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

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Mustang firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Are Ford Mustang engine noises bad?

Strange under-the-hood noises can point to problems within your Ford Mustang engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Ford engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Ford Mustang 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I add water to my Ford Mustang radiator?

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

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

Where can I go for Ford Mustang repair?

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

1991 Ford Mustang Engine Repair

Learn about

1991 Ford Mustang Trim Options

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

L4/2.3L

V8/5.0L

Repairs for Your 1991 Ford Mustang

Nothing lasts forever. Even your Ford Mustang’s engine parts and components will change. When something breaks or fails, we’re ready to help. Select a service or repair below to learn more about what we can do for your 1991 Ford Mustang.

We Know Ford Mustang Engines

Ford Mustang drivers trust that their Mustang 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 1991 Ford Mustang 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 Ford Mustang engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 1991 Ford Mustang

As soon as your Mustang check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your car’s ignition, Possible causes can include a failing oxygen sensor, bad spark plug, issues with your catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your Mustang to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. engine pinging noises, burning smells, or engine misfiring.

1991 Mustang Engine Services

If your 1991 Ford Mustang needs engine repair, our technicians will make sure you understand what’s going on before they start working on your engine. 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 seek to give you all the info you need to make a smart decision about our services. By choosing Firestone Complete Auto Care for Mustang engine repairs and you can feel confident knowing that we use Ford-approved parts and components like the cambelt, motor oil seal, ignition coil, or another part.

Engine Q&A 1991 Ford Mustang

Why does the check engine light in my Mustang turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your Mustang firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Are Ford Mustang engine noises bad? Strange under-the-hood noises can point to problems within your Ford Mustang engine. Tapping or knocking could mean you're low on oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Ford engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Ford Mustang 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 slamming the gas pedal while the engine is still cold. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I add water to my Ford Mustang radiator? While it’s not recommended, you can use water in your Mustang 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 Mustang engine to suddenly stop? Your Mustang car engine could stop suddenly due to low fuel, electrical issues, overheating, a faulty ignition system, mechanical troubles, or sensor problems.
Where can I go for Ford Mustang repair? Your local Firestone Complete Auto Care offers Ford Mustang engine repair. Schedule an appointment today at one of our thousands of locations nationwide!