Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (2024)

If you’re in the market for a used luxury car, the Infiniti G37 is a popular choice.

It’s sleek, stylish, and offers impressive performance.

But before you make a purchase, it’s important to understand the reliability and known issues of this vehicle.

In this deep dive, we’ll explore what you can expect from the Infiniti G37 in terms of reliability and common problems.

Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (1)

First, let’s talk about reliability. The Infiniti G37 has a solid reputation for being a reliable car. According to J.D.

Power, the 2013 Infiniti G37 received a score of 4.5 out of 5 for predicted reliability, which is above average for its class.

However, it’s important to note that reliability can vary depending on the model year and how well the car has been maintained over the years.

So, while the G37 is generally considered a reliable car, it’s still important to do your research and have the car inspected before making a purchase.

Now, let’s dive into some of the known issues with the Infiniti G37. One common problem with this car is the timing chain.

Some G37 models have experienced issues with the timing chain stretching or breaking, which can cause serious engine damage.

Another issue to be aware of is the airbag system.

Some G37 models have been recalled due to faulty airbag sensors, which can prevent the airbags from deploying in the event of a crash.

These are just a few examples of the known issues with the Infiniti G37, but there are others to be aware of as well.

Overview of the Infiniti G37

If you’re in the market for a luxury sports car, the Infiniti G37 is definitely worth considering.

This car was produced from 2008 to 2013 and was available in coupe, sedan, and convertible body styles.

The G37 is known for its powerful V6 engine, responsive handling, and luxurious interior.

Under the hood, the G37 comes with a 3.7-liter V6 engine that produces between 325 and 330 horsepower depending on the year and trim level.

This engine is paired with either a six-speed manual or seven-speed automatic transmission.

The G37 also boasts rear-wheel drive, which provides excellent handling and a sporty feel on the road.

Inside, the G37 is well-appointed with high-quality materials and a sleek, modern design.

Features like leather upholstery, heated front seats, and a Bose sound system come standard on many models.

The G37 also offers a range of advanced safety features like a rearview camera, blind spot monitoring, and lane departure warning.

Overall, the Infiniti G37 is a reliable and enjoyable luxury sports car that offers a lot of value for the price.

While there are some known issues with this model, with proper maintenance and care, you can enjoy many years of driving pleasure in your G37.

Reliability Analysis

Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (2)

When considering the reliability of the Infiniti G37, it is important to analyze its engine performance, transmission quality, and electrical systems.

Engine Performance

The Infiniti G37 is known for its powerful engine, which delivers a smooth and responsive driving experience.

However, some owners have reported issues with the engine, including oil consumption and timing chain problems.

It is important to regularly check the oil levels and have the timing chain inspected to prevent potential engine damage.

Transmission Quality

The G37’s transmission is generally reliable, but some owners have reported issues with the automatic transmission, including rough shifting and slipping gears.

Regular maintenance, including fluid changes, can help prevent transmission problems.

Electrical Systems

The electrical systems in the G37 are generally reliable, but some owners have reported issues with the battery and alternator.

It is important to have the battery and alternator checked regularly to ensure they are functioning properly.

Overall, the Infiniti G37 is a reliable and well-built vehicle.

However, as with any car, regular maintenance and inspections are key to preventing potential issues and ensuring the longevity of the vehicle.

Common Problems and Solutions

Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (3)

If you are considering purchasing an Infiniti G37, it’s important to be aware of some common problems that have been reported by owners.

Here are some of the most frequently reported issues and their solutions:

Steering Issues

Some G37 owners have reported problems with the power steering system.

Symptoms may include difficulty turning the steering wheel, a whining noise when turning, or a loss of power steering altogether.

The cause of these problems can vary, but some possible solutions include:

  • Replacing the power steering pump
  • Flushing the power steering fluid and replacing it with fresh fluid
  • Checking and replacing the power steering belt if it’s worn or damaged

Brake Wear and Tear

Like any car, the G37 will experience wear and tear on its brakes over time.

However, some owners have reported premature wear or other issues with their brakes. Here are a few things to keep in mind:

  • If you notice a squealing or grinding noise when you apply the brakes, it may be time to replace the brake pads.
  • If the brake pedal feels spongy or unresponsive, there may be air in the brake lines.

