When should Mercury Grand Marquis spark plugs be replaced?

When it’s time to replace the spark plugs, don’t delay. These small (but vital!) parts provide the electric spark that your car needs in order to start, and old spark plugs can prevent your car from starting at all. Replace spark plugs on time or about every 30,000 miles or so.

What does a puddle underneath my Mercury Grand Marquis mean?

Don't ignore puddles of fluid under your Mercury Grand Marquis. It could signal a coolant leak, brake fluid leak, or an oil leak. Let any one of these leaks linger and it could cause engine damage.

Are hard starts and stops bad for my Mercury Grand Marquis engine?

Hard starts and stops put extra wear and tear on engine components. Smooth, gradual starts and stops, on the other hand, are a great way to help your engine run better. They can also help maximize your fuel economy.

Where can I get a tune-up for my Mercury Grand Marquis?

At your nearby Firestone Complete Auto Care! Whether you need Mercury Grand Marquis service, maintenance, or repairs, our technicians can get the job done.

How often do Mercury Grand Marquis fuel injectors need to be cleaned?

The frequency at which car fuel injectors should be cleaned can vary depending on several factors, including the type of fuel used and the driving conditions. Some manufacturers generally recommend a fuel system cleaning as part of your general car maintenance, or as needed based on symptoms of poor fuel system performance.

Who offers Mercury Grand Marquis tune-ups?

When your Grand Marquis needs a tune-up, head to your local Firestone Complete Auto Care. Check out our latest offers to save on your service and schedule an appointment online.

2011 Mercury Grand Marquis Engine Tune-Ups & Maintenance

Get a Tune-Up

Schedule an Appointment for Your Mercury Grand Marquis Tune-Up

If your Grand Marquis is acting strange or making new noises, it could be engine tune-up time. Don’t wait until small problems get bigger. Make an appointment now.

Schedule an Appointment

Tune Into Your Mercury Grand Marquis

Is it time for an engine tune-up? If you're the type of driver who waits for something to go wrong with your vehicle, it could be time for a new way of doing things, especially if you want your 2011 Mercury Grand Marquis’s engine to last for a long time. Periodic tune-ups can bring more power back to your Grand Marquis’s engine. They're designed to help your engine start easier and run more efficiently, so you can enjoy improved fuel economy and lower emissions. When you take your car for regular engine tune-ups as recommended by Mercury, you can rest assured you’re investing in your Grand Marquis’s long-term engine performance.

Mercury Grand Marquis Engine Tune-Up Services

Your local Firestone Complete Auto Care offers a range of engine tune-up services for your 2011 Mercury Grand Marquis. The standard Firestone Tune-Up is one service option. It includes a complete visual inspection of engine components, installation of new spark plugs, and a lifetime warranty on parts*. The second service focuses on your Grand Marquis's filters, specifically replacing the air filter and fuel filter. Yet another service is a fuel system cleaning process, which involves removing varnish, dirt, and carbon deposits that have built up inside the fuel injectors, throttle body, and throttle plate in your Grand Marquis. The result? Restored fuel system performance. Keep in mind that your Grand Marquis's mileage and maintenance history can uniquely impact its tune-up needs. This means that a tune-up service that’s a great fit for another car may not be optimal for yours. Talk to a technician about your driving style, mileage, and service history to learn more about your vehicle's specific needs.

Where Should I Go for My Mercury Grand Marquis Tune-Up?

Schedule your next 2011 Grand Marquis engine tune-up service at Firestone Complete Auto Care. Follow Mercury's recommended maintenance schedule or book an appointment as soon as you notice one of the following: decreased gas mileage, "rough" idling or stalling when stopped, an illuminated check engine light on your dashboard, or a knocking sound when the engine is running.

*Ask a Firestone Complete Auto Care teammate about full terms and conditions for warranties.

2011 Mercury Grand Marquis Engine Tune-Up Q&A

When should Mercury Grand Marquis spark plugs be replaced? When it’s time to replace the spark plugs, don’t delay. These small (but vital!) parts provide the electric spark that your car needs in order to start, and old spark plugs can prevent your car from starting at all. Replace spark plugs on time or about every 30,000 miles or so.
What does a puddle underneath my Mercury Grand Marquis mean? Don't ignore puddles of fluid under your Mercury Grand Marquis. It could signal a coolant leak, brake fluid leak, or an oil leak. Let any one of these leaks linger and it could cause engine damage.
Are hard starts and stops bad for my Mercury Grand Marquis engine? Hard starts and stops put extra wear and tear on engine components. Smooth, gradual starts and stops, on the other hand, are a great way to help your engine run better. They can also help maximize your fuel economy.
Where can I get a tune-up for my Mercury Grand Marquis? At your nearby Firestone Complete Auto Care! Whether you need Mercury Grand Marquis service, maintenance, or repairs, our technicians can get the job done.
How often do Mercury Grand Marquis fuel injectors need to be cleaned? The frequency at which car fuel injectors should be cleaned can vary depending on several factors, including the type of fuel used and the driving conditions. Some manufacturers generally recommend a fuel system cleaning as part of your general car maintenance, or as needed based on symptoms of poor fuel system performance.
Who offers Mercury Grand Marquis tune-ups? When your Grand Marquis needs a tune-up, head to your local Firestone Complete Auto Care. Check out our latest offers to save on your service and schedule an appointment online.

Maintenance for Your 2011 Mercury Grand Marquis

Stay ahead of any potential issues with your Mercury Grand Marquis so your car can keep pace with life! Learn more about proper maintenance for your vehicle below.

2011 Mercury Grand Marquis Repair

Your Mercury Grand Marquis runs best when it’s well cared for. Make sure it’s always in tip-top shape with repairs from Firestone Complete Auto Care. Learn more about 2011 Mercury Grand Marquis repairs below.