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. It’s just your Navigator firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why is my Lincoln Navigator making engine noise?

Strange under-the-hood noises can point to problems within your Lincoln Navigator engine. 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 coming from the brakes, not the engine.

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, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my Lincoln Navigator radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Navigator when you’re out of coolant, having water in the coolant reservoir is better 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.

Where can I go for Lincoln Navigator repair?

Your local Firestone Complete Auto Care has you covered with expert Navigator engine repair. Schedule an appointment today and see us at one of our thousands of locations.

2021 Lincoln Navigator Engine Repair

Learn about

2021 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.

V6/3.5L

Lincoln Navigator Repairs and Services

Nothing lasts forever. Even your Lincoln Navigator's many parts and pieces. We’re here to help when something stops working. Select a repair or category to learn more about 2021 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 wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2021 Lincoln Navigator engine repairs. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Lincoln Navigator engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 2021 Lincoln Navigator Check Engine Light Is On

If your Navigator 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 fuel, Causes may include a faulty oxygen sensor, worn spark plug, a problem with your 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 determine exactly why your check engine light is on. Other signs your Lincoln Navigator engine needs some TLC are essential fluid leaks, or engine misfiring.

2021 Navigator Engine Services

If your 2021 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 service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Lincoln Navigator engine repairs and you can drive easy knowing that we use Lincoln-approved parts and fluids — serpentine belt, motor oil seal, fuses, or other parts.

Questions About 2021 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. It’s just your Navigator firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why is my Lincoln Navigator making engine noise? Strange under-the-hood noises can point to problems within your Lincoln Navigator engine. 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 coming from the brakes, not the engine.
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, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Lincoln Navigator radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your Navigator when you’re out of coolant, having water in the coolant reservoir is better 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.
Where can I go for Lincoln Navigator repair? Your local Firestone Complete Auto Care has you covered with expert Navigator engine repair. Schedule an appointment today and see us at one of our thousands of locations.