Why does my F-250’s check engine light come on when I start it?

It's okay if your check engine light comes on when you first start your vehicle. It’s just your F-250 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.

Why does my Ford engine sound different?

Unusual noises can signal a problem with your Ford F-250 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Ford engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Ford F-250 engine?

Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

Can I put water in my Ford F-250 radiator?

While it’s not recommended, you can use water in your F-250 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 F-250 engine to suddenly stop?

There are different reasons your F-250 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 fixes Ford F-250 engines?

Your local Firestone Complete Auto Care has you covered with expert F-250 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 1991 Ford F-250 Engines

Learn about

1991 Ford F-250 Trim Options

Select your Ford F-250 trim level to learn more about Ford-recommended engine repair. Even Ford F-250 parts will get older and change.

L6/4.9L

V8/5.0L

V8/5.8L

V8/7.3L

V8/7.5L

1991 Ford F-250 Repair

Nothing stays the same forever. Even your Ford F-250's many parts and pieces. When something breaks, we're ready. Click on a repair below to learn more about 1991 Ford F-250 repairs.

We’re Trained to Care for Ford F-250 Engines

The Ford F-250 is respected for its reliability. That might be why you bought it in the first place. Even so, pieces and parts can break down over time. Things can go sideways sometimes. If they do, you’ll have to find a dependable 1991 Ford service center — quick! Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Ford F-250 engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1991 Ford F-250

If your F-250 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 or emission system, and it won’t go away by ignoring it. Causes may include a faulty oxygen sensor, worn spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your F-250 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. rattling sounds, burning smells, or a sinking feeling that something’s wrong.

Ford F-250 Engine Repair

If your 1991 F-250 engine needs repairs, our expert techs will let you know what needs to be done and why before they get started. We don't start working until we have your approval. If a repair can wait, we'll let you know. We'll also tell you if it's necessary for your safety. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 1991 F-250 engine repairs and you can drive easy knowing that we use Ford-approved parts and fluids — timing chain or belt, valve guide seal, fuses, or another part.

Questions About 1991 Ford F-250 Engines

Why does my F-250’s check engine light come on when I start it? It's okay if your check engine light comes on when you first start your vehicle. It’s just your F-250 firing up its circuits. The dash light shouldn't stay on. If it does, you might want to bring your vehicle in for service.
Why does my Ford engine sound different? Unusual noises can signal a problem with your Ford F-250 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Ford engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Ford F-250 engine? Some driving habits are not so great for your engine. These include driving on a near-empty gas tank, revving your engine while the vehicle is in Park, or slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Can I put water in my Ford F-250 radiator? While it’s not recommended, you can use water in your F-250 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 F-250 engine to suddenly stop? There are different reasons your F-250 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 fixes Ford F-250 engines? Your local Firestone Complete Auto Care has you covered with expert F-250 engine repair. Schedule an appointment today and see us at one of our thousands of locations.