Why does the check engine light in my Navigator turn on when I start my car?

It’s usually normal for your check engine light to turn on upon ignition. This is just your Navigator testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Lincoln engine sound different?

Strange engine sounds can be a sign something’s off in your Lincoln Navigator. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage my Lincoln Navigator engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Lincoln Navigator 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.

What could cause my Navigator engine to suddenly stop?

There are different reasons your Navigator 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 Lincoln Navigator engines?

For Lincoln Navigator 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.

1999 Lincoln Navigator Engine Repair

Learn about

1999 Lincoln Navigator Trim Options

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

V8/5.4L

1999 Lincoln Navigator Repair

Nothing lasts forever. Even your Lincoln Navigator’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a repair or category to learn more about 1999 Lincoln Navigator services.

We Care for Lincoln Navigator Engines

The Lincoln Navigator is respected for its 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 sideways sometimes. If the unexpected strikes, you may search the internet frantically for quick and affordable 1999 Lincoln Navigator engine repairs. 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 Lincoln Navigator engines. Schedule an appointment if you're experiencing problems that could require engine repair. 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 1999 Lincoln Navigator

If your Navigator check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your car’s ignition, Possible causes can include a failing oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your Navigator in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

Lincoln Navigator Engine Repair

If your 1999 Lincoln Navigator needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We make recommendations, but you make the final decision. 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 Lincoln Navigator engine repairs and you can feel confident knowing that we use Lincoln-approved parts and components like the timing chain or belt, engine oil seal, sensors, or other parts.

Questions About 1999 Lincoln Navigator Engines

Why does the check engine light in my Navigator turn on when I start my car? It’s usually normal for your check engine light to turn on upon ignition. This is just your Navigator testing its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Lincoln engine sound different? Strange engine sounds can be a sign something’s off in your Lincoln Navigator. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage my Lincoln Navigator engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or slamming the gas pedal while the engine is still cold. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Lincoln Navigator 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.
What could cause my Navigator engine to suddenly stop? There are different reasons your Navigator 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 Lincoln Navigator engines? For Lincoln Navigator 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.