneville battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
  • How much will replacing my Pontiac Bonneville’s battery cost? Get affordable prices on Pontiac Bonneville 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 Pontiac Bonneville Battery

Don’t let a dead battery stop you. Shop replacement car batteries for your 2003 Pontiac Bonneville at Firestone Complete Auto Care.