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

It’s usually normal for your check engine light to turn on upon ignition. This is just your Legacy testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Are Subaru Legacy engine noises bad?

Strange engine sounds can be a sign something’s off in your Subaru Legacy. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Subaru engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Subaru Legacy engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car 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 use water in my Subaru Legacy 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.

What can cause a Legacy engine to suddenly stop?

Your Legacy 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 Subaru Legacy repair?

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

Engine Repairs for Your 2010 Subaru Legacy

Learn about

2010 Subaru Legacy Trim Options

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

H4/2.5L

H6/3.6L

2010 Subaru Legacy Repair

Stuff wears out. Even your Subaru Legacy’s engine parts and components will change. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2010 Subaru Legacy.

We Know Subaru Legacy Engines

The Subaru Legacy 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. When they do, you might find yourself searching for 2010 Subaru Legacy engine repair or replacement parts. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Subaru Legacy engines. Schedule a courtesy inspection at the first sign of engine trouble. 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 2010 Subaru Legacy

As soon as your Legacy check engine light turns on, it’s time to get an expert’s opinion. A steady or flashing check engine light could signal a serious issue with your or emission system that won't go away on its own. Potential causes may include a faulty oxygen sensor, bad spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your Legacy 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 your Subaru Legacy engine needs some TLC are essential fluid leaks, or engine misfiring.

Engine Repairs for Your 2010 Legacy

When your Subaru Legacy engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, we’ll let 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 Subaru Legacy engine repairs and you can feel good knowing that we only use Subaru-compliant replacement parts such as the serpentine belt, engine oil seal, fuses, or a different component.

2010 Subaru Legacy Engine Q&A

Why does the check engine light come on when I start my Legacy? It’s usually normal for your check engine light to turn on upon ignition. This is just your Legacy testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Are Subaru Legacy engine noises bad? Strange engine sounds can be a sign something’s off in your Subaru Legacy. Knocking or tapping could be a symptom of low oil. A high-pitched whistle could signal an intake leak or misaligned belt. 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 a Subaru engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Subaru Legacy engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' flooring the gas pedal while the car 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 use water in my Subaru Legacy 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.
What can cause a Legacy engine to suddenly stop? Your Legacy 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 Subaru Legacy repair? Your local Firestone Complete Auto Care fixes Subaru Legacy engines. Book an appointment today! We have thousands of locations across the country.