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. 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?

Unusual noises can signal a problem with your Buick LaCrosse engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.

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

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

What can cause the engine in my LaCrosse to suddenly stop?

If your LaCrosse 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 repairs Buick LaCrosse engines?

Your local Firestone Complete Auto Care offers Buick LaCrosse engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2007 Buick LaCrosse Engines

Learn about

2007 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

V6/3.8L

2007 Buick LaCrosse Repair

Stuff wears out. 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 2007 Buick LaCrosse.

We Care for 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 wrong on the road. When they do, you might find yourself searching for 2007 Buick LaCrosse engine repair or replacement parts. That's when it's time to head to Firestone Complete Auto Care. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Buick LaCrosse engine will be in good hands. 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.

Check Engine Light on 2007 Buick LaCrosse

As soon as your LaCrosse check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s on or flashing could be a symptom of a serious problem in your fuel injection, Potential causes may include a faulty oxygen sensor, damaged spark plug, a clogged catalytic converter, or a leaking engine vacuum, to name a few potential sources. Bring your LaCrosse to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. Other signs it's time for Buick LaCrosse engine service might include essential fluid leaks, or misfiring.

2007 LaCrosse Engine Services

If your 2007 Buick LaCrosse 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. But if immediate repairs are necessary for your safety, we’ll make sure that's clear, too. We want to provide you with the information you need to make an informed engine repair decision. Choose Firestone Complete Auto Care for Buick LaCrosse engine repairs and you can feel good knowing that we only use Buick-compliant replacement parts such as the serpentine belt, engine oil seal, sensors, or other parts.

2007 Buick LaCrosse Engine Q&A

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. 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? Unusual noises can signal a problem with your Buick LaCrosse engine. Tapping or knocking could mean you're low on oil. Whistling sounds could mean you have 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 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 slamming the gas pedal while the engine is still cold. Steer clear of these habits to help protect engine performance and efficiency.
Is it okay to put water in my Buick LaCrosse radiator? While it’s not recommended, you can use water in your LaCrosse 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.
What can cause the engine in my LaCrosse to suddenly stop? If your LaCrosse 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 repairs Buick LaCrosse engines? Your local Firestone Complete Auto Care offers Buick LaCrosse engine repair. Schedule an appointment today at one of our thousands of locations nationwide!