1984 Pontiac Fiero Car Batteries

The Right Battery Size for a 1984 Pontiac Fiero

Researching battery replacements for your Pontiac Fiero? Use the following chart to find information on Pontiac Fiero battery size and cold cranking amps.

Battery Engine Warranty Cold Cranking Amps
MT-75 L4/2.5L Replacement 24 months Performance 60 months 700
MTP-75DT L4/2.5L Replacement 30 months Performance 72 months 650
MTZ-75DT L4/2.5L Replacement 48 months Performance 48 months 715


- Battery: MT-75

- Warranty: Replacement 24 months, Performance 60 months

- Cold Cranking Amps: 700


- Battery: MTP-75DT

- Warranty: Replacement 30 months, Performance 72 months

- Cold Cranking Amps: 650


- Battery: MTZ-75DT

- Warranty: Replacement 48 months, Performance 48 months

- Cold Cranking Amps: 715

Shopping for Pontiac Fiero Car Batteries

Sadly, your Pontiac Fiero won't last forever. Neither will its battery. 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 Pontiac Fiero stranded. Watch for signs that your current battery is getting too old or too weak. A sluggish engine start, a blinking battery or check engine light, bloated battery case, corrosion-covered posts, and subpar electrical performance may all indicate that your battery is on its last leg.

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. Stop by for a free battery test and, if needed, get your Pontiac Fiero a replacement battery. Automotive batteries are just one of our many areas of expertise. Our technicians are well-acquainted with Pontiac’s service specs for Fiero battery cold cranking amps and reserve capacity. Get help identifying the type and size of battery that matches your vehicle, and schedule an appointment today for a quick car battery replacement.

Are Interstate Batteries Good for Fieros?

Your Pontiac Fiero deserves the best, which is why we only carry top-of-the-line replacement parts and batteries. 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, charge capacity, and technology. That’s why it’s unsurprising to find an Interstate Battery in the engine of a Pontiac Fiero. Their tried and true products are commonly used in forklifts commercial trucks, utility vehicles, and fishing boats. Your 1984 Pontiac Fiero needs a reliable battery to run optimally. That's Interstate: Outrageously Dependable®.

After Buying 1984 Pontiac Fiero Battery

Have you recently had a fresh battery installed in your Pontiac Fiero? Good thinking! Give your new car battery the best start with proper care. flipping the dome lights and headlights off when exiting the car, decreasing the number of short trips you take, keeping the battery posts corrosion-free, and avoiding radio and electronic component use when the engine is off.

Commonly Asked Fiero Battery Questions

Get answers to common car battery questions, from Firestone Complete Auto Care. If you have a battery question that's unique to your Pontiac Fiero battery, visit your nearest store. Our technicians have the answers.

  • Why won't my Fiero battery stay charged? A battery is in its final hour when it will no longer hold a charge. It may be getting 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 to learn more about the state of your battery.
  • What happens to my old Fiero battery? We’ll recycle your car battery for you!
  •  How much do Pontiac Fiero batteries cost? You can find affordable Fiero 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 Battery for Your Pontiac Fiero

The middle of nowhere is the wrong place to have a weak battery. Shop replacement batteries for 1984 Pontiac Fiero today and schedule a quick installation at Firestone Complete Auto Care.