Why does my LaCrosse’s check engine light come on when I start it?

It’s usually normal for your check engine light to turn on upon ignition. This is just your LaCrosse testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Buick engine sound different?

Strange engine sounds can be a sign something’s off in your Buick LaCrosse. 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 be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Buick engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Buick LaCrosse 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Can I put water in my Buick LaCrosse radiator?

It’s not recommended you put water in your LaCrosse 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.

What can cause a LaCrosse engine to suddenly stop?

Your LaCrosse 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 Buick LaCrosse repair?

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

Engine Repairs for Your 2017 Buick LaCrosse

Learn about

2017 Buick LaCrosse Trim Options

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

V6/3.6L

Buick LaCrosse Repairs and Services

Stuff wears out. Even your Buick LaCrosse's many parts and pieces. We’re here to help when something stops working. Click on a repair below to learn more about 2017 Buick LaCrosse repairs.

We Know Buick LaCrosse Engines

Buick LaCrosse drivers trust that their LaCrosse will take them near and far. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Things can go sideways sometimes. When they do, you might find yourself searching for 2017 Buick LaCrosse 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 Buick LaCrosse engines. If you think something’s wrong with your engine, schedule an appointment at your convenience. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2017 Buick LaCrosse

If your LaCrosse 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 fuel, Potential causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or an engine vacuum leak, to name a few potential sources. Bring your LaCrosse in for an on-board diagnostic check and we'll determine exactly why your check engine light is on. Other signs it's time for Buick LaCrosse engine service might include burning smells, or a sinking feeling that something’s wrong.

Engine Repairs for Your 2017 LaCrosse

When your Buick LaCrosse engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We never do any work without your sign-off. If a repair isn’t urgent right now, we’ll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We want to give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 2017 LaCrosse engine repairs and you can drive easy knowing that we use Buick-approved parts and fluids — cambelt, motor oil seal, fuses, or other parts.

Engine Q&A 2017 Buick LaCrosse

Why does my LaCrosse’s check engine light come on when I start it? It’s usually normal for your check engine light to turn on upon ignition. This is just your LaCrosse testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Buick engine sound different? Strange engine sounds can be a sign something’s off in your Buick LaCrosse. 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 be traced back to a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Buick engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Buick LaCrosse 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 accelerating too quickly, too soon. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Can I put water in my Buick LaCrosse radiator? It’s not recommended you put water in your LaCrosse 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.
What can cause a LaCrosse engine to suddenly stop? Your LaCrosse 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 Buick LaCrosse repair? Your local Firestone Complete Auto Care fixes Buick LaCrosse engines. Book an appointment today! We have thousands of locations across the country.