Why does my Prizm’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. 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 Geo Prizm making engine noise?

Strange engine sounds can be a sign something’s off in your Geo Prizm. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

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

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my Geo Prizm radiator?

While it’s not recommended, you can use water in your Prizm radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.

What can cause a Prizm engine to suddenly stop?

There are different reasons your Prizm 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 Geo Prizm engines?

For Geo Prizm engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

1989 Geo Prizm Engine Repair

Learn about

1989 Geo Prizm Trim Options

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

L4/1.6L

Geo Prizm Repairs and Services

Nothing lasts forever. Even your Geo Prizm's many parts and pieces. When something breaks, we're ready. Select a repair or category to learn more about 1989 Geo Prizm services.

We’re Trained to Care for Geo Prizm Engines

Geo Prizm engines are known for their reliability. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go wrong on the road. If they do, you’ll have to find a dependable 1989 Geo service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced more than 500 million vehicles since 1926, and our technicians know Geo Prizm engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1989 Geo Prizm

An illuminated check engine light on your Geo Prizm is one of the first signs it's time to 'brake' for engine service. 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. Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Stop by your local Firestone Complete Auto Care to get your Prizm issues diagnosed and we'll determine exactly why your check engine light is on. Other signs it's time for Geo Prizm engine service might include essential fluid leaks, or a sinking feeling that something’s wrong.

Geo Prizm Engine Repair

When your Geo Prizm engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair isn’t urgent right now, 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 Geo Prizm engine repairs and you can feel good knowing that we only use Geo-compliant replacement parts such as the timing chain or belt, valve guide seal, fuses, or other parts.

1989 Geo Prizm Engine Q&A

Why does my Prizm’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. 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 Geo Prizm making engine noise? Strange engine sounds can be a sign something’s off in your Geo Prizm. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Geo engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Geo Prizm engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my Geo Prizm radiator? While it’s not recommended, you can use water in your Prizm radiator in emergencies. Normally, you should only use a 50/50 mix of coolant and water or a pre-mixed coolant. However, if you are completely out of coolant and must continue driving, it’s better to have water in your coolant reservoir than nothing.
What can cause a Prizm engine to suddenly stop? There are different reasons your Prizm 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 Geo Prizm engines? For Geo Prizm engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.