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

Generally, your check engine light turning on upon ignition is not a bad thing. This is just your Cutlass Supreme 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 Cutlass Supreme engine noises bad?

Unusual noises can signal a problem with your Oldsmobile Cutlass Supreme engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Oldsmobile Cutlass Supreme engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, 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 add water to my Oldsmobile Cutlass Supreme 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 Cutlass Supreme when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my Cutlass Supreme engine to suddenly stop?

There are different reasons your Cutlass Supreme vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who fixes Oldsmobile Cutlass Supreme engines?

Your local Firestone Complete Auto Care offers Oldsmobile Cutlass Supreme engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 1989 Oldsmobile Cutlass Supreme Engines

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1989 Oldsmobile Cutlass Supreme Trim Options

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

V6/2.8L

V6/3.1L

1989 Oldsmobile Cutlass Supreme Repair

Stuff wears out. Even your Oldsmobile Cutlass Supreme's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 1989 Oldsmobile Cutlass Supreme repairs.

We Know Oldsmobile Cutlass Supreme Engines

The Oldsmobile Cutlass Supreme is respected for its reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. When they do, you might find yourself searching for 1989 Oldsmobile Cutlass Supreme engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Oldsmobile Cutlass Supreme engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Check Engine Light on 1989 Oldsmobile Cutlass Supreme

As soon as your Cutlass Supreme check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel, Causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Cutlass Supreme in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs your Oldsmobile Cutlass Supreme engine needs some TLC are essential fluid leaks, or engine misfiring.

Oldsmobile Cutlass Supreme Engine Repair

When your Oldsmobile Cutlass Supreme engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. If a repair can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Oldsmobile Cutlass Supreme engine repairs and you can drive easy knowing that we use Oldsmobile-approved parts and fluids — serpentine belt, motor oil seal, sensors, or another part.

Engine Q&A 1989 Oldsmobile Cutlass Supreme

Why does the check engine light come on when I start my Cutlass Supreme? Generally, your check engine light turning on upon ignition is not a bad thing. This is just your Cutlass Supreme 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 Cutlass Supreme engine noises bad? Unusual noises can signal a problem with your Oldsmobile Cutlass Supreme engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Oldsmobile Cutlass Supreme engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, 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 add water to my Oldsmobile Cutlass Supreme 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 Cutlass Supreme when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my Cutlass Supreme engine to suddenly stop? There are different reasons your Cutlass Supreme vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who fixes Oldsmobile Cutlass Supreme engines? Your local Firestone Complete Auto Care offers Oldsmobile Cutlass Supreme engine repair. Schedule an appointment today at one of our thousands of locations nationwide!