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

It's okay if your check engine light comes on when you first start your vehicle. 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 Lincoln LS making engine noise?

Strange engine sounds can be a sign something’s off in your Lincoln LS. 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 Lincoln engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lincoln LS 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I use water in my Lincoln LS radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

Why did my LS engine suddenly stop?

If your LS car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.

Where can I go for Lincoln LS repair?

For Lincoln LS 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.

2004 Lincoln LS Engine Repair

Learn about

2004 Lincoln LS Trim Options

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

V6/3.0L

V8/3.9L

Repairs for Your 2004 Lincoln LS

Stuff wears out. Even your Lincoln LS’s engine parts and components will change. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2004 Lincoln LS.

We Care for Lincoln LS Engines

The Lincoln LS is respected for its reliability. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 2004 Lincoln LS engine repairs. That’s where Firestone Complete Auto Care comes in. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Lincoln LS engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Illuminated Check Engine Light on 2004 Lincoln LS

As soon as your LS 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 or emission control system that won’t go away on its own. Causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your LS issues diagnosed and we'll determine exactly why your check engine light is on. Other signs your Lincoln LS engine needs some TLC are oil leaks, or a sinking feeling that something’s wrong.

2004 LS Engine Services

If your 2004 LS engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We make recommendations, but you make the final decision. 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. By choosing Firestone Complete Auto Care for LS engine repairs and you can feel good knowing that we only use Lincoln-compliant replacement parts such as the timing chain or belt, motor oil seal, sensors, or a different component.

Questions About 2004 Lincoln LS Engines

Why does my LS’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. 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 Lincoln LS making engine noise? Strange engine sounds can be a sign something’s off in your Lincoln LS. 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 Lincoln engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Lincoln LS 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I use water in my Lincoln LS radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
Why did my LS engine suddenly stop? If your LS car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Where can I go for Lincoln LS repair? For Lincoln LS 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.