Why does the check engine light in my LW300 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 LW300 testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Are Saturn LW300 engine noises bad?

Unusual noises can signal a problem with your Saturn LW300 engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage a Saturn engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Saturn LW300 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I put water in my Saturn LW300 radiator?

While it’s not recommended, you can use water in your LW300 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 could cause my LW300 engine to suddenly stop?

Your LW300 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 Saturn LW300 engine?

Your local Firestone Complete Auto Care fixes Saturn LW300 engines. Book an appointment today! We have thousands of locations across the country.

Engine Repairs for Your 2003 Saturn LW300

Learn about

2003 Saturn LW300 Trim Options

Select your Saturn LW300 trim level to learn more about Saturn-recommended engine repair. Use the following chart to find information.

V6/3.0L

Saturn LW300 Repairs and Services

Nothing lasts forever. Even your Saturn LW300's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 2003 Saturn LW300 repairs.

We Care for Saturn LW300 Engines

The Saturn LW300 is respected for its reliability. You probably thought about that when you got 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 2003 Saturn 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 Saturn LW300 engines. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 2003 Saturn LW300

If your LW300 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 or emission system, and it won’t go away by ignoring it. 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 LW300 to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine rattling, burning smells, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2003 LW300

If your 2003 LW300 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We never do any work without your sign-off. If a repair isn’t urgent right now, 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. By choosing Firestone Complete Auto Care for LW300 engine repairs and you can feel good knowing that we only use Saturn-compliant replacement parts such as the cambelt, engine oil seal, fuses, or a different component.

Engine Q&A 2003 Saturn LW300

Why does the check engine light in my LW300 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 LW300 testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Are Saturn LW300 engine noises bad? Unusual noises can signal a problem with your Saturn LW300 engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage a Saturn engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Saturn LW300 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 accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I put water in my Saturn LW300 radiator? While it’s not recommended, you can use water in your LW300 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 could cause my LW300 engine to suddenly stop? Your LW300 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 Saturn LW300 engine? Your local Firestone Complete Auto Care fixes Saturn LW300 engines. Book an appointment today! We have thousands of locations across the country.