Why does the check engine light in my Firenza turn on when I start my car?

It's okay if your check engine light comes on when you first start your vehicle. This is just your Firenza testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Oldsmobile Firenza engine noises bad?

Unusual noises can signal a problem with your Oldsmobile Firenza engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Oldsmobile engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Oldsmobile Firenza engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 add water to my Oldsmobile Firenza 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 Firenza when you’re out of coolant, having water in the coolant reservoir is better than nothing.

Why did my Firenza engine suddenly stop?

Your Firenza car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who can repair my Oldsmobile Firenza engine?

Your local Firestone Complete Auto Care has you covered with expert Firenza engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 1986 Oldsmobile Firenza Engines

Learn about

1986 Oldsmobile Firenza Trim Options

Select your Oldsmobile Firenza trim level to learn more about Oldsmobile-recommended engine repair. Even Oldsmobile Firenza parts will get older and change.

L4/1.8L

L4/2.0L

V6/2.8L

Repairs for Your 1986 Oldsmobile Firenza

Nothing lasts forever. Even your Oldsmobile Firenza’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 1986 Oldsmobile Firenza.

We’re Trained to Care for Oldsmobile Firenza Engines

Oldsmobile Firenza drivers trust that their Firenza will take them near and far. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go sideways sometimes. If they do, you’ll have to find a dependable 1986 Oldsmobile service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Oldsmobile Firenza engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 1986 Oldsmobile Firenza

If your Firenza check engine light is on, it’s time to get it looked at. A check engine light that’s on or flashing could be a symptom of a serious problem in your car’s ignition, Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Firenza to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs your Oldsmobile Firenza engine needs some TLC are oil leaks, or misfiring.

Engine Repairs for Your 1986 Firenza

If your 1986 Firenza engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair can wait, we'll let you know. We'll also tell you if it's necessary for your safety. We want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 1986 Firenza engine repairs and you can feel confident knowing that we use Oldsmobile-approved parts and components like the timing belt, motor oil seal, fuses, or another part.

1986 Oldsmobile Firenza Engine Q&A

Why does the check engine light in my Firenza turn on when I start my car? It's okay if your check engine light comes on when you first start your vehicle. This is just your Firenza testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Oldsmobile Firenza engine noises bad? Unusual noises can signal a problem with your Oldsmobile Firenza engine. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Oldsmobile engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Oldsmobile Firenza engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving the engine while still 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 add water to my Oldsmobile Firenza 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 Firenza when you’re out of coolant, having water in the coolant reservoir is better than nothing.
Why did my Firenza engine suddenly stop? Your Firenza car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who can repair my Oldsmobile Firenza engine? Your local Firestone Complete Auto Care has you covered with expert Firenza engine repair. Schedule an appointment today and see us at one of our thousands of locations.