Why does the check engine light in my LaCrosse turn on when I start my car?

Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your LaCrosse firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Buick engine sound different?

Strange under-the-hood noises can point to problems within your Buick LaCrosse engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. 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 my Buick LaCrosse engine?

Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.

Is it okay to put water in my Buick LaCrosse radiator?

An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your LaCrosse when you’re out of coolant, having water in the coolant reservoir is better than nothing.

What can cause a LaCrosse engine to suddenly stop?

There are different reasons your LaCrosse 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 repairs Buick LaCrosse engines?

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

2015 Buick LaCrosse Engine Repair

Learn about

2015 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.

L4/2.4L

V6/3.6L

L4/2.4L

V6/3.6L

2015 Buick LaCrosse Repair

Nothing lasts forever. Even your Buick LaCrosse's many parts and pieces. When something breaks, we're ready. Select a service or repair below to learn more about what we can do for your 2015 Buick LaCrosse.

We’re Trained to Care for Buick LaCrosse Engines

Buick LaCrosse engines are known for their reliability. You may have even been thinking about that when you bought it. However, the wear-proof engine has yet to be invented! Sometimes plans go sideways. If they do, you’ll have to find a dependable 2015 Buick service center — quick! That’s where Firestone Complete Auto Care comes in. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Buick LaCrosse 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 2015 Buick LaCrosse

An illuminated check engine light on your Buick LaCrosse is one of the first signs it's time to 'brake' for engine service. A steady or flashing check engine light could signal a serious issue with your combustion, Potential causes may include a faulty oxygen sensor, worn spark plug, issues with your catalytic converter, or an engine vacuum leak, to name a few possible causes. Bring your LaCrosse to Firestone Complete Auto Care to get computerized diagnostics and our expert techs will get the root of the problem. Other signs your Buick LaCrosse engine needs some TLC are burning smells, or misfiring.

2015 LaCrosse Engine Services

If your 2015 LaCrosse 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. 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. By choosing Firestone Complete Auto Care for LaCrosse engine repairs and you can feel confident knowing that we use Buick-approved parts and components like the cambelt, motor oil seal, ignition coil, or a different component.

Engine Q&A 2015 Buick LaCrosse

Why does the check engine light in my LaCrosse turn on when I start my car? Generally, your check engine light turning on upon ignition is not a bad thing. It’s just your LaCrosse firing up its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Buick engine sound different? Strange under-the-hood noises can point to problems within your Buick LaCrosse engine. Tapping or knocking could mean you need an oil change. A high-pitched whistle could signal an intake leak or misaligned belt. 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 my Buick LaCrosse engine? Certain driving habits can damage your engine and should be avoided. These habits include 'running on fumes,' revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Protect your engine’s performance and efficiency by distancing yourself from these habits.
Is it okay to put water in my Buick LaCrosse radiator? An emergency is the only time you should consider putting water in your radiator. Outside of that, it’s recommended you use a pre-mixed coolant or a 50/50 blend of water and coolant. However, if you need to continue driving your LaCrosse when you’re out of coolant, having water in the coolant reservoir is better than nothing.
What can cause a LaCrosse engine to suddenly stop? There are different reasons your LaCrosse 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 repairs Buick LaCrosse engines? Your local Firestone Complete Auto Care fixes Buick LaCrosse engines. Book an appointment today! We have thousands of locations across the country.