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

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Grand Marquis firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Mercury Grand Marquis engine noises bad?

Strange under-the-hood noises can point to problems within your Mercury Grand Marquis engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 my Mercury Grand Marquis engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Mercury Grand Marquis radiator?

It’s not recommended you put water in your Grand Marquis radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

Why did my Grand Marquis engine 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 fixes Mercury Grand Marquis engines?

For Mercury Grand Marquis 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.

1993 Mercury Grand Marquis Engine Repair

Learn about

1993 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

Repairs for Your 1993 Mercury Grand Marquis

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 1993 Mercury Grand Marquis services.

We Know Mercury Grand Marquis Engines

Mercury Grand Marquis drivers trust that their Grand Marquis will take them near and far. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Things can go wrong on the road. When they do, you might find yourself searching for 1993 Mercury Grand Marquis engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Mercury Grand Marquis engines. Schedule a courtesy inspection at the first sign of engine trouble. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

Check Engine Light on 1993 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 on or flashing could be a symptom of a serious problem in your car’s ignition, Causes may include a faulty oxygen sensor, damaged spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your Grand Marquis in for an on-board diagnostic check and our expert techs will get the root of the problem. Other signs it's time for Mercury Grand Marquis engine service might include burning smells, or misfiring.

Engine Repairs for Your 1993 Grand Marquis

If your 1993 Grand Marquis engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a service can wait, we’ll make sure you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to give you all the details you need to make an informed decision about your engine repairs. Choose Firestone Complete Auto Care for Mercury Grand Marquis engine repairs and you can drive easy knowing that we use Mercury-approved parts and fluids — cambelt, motor oil seal, sensors, or a different component.

Questions About 1993 Mercury Grand Marquis Engines

Why does my Grand Marquis’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Grand Marquis firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Mercury Grand Marquis engine noises bad? Strange under-the-hood noises can point to problems within your Mercury Grand Marquis engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal 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 my Mercury Grand Marquis engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Mercury Grand Marquis radiator? It’s not recommended you put water in your Grand Marquis radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
Why did my Grand Marquis engine 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 fixes Mercury Grand Marquis engines? For Mercury Grand Marquis 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.