Why does the check engine light come on when I start my Cougar?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your Cougar firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my Mercury engine sound different?

Strange under-the-hood noises can point to problems within your Mercury Cougar engine. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Mercury Cougar engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my Mercury Cougar radiator?

Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.

Why did my Cougar engine suddenly stop?

Your Cougar car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.

Who fixes Mercury Cougar engines?

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

Reliable Repairs for 1999 Mercury Cougar Engines

Learn about

1999 Mercury Cougar Trim Options

Select your Mercury Cougar trim level to learn more about Mercury-recommended engine repair. Even Mercury Cougar parts will get older and change.

L4/2.0L

V6/2.5L

Repairs for Your 1999 Mercury Cougar

Nothing lasts forever. Even your Mercury Cougar’s engine parts and components will change. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 1999 Mercury Cougar.

We Know Mercury Cougar Engines

The Mercury Cougar is respected for its reliability. You may have even been thinking about that when you bought it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. When they do, you might find yourself searching for 1999 Mercury Cougar engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Mercury Cougar engines. Schedule an appointment if you're experiencing problems that could require engine repair. After all, Firestone Complete Auto Care is one of the most popular picks for professional engine repairs thanks to its service and affordability.

My 1999 Mercury Cougar Check Engine Light Is On

If your Cougar 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 car’s ignition, Potential causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, to name a few potential sources. Bring your Cougar to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine rattling, burning smells, or a sinking feeling that something’s wrong.

1999 Cougar Engine Services

If your 1999 Mercury Cougar needs engine repair, our expert techs will let you know what needs to be done and why before they get started. We never do any work without your sign-off. 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 give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 1999 Cougar engine repairs and you can feel confident knowing that we use Mercury-approved parts and components like the timing belt, oil gasket, sensors, or another part.

Engine Q&A 1999 Mercury Cougar

Why does the check engine light come on when I start my Cougar? It's okay if your check engine light comes on when you first start your vehicle. It’s just your Cougar firing up its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my Mercury engine sound different? Strange under-the-hood noises can point to problems within your Mercury Cougar engine. Tapping or knocking could mean you need an oil change. Whistling could mean a belt is misaligned or there's an intake leak. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Mercury Cougar engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving your engine while the vehicle is in Park, or accelerating too quickly, too soon. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my Mercury Cougar radiator? Only in emergencies. A 50/50 mix of coolant and water (or a pre-mixed) coolant is recommended. However, if you must keep driving when you're out of coolant, it's better to drive with water in your coolant reservoir than nothing.
Why did my Cougar engine suddenly stop? Your Cougar car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Who fixes Mercury Cougar engines? Your local Firestone Complete Auto Care has you covered with expert Cougar engine repair. Schedule an appointment today and see us at one of our thousands of locations.