    Bleeding the brake system can help resolve this issue.

  • If you experience a vibration or pulsation in the brake pedal when braking, it may be due to warped brake rotors.

    Resurfacing or replacing the rotors can help.

Interior Electronics Failures

Some G37 owners have reported problems with the car’s electronic systems, including issues with the navigation system, audio system, and climate control.

Here are a few possible solutions:

  • If the navigation system is malfunctioning, try resetting it by disconnecting the battery for a few minutes.
  • If the audio system is not working properly, check the fuses and wiring connections to make sure everything is secure.
  • If the climate control system is not functioning as it should, it may be due to a faulty sensor or control module.

    A mechanic can diagnose and repair the issue.

By being aware of these common problems and their solutions, you can make an informed decision about whether the Infiniti G37 is the right car for you.

Remember to have any potential purchase inspected by a qualified mechanic before making a final decision.

Maintenance and Upkeep

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Routine Service Intervals

Regular maintenance is essential to keep your Infiniti G37 in top condition.

The manufacturer recommends the following service intervals:

  • Oil and filter change: Every 7,500 miles or 6 months, whichever comes first.
  • Brake fluid replacement: Every 30,000 miles or 24 months, whichever comes first.
  • Air filter replacement: Every 30,000 miles or 24 months, whichever comes first.
  • Spark plug replacement: Every 105,000 miles or 84 months, whichever comes first.
  • Coolant replacement: Every 105,000 miles or 84 months, whichever comes first.

It’s important to follow these intervals to ensure the longevity of your vehicle.

Cost of Ownership

The cost of owning an Infiniti G37 varies depending on several factors, including the age of the vehicle, the condition it’s in, and the area you live in.

On average, you can expect to pay around $700 per year for routine maintenance and repairs.

However, this cost can increase if you need major repairs or if you live in an area with high labor costs.

DIY Maintenance Tips

If you’re handy with tools, you can save money by performing some maintenance tasks yourself. Here are a few tips:

  • Change the oil and filter regularly.

    This is a simple task that can be done in your driveway with a few basic tools.

  • Check the air filter regularly and replace it if it’s dirty. This will help improve fuel efficiency and engine performance.
  • Inspect the brakes regularly and replace the pads if they’re worn. This will help prevent costly damage to the brake rotors.
  • Keep the tires properly inflated and rotated regularly. This will help improve fuel efficiency and extend the life of your tires.

By following these tips, you can save money on maintenance and ensure your Infiniti G37 runs smoothly for years to come.

Owner Satisfaction and Reviews

Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (5)

When it comes to owner satisfaction, the Infiniti G37 has received mixed reviews.

Some owners have reported being extremely satisfied with the car, while others have experienced a number of issues that have left them feeling frustrated.

One area where the G37 has received high marks is in its performance.

Many owners have praised the car’s powerful engine, responsive handling, and overall driving experience.

The G37 is also known for its luxurious interior and comfortable ride, which have earned it a loyal following among luxury car enthusiasts.

However, the G37 has also been plagued by a number of reliability issues over the years.

Some owners have reported problems with the car’s transmission, including slipping gears and rough shifting.

Others have experienced issues with the car’s electrical system, such as faulty sensors and malfunctioning dashboards.

Despite these issues, many G37 owners remain loyal to the brand.

Some have even gone so far as to modify their cars with custom parts and performance upgrades, demonstrating their love for the G37’s unique blend of luxury and performance.

Overall, if you’re considering purchasing an Infiniti G37, it’s important to do your research and weigh the pros and cons carefully.

While the car offers an impressive driving experience and luxurious interior, it’s also important to be aware of the potential reliability issues that may arise over time.

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Infiniti G37: Reliability and Known Issues Explored | The Motor Guy (2024)


Are G37 engines reliable? ›

The INFINITI G37 Reliability Rating is 4.0 out of 5.0, which ranks it 8th out of 31 for luxury midsize cars. The average annual repair cost is $540 which means it has lower than average ownership costs.

