Why does the check engine light come on when I start my Fiero?

It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why is my Pontiac Fiero making engine noise?

Strange under-the-hood noises can point to problems within your Pontiac Fiero engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my Pontiac Fiero engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my Pontiac Fiero radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Fiero when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my Fiero engine suddenly stop?

If your Fiero car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Who repairs Pontiac Fiero engines?

Your local Firestone Complete Auto Care fixes Pontiac Fiero engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 1986 Pontiac Fiero

Learn about

1986 Pontiac Fiero Trim Options

Select your Pontiac Fiero trim level to learn more about Pontiac-recommended engine repair. Use the following chart to find information.

L4/2.5L

V6/2.8L

Pontiac Fiero Repairs and Services

Nothing lasts forever. Even your Pontiac Fiero's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1986 Pontiac Fiero repairs.

We’re Trained to Care for Pontiac Fiero Engines

The Pontiac Fiero is respected for its reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 1986 Pontiac Fiero engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Pontiac Fiero engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 1986 Pontiac Fiero

If your Fiero check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Potential causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your Fiero to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine rattling, oil leaks, or misfiring.

Engine Repairs for Your 1986 Fiero

If your 1986 Pontiac Fiero needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. If a repair can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 1986 Fiero engine repairs and you can drive easy knowing that we use Pontiac-approved parts and fluids — timing chain or belt, engine oil seal, fuses, or a different component.

Questions About 1986 Pontiac Fiero Engines

Why does the check engine light come on when I start my Fiero? It's okay if your check engine light comes on when you first start your vehicle. This is a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why is my Pontiac Fiero making engine noise? Strange under-the-hood noises can point to problems within your Pontiac Fiero engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my Pontiac Fiero engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my Pontiac Fiero radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Fiero when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my Fiero engine suddenly stop? If your Fiero car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who repairs Pontiac Fiero engines? Your local Firestone Complete Auto Care fixes Pontiac Fiero engines. Book an appointment today! We have thousands of locations across the country.