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Is the Lexus GS 300 2JZ reliable?


The Lexus GS 300, particularly the models equipped with the legendary 2JZ engine, has garnered a reputation for reliability and performance. As an experienced auto service provider, I’ve worked on countless vehicles, including the Lexus GS 300, and I can confidently say that this car is a solid choice for those seeking a dependable luxury sedan. Let’s dive into the details of what makes the Lexus GS 300 with the 2JZ engine so reliable.


What is the 2JZ Engine?


The 2JZ engine, produced by Toyota, is a 3.0-liter inline-six engine that has become iconic in the automotive world. It is most famously associated with the Toyota Supra, but it also powers the Lexus GS 300. Known for its robust construction and ability to handle high levels of stress, the 2JZ engine is a favorite among car enthusiasts and tuners alike.


Reasons Why the Lexus GS 300 2JZ is Reliable


There are several reasons why the Lexus GS 300 with the 2JZ engine is considered reliable. Here are the key factors:



  • Durable Engine Design: The 2JZ engine is built with a cast-iron block, which is more durable than aluminum blocks found in many modern engines. This makes it resistant to wear and capable of handling high mileage.

  • Proven Track Record: The 2JZ engine has been in production since the early 1990s and has a long history of reliability. Many owners report their engines lasting well over 200,000 miles with proper maintenance.

  • Low Maintenance Costs: While the Lexus GS 300 is a luxury vehicle, its maintenance costs are relatively low compared to other luxury brands. The 2JZ engine is straightforward to work on, and parts are widely available.

  • Excellent Build Quality: Lexus, as Toyota’s luxury division, is known for its meticulous attention to detail and high-quality manufacturing standards. This extends to the GS 300, ensuring a reliable and long-lasting vehicle.


Common Maintenance Tips for the Lexus GS 300


To ensure the longevity and reliability of your Lexus GS 300, regular maintenance is key. Here are some tips to keep your car running smoothly:



  • Regular Oil Changes: Use high-quality oil and change it at the recommended intervals to keep the engine well-lubricated.

  • Timing Belt Replacement: The 2JZ engine uses a timing belt, which should be replaced every 90,000 to 100,000 miles to avoid potential engine damage.

  • Cooling System Maintenance: Ensure the radiator and cooling system are in good condition to prevent overheating, which can damage the engine.

  • Inspect Suspension Components: The GS 300 is a luxury sedan, and its suspension system should be checked regularly for wear and tear to maintain a smooth ride.


Conclusion


The Lexus GS 300 with the 2JZ engine is a reliable and well-built vehicle that offers a great balance of luxury, performance, and dependability. With proper maintenance, this car can provide years of trouble-free driving. Whether you’re a car enthusiast or simply looking for a reliable daily driver, the Lexus GS 300 is a fantastic choice.


Frequently Asked Questions

How long do GS300 engines last?


300,000 miles
A properly maintained GS300 can easily go over 300,000 miles and about the only thing you should consider replacing on the engine if you have not already done is would be the water pump and timing belt and also if you have not done so already consider replacing the coolant hoses .



Can a Lexus last 500000 miles?


Should you purchase them? Since the Lexus LX can last up to 500,000 miles, it's safe to invest in one with more than 100,000 miles on the odometer. However, we do recommend being cautious and taking it for a test drive or to a mechanic beforehand to avoid any surprises during your time as an owner.



How much is maintenance on a Lexus GS300?


The annual maintenance cost of a Lexus GS300 is $434.



How long do Lexus GS engines last?


A properly maintained GS300 can easily go over 300,000 miles and about the only thing you should consider replacing on the engine if you have not already done is would be the water pump and timing belt and also if you have not done so already consider replacing the coolant hoses .



Is Lexus GS300 reliable?


most reliable car engine you can have
The GS300 has the glorified 2JZ inline 6 cylinder engine. It will last you as long as you want if you are smart. Currently driving one with over 310,000 miles and commonly run into 2JZ owners with even more and still going strong.



What is the most reliable Lexus GS?


The 2013 Lexus GS is certainly one of the most reliable and often considered the best year Lexus GS when it comes to interior comfort for those long Johns Creek drives.



Why is the 2JZ so good?


It's All About the Block
Like the RB26DETT, the 2JZ's inline configuration lends itself to a design that's naturally balanced. Unlike V-type engines, half of the block's rotating assembly doesn't get tossed around in opposite directions from one another.



Which Lexus GS300 has a 2JZ?


Lexus GS 300
Aristos came with a turbocharged version of the 2JZ engine that boosted output to 276 horsepower. The GS was discontinued in the U.S. market following the 2020 model year. The rear-wheel-drive (RWD) sedan was sold alongside the Lexus ES, which is a similarly sized sedan with front-wheel drive.



How many miles can a 2006 Lexus GS300 last?


A Lexus still running pretty good at 218K, provided the oil burn rate isn't more than one quart in 750 miles , I'd guess the engine should be good to 250K if the routine maintenance schedule is maintained. The transmission is probably the bigger big-repair-cost risk, assuming this is an automatic.



Is the Lexus GS300 2JZ reliable?


most reliable car engine you can have
It will last you as long as you want if you are smart. Currently driving one with over 310,000 miles and commonly run into 2JZ owners with even more and still going strong. Rating breakdown (out of 5): Comfort 5.0.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.