Why does my LeMans’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 just your LeMans testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Pontiac engine sound different?

Strange engine sounds can be a sign something’s off in your Pontiac LeMans. 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 Pontiac LeMans 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my Pontiac LeMans radiator?

While it’s not recommended, you can use water in your LeMans 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 the engine in my LeMans to suddenly stop?

There are different reasons your LeMans 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.

Where can I go for Pontiac LeMans repair?

For Pontiac LeMans 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.

1990 Pontiac LeMans Engine Repair

Learn about

1990 Pontiac LeMans Trim Options

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

L4/1.6L

L4/2.0L

Repairs for Your 1990 Pontiac LeMans

Stuff wears out. Even your Pontiac LeMans’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 1990 Pontiac LeMans services.

We’re Trained to Care for Pontiac LeMans Engines

The Pontiac LeMans 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. Things can go sideways sometimes. When they do, you might find yourself searching for 1990 Pontiac LeMans engine repair or replacement parts. 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 Pontiac LeMans engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

My 1990 Pontiac LeMans Check Engine Light Is On

An illuminated check engine light on your Pontiac LeMans is one of the first signs it's time to 'brake' for engine service. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel injection, Potential 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 LeMans to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs your Pontiac LeMans engine needs some TLC are burning smells, or engine misfiring.

1990 LeMans Engine Services

If your 1990 Pontiac LeMans needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. 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. Turn to Firestone Complete Auto Care for your 1990 LeMans engine repairs and you can feel confident knowing that we use Pontiac-approved parts and components like the timing chain or belt, valve guide seal, sensors, or a different component.

1990 Pontiac LeMans Engine Q&A

Why does my LeMans’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 just your LeMans testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Pontiac engine sound different? Strange engine sounds can be a sign something’s off in your Pontiac LeMans. 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 Pontiac LeMans 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my Pontiac LeMans radiator? While it’s not recommended, you can use water in your LeMans 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 the engine in my LeMans to suddenly stop? There are different reasons your LeMans 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.
Where can I go for Pontiac LeMans repair? For Pontiac LeMans 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.