Why does my Sonata’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 Sonata 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 Hyundai engine sound different?

Strange under-the-hood noises can point to problems within your Hyundai Sonata 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 may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Hyundai Sonata engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.

Is it okay to put water in my Hyundai Sonata radiator?

It’s not recommended you put water in your Sonata radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.

Why did my Sonata engine suddenly stop?

There are different reasons your Sonata 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 Hyundai Sonata engine?

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

1999 Hyundai Sonata Engine Repair

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1999 Hyundai Sonata Trim Options

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

L4/2.4L

V6/2.5L

Hyundai Sonata Repairs and Services

Nothing lasts forever. Even your Hyundai Sonata’s engine parts and components will change. When something breaks, we're ready. Click on a repair below to learn more about 1999 Hyundai Sonata repairs.

We Care for Hyundai Sonata Engines

Hyundai Sonata drivers trust that their Sonata will take them near and far. You probably thought about that when you got it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. If they do, you’ll have to find a dependable 1999 Hyundai service center — quick! That’s where Firestone Complete Auto Care comes in. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Hyundai Sonata engine will be in good hands. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care offers both trustworthy and affordable engine repairs.

Illuminated Check Engine Light on 1999 Hyundai Sonata

An illuminated check engine light on your Hyundai Sonata is one of the first signs it's time to 'brake' for engine service. A check engine light that’s flashing or steadily illuminated could point to problems with your or emission system, and it won’t go away by ignoring it. Causes may include a faulty oxygen sensor, damaged 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 Sonata to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. engine rattling, burning smells, or a sinking feeling that something’s wrong.

Engine Repairs for Your 1999 Sonata

When your Hyundai Sonata 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 service can wait, we’ll make sure you know. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We seek to give you all the info you need to make a smart decision about our services. Choose Firestone Complete Auto Care for Hyundai Sonata engine repairs and you can feel confident knowing that we use Hyundai-approved parts and components like the cambelt, oil gasket, fuses, or other parts.

Engine Q&A 1999 Hyundai Sonata

Why does my Sonata’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 Sonata 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 Hyundai engine sound different? Strange under-the-hood noises can point to problems within your Hyundai Sonata 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 may be caused by a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Hyundai Sonata engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, flooring the gas pedal while the car is in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Hyundai Sonata radiator? It’s not recommended you put water in your Sonata radiator unless it’s an emergency. Under normal circumstances, use a 50/50 mix of water and coolant or a pre-mixed coolant. But, if you need to keep driving while out of coolant, using water is better than driving with an empty coolant reservoir.
Why did my Sonata engine suddenly stop? There are different reasons your Sonata 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 Hyundai Sonata engine? Your local Firestone Complete Auto Care fixes Hyundai Sonata engines. Book an appointment today! We have thousands of locations across the country.