Car Batteries for 1985 Pontiac Grand Prix

The Right Battery Size for a 1985 Pontiac Grand Prix

Researching battery replacements for your Pontiac Grand Prix? Check the chart to find the right car battery size and cold cranking amps for your Grand Prix.

Battery Engine Warranty Cold Cranking Amps
MT-78 V6/3.8L Replacement 24 months Performance 60 months 770
MTP-75 V6/3.8L Replacement 30 months Performance 72 months 700
MT-75 V8/5.0L Replacement 24 months Performance 60 months 700
MTP-78 V8/5.0L Replacement 30 months Performance 72 months 800
BATTERIES

V6/3.8L

- Battery: MT-78

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 770

V6/3.8L

- Battery: MTP-75

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 700

V8/5.0L

- Battery: MT-75

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 700

V8/5.0L

- Battery: MTP-78

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 800

Shopping for Pontiac Grand Prix Car Batteries

Your Grand Prix doesn't have an expiration date, but its battery does. On average, auto batteries last anywhere from three to five years. Don’t get stranded by your Grand Prix’s car battery. Replace it regularly instead! Pay attention to clues that your battery is on its way out. A slow engine crank, a blinking battery or check engine light, swollen battery case, corroded battery terminals, or dim headlights can all be signs that your battery is waving goodbye.

Or, you can get a complimentary battery check at your nearest Firestone Complete Auto Care. With best-in-class tools we can tell you how much "life" is left in your battery. Stop by for a free battery test and, if needed, get your Pontiac Grand Prix a replacement battery. Car batteries are one of our many specialties! Our technicians are well-acquainted with Pontiac’s service specs for Grand Prix battery cold cranking amps and reserve capacity. Get help identifying the type and size of battery that fits your car perfectly, and schedule a weekday or weekend battery replacement service for your car.

Should You Choose Interstate Batteries for Your Grand Prix?

We only want what’s best for your Pontiac Grand Prix, which is why we only carry top-of-the-line replacement parts and batteries. We replace over 700,000 batteries each year with Interstate Batteries, America’s #1 replacement battery brand. Interstate has been an battery-industry leader for durability, charge capacity, and innovation for many years. Pop the hood of any Pontiac Grand Prix and you may find a trusty Interstate Battery. Their tried and true products are commonly used in boom lifts, freightliners, utility vehicles, and boats! Your 1985 Pontiac Grand Prix needs a reliable battery to run optimally. That's Interstate: Outrageously Dependable®.

Caring for a New Pontiac Grand Prix Battery

Did you recently have a new 1985 Pontiac Grand Prix car battery installed? 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, cutting back on unnecessary short trips, keeping the battery posts corrosion-free, and not playing the radio or using other electronics when the engine is turned off.

Commonly Asked Grand Prix 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 Pontiac Grand Prix battery, stop by your nearest store. Our technicians have the answers.

  • Why won't my Grand Prix battery stay charged? 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 dome lights on during the night. 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 dead Grand Prix battery? We recycle it! Nearly 100% of all lead-acid batteries are recyclable.
  •  How much do Pontiac Grand Prix batteries cost? You can find affordable Grand Prix 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.

Pontiac Grand Prix Batteries Near You

Don't let a failing battery slow you down. Shop replacement batteries for 1985 Pontiac Grand Prixs today and schedule a quick installation at Firestone Complete Auto Care.