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

It’s usually normal for your check engine light to turn on upon ignition. It’s just your Navigator firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Lincoln engine sound different?

Strange under-the-hood noises can point to problems within your Lincoln Navigator engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have 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?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

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

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

Your Navigator 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 Lincoln Navigator engine?

Your local Firestone Complete Auto Care offers Lincoln Navigator engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Engine Repairs for Your 2004 Lincoln Navigator

Learn about

2004 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

2004 Lincoln Navigator Repair

Nothing lasts forever. Even your Lincoln Navigator's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2004 Lincoln Navigator.

We Care for Lincoln Navigator Engines

Lincoln Navigator engines are known for their reliability. You may have even been thinking about that when you bought it. However, even your trustworthy engine is subject to wear and tear. Things can go wrong on the road. If the unexpected strikes, you may search the internet frantically for quick and affordable 2004 Lincoln Navigator 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 Navigator engine will be in good hands. 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 2004 Lincoln Navigator

If your Navigator check engine light is on, it’s time to get it looked at. A check engine light that’s flashing or steadily illuminated could point to problems with your combustion, Possible causes can include a failing oxygen sensor, worn spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few 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. Other signs your Lincoln Navigator engine needs some TLC are oil leaks, or a sinking feeling that something’s wrong.

2004 Navigator Engine Services

When your Lincoln Navigator engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. 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 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 feel confident knowing that we use Lincoln-approved parts and components like the timing belt, valve guide seal, fuses, or other parts.

Engine Q&A 2004 Lincoln Navigator

Why does my Navigator’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. It’s just your Navigator firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Lincoln engine sound different? Strange under-the-hood noises can point to problems within your Lincoln Navigator engine. Tapping or knocking could mean you need an oil change. Whistling sounds could mean you have 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? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Lincoln Navigator radiator? While it’s not recommended, you can use water in your Navigator 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 Navigator engine to suddenly stop? Your Navigator 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 Lincoln Navigator engine? Your local Firestone Complete Auto Care offers Lincoln Navigator engine repair. Schedule an appointment today at one of our thousands of locations nationwide!