Why does my QX56’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 a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.

Why does my Infiniti engine sound different?

Unusual noises can signal a problem with your Infiniti QX56 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.

What could damage a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti QX56 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Infiniti QX56 radiator?

It’s not recommended you put water in your QX56 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 could cause my QX56 engine to suddenly stop?

There are different reasons your QX56 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 Infiniti QX56 engines?

Your local Firestone Complete Auto Care offers Infiniti QX56 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!

Reliable Repairs for 2009 Infiniti QX56 Engines

Learn about

2009 Infiniti QX56 Trim Options

Select your Infiniti QX56 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V8/5.6L

2009 Infiniti QX56 Repair

Stuff wears out. Even your Infiniti QX56’s engine parts and components will change. We’re here to help when something stops working. Select a repair or category to learn more about 2009 Infiniti QX56 services.

We’re Trained to Care for Infiniti QX56 Engines

Infiniti QX56 engines are known for their reliability. You probably thought about that when you got it. However, even your trustworthy engine is subject to wear and tear. Sometimes plans go sideways. When they do, you might find yourself searching for 2009 Infiniti QX56 engine repair or replacement parts. Luckily, you won’t have to look far, since Firestone Complete Auto Care has 1,700+ locations across the country. We've serviced millions of vehicles since 1926, and our professional technicians are trained to service Infiniti QX56 engines. 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.

My 2009 Infiniti QX56 Check Engine Light Is On

As soon as your QX56 check engine light turns on, it’s time to get an expert’s opinion. A check engine light that’s flashing or steadily illuminated could point to problems with your fuel injection, Causes may include a faulty oxygen sensor, bad spark plug, a clogged catalytic converter, or an engine vacuum leak, but that's only a few of the possible causes. Bring your QX56 in for an on-board diagnostic check and we’ll figure out why that check engine light is giving you grief. engine pinging noises, essential fluid leaks, or misfiring.

Infiniti QX56 Engine Repair

If your 2009 QX56 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. Choose Firestone Complete Auto Care for Infiniti QX56 engine repairs and you can feel confident knowing that we use Infiniti-approved parts and components like the timing belt, engine oil seal, sensors, or another part.

2009 Infiniti QX56 Engine Q&A

Why does my QX56’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 a sign that your vehicle is testing its circuits. The light should go off shortly. Bring your vehicle in if it doesn't.
Why does my Infiniti engine sound different? Unusual noises can signal a problem with your Infiniti QX56 engine. Knocking or tapping could be a symptom of low oil. Whistling could mean a belt is misaligned or there's an intake leak. Squealing may be caused by a loose fan belt, and grinding might be a sign of brake problems rather than engine issues.
What could damage a Infiniti engine? [ordered-list-1-item-3-1]Are you unknowingly damaging your Infiniti QX56 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. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Infiniti QX56 radiator? It’s not recommended you put water in your QX56 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 could cause my QX56 engine to suddenly stop? There are different reasons your QX56 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 Infiniti QX56 engines? Your local Firestone Complete Auto Care offers Infiniti QX56 engine repair. Schedule an appointment today at one of our thousands of locations nationwide!