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

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing 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 Mercury Grand Marquis making engine noise?

Strange engine sounds can be a sign something’s off in your Mercury Grand Marquis. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Mercury engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercury Grand Marquis 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I add water to my Mercury Grand Marquis 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 Grand Marquis when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What could cause my Grand Marquis engine to suddenly stop?

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

Who repairs Mercury Grand Marquis engines?

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

2007 Mercury Grand Marquis Engine Repair

Learn about

2007 Mercury Grand Marquis Trim Options

Select your Mercury Grand Marquis trim level to learn more about Mercury-recommended engine repair. Use the following chart to find information.

V8/4.6L

2007 Mercury Grand Marquis Repair

Nothing lasts forever. Even your Mercury Grand Marquis’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 2007 Mercury Grand Marquis services.

We Know Mercury Grand Marquis Engines

Mercury Grand Marquis engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 2007 Mercury Grand Marquis 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 Mercury Grand Marquis 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.

Check Engine Light on 2007 Mercury Grand Marquis

An illuminated check engine light on your Mercury Grand Marquis is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your car’s ignition, Causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or an engine vacuum leak, to name a few possible causes. Stop by your local Firestone Complete Auto Care to get your Grand Marquis issues diagnosed and our expert techs will get the root of the problem. Other signs it's time for Mercury Grand Marquis engine service might include oil leaks, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2007 Grand Marquis

If your 2007 Grand Marquis engine needs repairs, 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. 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 Grand Marquis engine repairs and you can feel good knowing that we only use Mercury-compliant replacement parts such as the timing chain or belt, valve guide seal, ignition coil, or other parts.

Engine Q&A 2007 Mercury Grand Marquis

Why does the check engine light in my Grand Marquis turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing 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 Mercury Grand Marquis making engine noise? Strange engine sounds can be a sign something’s off in your Mercury Grand Marquis. Knocking or tapping could be a symptom of low oil. Whistling sounds could mean you have an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Mercury engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Mercury Grand Marquis 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. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I add water to my Mercury Grand Marquis 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 Grand Marquis when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What could cause my Grand Marquis engine to suddenly stop? If your Grand Marquis car engine suddenly stops, it could be due to overheating, low fuel, a faulty ignition system, sensor problems, electrical system trouble, or mechanical issues.
Who repairs Mercury Grand Marquis engines? Your local Firestone Complete Auto Care fixes Mercury Grand Marquis engines. Book an appointment today! We have thousands of locations across the country.