What is the life expectancy of INFINITI G37? ›

How reliable is the Infiniti G37 Coupe? iSeeCars analyzed over 300 million vehicles to find out, and to determine how long each model can last. The INFINITI G37 Coupe has an average lifespan of 169,801 miles or about 12 years.

Does INFINITI G37 have transmission problems? ›

If you don't routinely and consistently change your fluids at least every 30,000 miles or so, you may find that your INFINITI G37 transmission will swiftly slip. Check your car's owner's manual for more advice on the specific mileage intervals in which your transmission needs the fluid changed.

Are there any recalls on INFINITI G37? ›


Is maintenance on a G37 expensive? ›

The annual maintenance cost of an INFINITI G37 is $540. Repair and maintenance costs vary depending on age, mileage, location and shop.

Are Infiniti engines reliable? ›

RepairPal ranks the INFINITI brand 16th out of 32 best car brands, with a 3.5 out of five overall reliability rating. INFINITIs visit the shop 0.7 times per year on average, with a 10% chance the repairs are severe.

Do all G37 have the same engine? ›

Models (including the since 2009 G37): G35/G37 - 3.5/3.7 L V6, 306 hp (228 kW) / 328 hp (245 kW), G35/G37 Journey - 3.5/3.7 L V6, 306 hp (228 kW) / 328 hp (245 kW), weight 3,628 lb (1,646 kg) G35x/G37x AWD - 3.5/3.7 L V6, 306 hp (228 kW) / 328 hp (245 kW) 4WD, weight 3,882 lb (1,761 kg)

Which is more reliable G35 or G37? ›

Both the G35 and the G37 are fantastically reliable. There were a few minor niggles with the G35, which Infinity later ironed out when it came to the G37. Some G35 owners have reported excessive oil consumption, timing chain tensioners, and various other minor issues.

How many miles is too many on an INFINITI G37? ›

Most INFINITI models can typically last up to 200,000 miles. The lifespan you can expect from an INFINITI car or SUV depends on: The specific model purchased. Whether or not the vehicle has been kept up to date with its maintenance service schedule.

How long do G37 catalytic converters last? ›

How often do catalytic converters need to be replaced? If the engine is running properly, the catalytic converter should last the life of the vehicle. When it fails, it's commonly caused by too much raw fuel entering the converter, often as a result of a misfiring engine.

How long do VQ37 engines last? ›

"The engine has three timing chains, their service life is about 150,000 miles of mileage (200,000-250,000 km). The valve clearance needs to be adjusted every 60,000 miles of mileage (90,000 km). The Nissan VQ37VHR motor life expectancy is 200,000 miles of mileage (300,000 km) or more."

Are INFINITI g37s reliable cars? ›

I've had an '09 G37x and now a '13 G37xS, and can verify with my other pro mechanics that the G37 is one of the most reliable autos ever produced anywhere by anybody. Even brake rotors last longer than expected! On the negative side the twin exhaust will get a bit laborious to deal with after a bunch of salty winters.

How much does it cost to replace a transmission in an INFINITI? ›

The cost of a new INFINITI transmission could be over $3,500 depending on the car, yet, transmission services such as fluid changes and a transmission fluid flush are greatly less expensive, in some cases costing less than $150.

How long do INFINITI transmissions last? ›

In my opinion, it depends more on the vehicle owner than the brand of the vehicle. I have seen many Infiniti vehicles (I30, I35, T35, G20) with over 300K miles with the same transmission, but a few with less than 100K with a bad transmission.

Does INFINITI cars have transmission problems? ›

Yet, even in reliable brands like INFINITI, transmission issues can arise. Understanding how to diagnose and remedy such problems is essential for any INFINITI owner. This guide will provide a comprehensive look at common signs of transmission failure, how to diagnose the issue, and what repair options are available.

Why does G37 take premium? ›

Premium gasoline brings a whole host of benefits for high-performance engines like the one in your INFINITI automobile. Here are just a few: Engine Health – The use of premium gas minimizes carbon buildup on the cylinders. No Engine Knock – Engine knock is much less of a problem with high-octane fuel.

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