Why does the check engine light come on when I start my 780?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your 780 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 is my Volvo 780 making engine noise?

Unusual noises can signal a problem with your Volvo 780 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 can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.

What could damage a Volvo engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Volvo 780 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.

Is it okay to put water in my Volvo 780 radiator?

While it’s not recommended, you can use water in your 780 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.

Why did my 780 engine suddenly stop?

If your 780 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 Volvo 780 engines?

Your local Firestone Complete Auto Care has you covered with expert 780 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

1991 Volvo 780 Engine Repair

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1991 Volvo 780 Trim Options

Select your Volvo 780 trim level to learn more about Volvo-recommended engine repair. Use the following chart to find information.

L4/2.3L

Volvo 780 Repairs and Services

Nothing stays the same forever. Even your Volvo 780's many parts and pieces. When something breaks or fails, we’re ready to help. Click on a repair below to learn more about 1991 Volvo 780 repairs.

We Care for Volvo 780 Engines

Volvo 780 engines are known for their 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. When they do, you might find yourself searching for 1991 Volvo 780 engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. We've serviced more than 500 million vehicles since 1926, and our technicians know Volvo 780 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.

Illuminated Check Engine Light on 1991 Volvo 780

As soon as your 780 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your car’s starter, Possible causes can include a failing oxygen sensor, worn spark plug, issues with your catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your 780 to Firestone Complete Auto Care to get computerized diagnostics and we’ll figure out why that check engine light is giving you grief. Other signs it's time for Volvo 780 engine service might include essential fluid leaks, or misfiring.

Engine Repairs for Your 1991 780

If your 1991 Volvo 780 needs engine repair, 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. If it's necessary for your safety, we'll make sure you understand that, too. We want to provide you with the information you need to make an informed engine repair decision. Turn to Firestone Complete Auto Care for your 1991 780 engine repairs and you can feel confident knowing that we use Volvo-approved parts and components like the cambelt, motor oil seal, fuses, or a different component.

Questions About 1991 Volvo 780 Engines

Why does the check engine light come on when I start my 780? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your 780 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 is my Volvo 780 making engine noise? Unusual noises can signal a problem with your Volvo 780 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 can indicate a loose fan belt, and grinding might be coming from the brakes, not the engine.
What could damage a Volvo engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Volvo 780 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.
Is it okay to put water in my Volvo 780 radiator? While it’s not recommended, you can use water in your 780 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.
Why did my 780 engine suddenly stop? If your 780 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 Volvo 780 engines? Your local Firestone Complete Auto Care has you covered with expert 780 engine repair. Schedule an appointment today and see us at one of our thousands of locations.