Why does my G35’s check engine light come on when I start it?

Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.

Why is my Infiniti G35 making engine noise?

Unusual noises can signal a problem with your Infiniti G35 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 indicate 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 G35 engine?

Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.

Can I use water in my Infiniti G35 radiator?

It’s not recommended you put water in your G35 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 G35 engine to suddenly stop?

Reasons your G35 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.

Who fixes Infiniti G35 engines?

For Infiniti G35 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.

2003 Infiniti G35 Engine Repair

Learn about

2003 Infiniti G35 Trim Options

Select your Infiniti G35 trim level to learn more about Infiniti-recommended engine repair. Use the following chart to find information.

V6/3.5L

Infiniti G35 Repairs and Services

Nothing stays the same forever. Even your Infiniti G35’s engine parts and components will change. When something breaks, we're ready. Select a repair or category to learn more about 2003 Infiniti G35 services.

We Care for Infiniti G35 Engines

The Infiniti G35 is respected for its 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 2003 Infiniti service center — quick! That’s where Firestone Complete Auto Care comes in. Since 1926, we’ve taken care of 500 million+ cars, so you can rest assured knowing your Infiniti G35 engine will be in good hands. Schedule a courtesy inspection at the first sign of engine trouble. Firestone Complete Auto Care is a top choice for professional engine diagnosis, service, and repair at an affordable price.

Illuminated Check Engine Light on 2003 Infiniti G35

If your G35 check engine light is on, it’s time to get it looked at. A steady or flashing check engine light could signal a serious issue with your or emission control system that won’t go away on its own. 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 G35 to Firestone Complete Auto Care to get computerized diagnostics and we'll determine exactly why your check engine light is on. engine rattling, burning smells, or engine misfiring.

2003 G35 Engine Services

If your 2003 G35 engine needs repairs, our technicians will provide you with a thorough explanation beforehand. We make recommendations, but you make the final decision. If a repair isn’t urgent right now, 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 give you all the details you need to make an informed decision about your engine repairs. Turn to Firestone Complete Auto Care for your 2003 G35 engine repairs and you can feel good knowing that we only use Infiniti-compliant replacement parts such as the cambelt, valve guide seal, fuses, or another part.

2003 Infiniti G35 Engine Q&A

Why does my G35’s check engine light come on when I start it? Generally, your check engine light turning on upon ignition is not a bad thing. This is a sign that your vehicle is testing its circuits. The light should turn off in a bit, but come see us if it doesn't.
Why is my Infiniti G35 making engine noise? Unusual noises can signal a problem with your Infiniti G35 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 indicate 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 G35 engine? Certain driving habits can hurt your engine. These habits include driving on an empty fuel tank, revving the engine while still in Park, or pushing 'the pedal to the metal' before the engine has warmed up. Help sustain your engine’s performance and efficiency by staying miles away from these bad driving practices.
Can I use water in my Infiniti G35 radiator? It’s not recommended you put water in your G35 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 G35 engine to suddenly stop? Reasons your G35 car engine may suddenly stop include engine overheating, electrical troubles, mechanical issues, ignition system problems, faulty sensors, and low fuel.
Who fixes Infiniti G35 engines? For Infiniti G35 engine repair, trust your local Firestone Complete Auto Care. You can make an appointment today at any of our thousands of locations across the U.S.