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How big is the fuel tank on a Lexus GX 460?

The Lexus GX 460 has a fuel tank capacity of 23.0 gallons or 87 liters. This mid-size luxury SUV is known for its impressive off-road capabilities and comfortable on-road driving experience, and its fuel tank size plays a crucial role in its overall performance and range.


Fuel Tank Capacity Details


The Lexus GX 460 is powered by a 4.6-liter V8 engine that produces 301 horsepower and 329 lb-ft of torque. With a fuel tank capacity of 23.0 gallons, the GX 460 can travel a considerable distance on a single tank of gas, making it a practical choice for both city driving and long-distance road trips.


The fuel tank size of the GX 460 is on the larger side compared to some of its competitors in the mid-size luxury SUV segment. For example, the Acura MDX has a fuel tank capacity of 19.2 gallons, while the BMW X5 has a 21.9-gallon tank. The larger fuel tank of the GX 460 allows for longer driving ranges between fill-ups, which can be particularly useful for those who frequently tow heavy loads or venture off-road.


Fuel Efficiency and Range


The Lexus GX 460 has an EPA-estimated fuel economy of 16 mpg in the city and 19 mpg on the highway. With a full 23.0-gallon tank, the GX 460 can travel an estimated 368 miles in combined city and highway driving before needing to refuel.


Of course, actual fuel efficiency and range will vary depending on driving conditions, driving style, and other factors. Factors such as towing, off-road use, and heavy cargo loads can all impact the GX 460's fuel economy and range. However, the large fuel tank size provides a good buffer to help ensure drivers can reach their destination without frequent stops for refueling.


Conclusion


The Lexus GX 460 has a fuel tank capacity of 23.0 gallons, which is on the larger side for a mid-size luxury SUV. This generous tank size, combined with the vehicle's efficient V8 engine, allows the GX 460 to offer impressive driving range and flexibility, making it a practical choice for a variety of driving needs.

What years to avoid GX 460?


The main Lexus GX 460 years to avoid are 2010–2013 due to potential issues like engine oil leaks (valley plate leak), as well as the 2010 model specifically, which had a temporary sales suspension after a rollover risk was identified during sharp turns. Later models, especially 2016 and 2017, may be more prone to oil leaks as well, though not as critically as the earlier years. 
Years to be cautious about

  • 2010–2013: These early models are more frequently cited for potential problems, such as the valley plate coolant leak, which can be expensive to repair. 
  • 2016 and 2017: These years have been noted by some owners as having a higher likelihood of oil leaks. 

Model years generally considered more reliable 
  • 2014 and later: These models reportedly have a different, less leak-prone head gasket. 
  • 2021 and 2022: These years are specifically highlighted as being very reliable. 

Other potential issues to consider with any model year
  • Secondary Air Injection System: Problems with this system can be costly to repair. 
  • Suspension: Models with the optional AHC (Adjustable Height Control) or KDSS (Kinetic Dynamic Suspension System) can experience issues, though Lexus has issued a TSB (Technical Service Bulletin) to address a leaning issue in some earlier KDSS vehicles. 
  • Rust: In areas where roads are salted, rust can be a concern, especially on models driven in the North. 
  • Maintenance: Regular and consistent fluid changes, especially transmission fluid, are crucial to the longevity of the vehicle. 



How big is a GX 460 gas tank?


23-gallon
A GX 460 model provides a 15/19/16 MPG city/hwy/combined4. Additionally, you're able to reach 60 MPH5 in eight seconds while driving during low-density traffic. Be sure to fill up the 23-gallon fuel tank with premium-grade gas to get optimal quality from this model.



Which is bigger, Lexus GX or Toyota 4Runner?


How big is the Lexus GX 550 compared to the Toyota 4Runner? The Lexus GX 550 is undoubtedly the larger vehicle compared to the Toyota 4Runner, boasting a 197-inch length vs. the 194.9-inch length of the Toyota SUV and offering additional width and height across trim levels.



How many miles can a Lexus GX 460 go on a full tank?


If I'm commuting to work I might only get 250 miles (or less if I fill my tank earlier) but on a highway roadtrip I can hit 350. 2021 - usually around 280.


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.