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. This is just your Mustang testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Ford Mustang engine noises bad?

Strange engine sounds can be a sign something’s off in your Ford Mustang. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage my Ford Mustang engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. 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?

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 Mustang engine suddenly stop?

There are different reasons your Mustang vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.

Who can repair my Ford Mustang engine?

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

Reliable Repairs for 1990 Ford Mustang Engines

Learn about

1990 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 1990 Ford Mustang

Nothing stays the same forever. Even your Ford Mustang's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 1990 Ford Mustang repairs.

We Know Ford Mustang Engines

The Ford Mustang is respected for its reliability. That might be why you bought it in the first place. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 1990 Ford Mustang engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Ford Mustang engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. 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 1990 Ford Mustang

An illuminated check engine light on your Ford Mustang is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your car’s ignition, Possible causes can include a failing oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, 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 determine exactly why your check engine light is on. Other signs it's time for Ford Mustang engine service might include essential fluid leaks, or engine misfiring.

Engine Repairs for Your 1990 Mustang

If your 1990 Ford Mustang needs engine repair, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair can wait, we'll let you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Ford Mustang engine repairs and you can feel confident knowing that we use Ford-approved parts and components like the timing chain or belt, motor oil seal, ignition coil, or another part.

Engine Q&A 1990 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. This is just your Mustang testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Ford Mustang engine noises bad? Strange engine sounds can be a sign something’s off in your Ford Mustang. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can be traced back to a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage my Ford Mustang engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. 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? 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 Mustang engine suddenly stop? There are different reasons your Mustang vehicle engine could suddenly stop. You may be looking at a lack of fuel, faulty sensors, issues with the ignition system, engine overheating, electrical problems, or mechanical troubles.
Who can repair my Ford Mustang engine? Your local Firestone Complete Auto Care fixes Ford Mustang engines. Book an appointment today! We have thousands of locations across the country.