Why does the check engine light come on when I start my M45?

It's okay if your check engine light comes on when you first start your vehicle. This is just your M45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why does my Infiniti engine sound different?

Strange under-the-hood noises can point to problems within your Infiniti M45 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.

What could damage my Infiniti M45 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 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.

Can I use water in my Infiniti M45 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 the engine in my M45 to suddenly stop?

If your M45 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 can repair my Infiniti M45 engine?

Your local Firestone Complete Auto Care has you covered with expert M45 engine repair. Schedule an appointment today and see us at one of our thousands of locations.

Reliable Repairs for 2009 Infiniti M45 Engines

Learn about

2009 Infiniti M45 Trim Options

Select your Infiniti M45 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V8/4.5L

2009 Infiniti M45 Repair

Stuff wears out. Even your Infiniti M45’s engine parts and components will change. We’re here to help when something stops working. Select a service or repair below to learn more about what we can do for your 2009 Infiniti M45.

We’re Trained to Care for Infiniti M45 Engines

Infiniti M45 engines are known for their reliability. You probably thought about that when you got it. Even so, pieces and parts can break down over time. Sometimes plans go sideways. If the unexpected strikes, you may search the internet frantically for quick and affordable 2009 Infiniti M45 engine repairs. That’s where Firestone Complete Auto Care comes in. We've serviced more than 500 million vehicles since 1926, and our technicians know Infiniti M45 engines. Schedule an appointment if you're experiencing problems that could require engine repair. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2009 Infiniti M45

An illuminated check engine light on your Infiniti M45 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 car’s ignition, Potential causes may include a faulty oxygen sensor, worn spark plug, a problem with your catalytic converter, or a leak in the engine vacuum, but that's only a few of the possible causes. Stop by your local Firestone Complete Auto Care to get your M45 issues diagnosed and we’ll figure out why that check engine light is giving you grief. Other signs your Infiniti M45 engine needs some TLC are burning smells, or misfiring.

Infiniti M45 Engine Repair

If your 2009 M45 engine needs repairs, our technicians will make sure you understand what’s going on before they start working on your engine. We don't start working until we have your approval. If a repair can wait, we'll let you know. If it's necessary for your safety, we'll make sure you understand that, too. We seek to give you all the info you need to make a smart decision about our services. Turn to Firestone Complete Auto Care for your 2009 M45 engine repairs and you can drive easy knowing that we use Infiniti-approved parts and fluids — cambelt, motor oil seal, fuses, or a different component.

Questions About 2009 Infiniti M45 Engines

Why does the check engine light come on when I start my M45? It's okay if your check engine light comes on when you first start your vehicle. This is just your M45 testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why does my Infiniti engine sound different? Strange under-the-hood noises can point to problems within your Infiniti M45 engine. Tapping or knocking could mean you're low on oil. A high-pitched whistle could signal an intake leak or misaligned belt. Squealing can indicate a loose fan belt, and grinding could be a sign that something is wrong with your brakes — not the engine.
What could damage my Infiniti M45 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 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.
Can I use water in my Infiniti M45 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 the engine in my M45 to suddenly stop? If your M45 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 can repair my Infiniti M45 engine? Your local Firestone Complete Auto Care has you covered with expert M45 engine repair. Schedule an appointment today and see us at one of our thousands of locations.