What year GX470 to avoid?

The GX470’s generation spans 2003 through 2009, and there isn’t a single year everyone agrees to dodge. If you’re choosing a used GX470, most buyers prefer avoiding the first-year model (2003) due to it being the initial rollout of the generation, and then focusing on a well-documented example from 2004–2009 with solid maintenance history.

GX470 at a glance: timeline and what changed

The Lexus GX470 is a midsize SUV with a rugged heritage, powered by a 4.7-liter V8 and available with part-time or full-time four-wheel drive. Over its 2003–2009 run, refinements focused on reliability, interior electronics, and drivetrain durability. This article focuses on practical shopping guidance rather than a purely technical history, helping shoppers weigh year-based signals against an individual vehicle’s condition.

Year-by-year considerations

The following snapshot reflects common perceptions among used-car shoppers and emphasizes the importance of a complete service history and thorough inspection rather than relying on year alone.

• 2003 — First year of the GX470 generation; often viewed as the most likely to present early-production quirks and incomplete documentation. If you can safely skip this year, you may reduce unknowns.


• 2004–2006 — Generally solid, well-regarded years if the vehicle has been properly maintained; these years are commonly chosen by buyers seeking a balance of age and reliability.


• 2007–2009 — Later models with incremental improvements and longer production runs; electronics and interior components tend to be more robust, but mileage and maintenance history remain critical.

In practice, the best advice is to judge each individual GX470 on its maintenance records, service history, and current condition rather than rely solely on model year. A well-kept 2003 with thorough repairs can beat a high-mileage 2007 with gaps in service.

Pre-purchase checks: what to verify

Before purchasing, a careful inspection and review of the vehicle’s records can reveal the true condition and help you avoid costly surprises. The following checks cover the most common trouble spots for aging GX470s.

• Service history and maintenance records: confirm regular transmission service, coolant system work, timing chain alignment (if applicable), and transfer-case maintenance for 4WD models.


• Drivetrain performance: test for smooth shifting, absence of slipping, and quiet operation in all drive modes; listen for unusual noises during acceleration or deceleration.


• Frame and underbody condition: inspect for rust and structural damage, particularly if the vehicle has lived in regions with road salt or high humidity.


• Suspension and steering: check for worn control arms, ball joints, bushings, and steering components; look for uneven tire wear that may indicate alignment or suspension issues.


• Electrical systems and interior: verify HVAC performance, power features, gauge cluster stability, and that warning lights are clear after a test start; ensure cameras, sensors, and infotainment operate correctly.

Doing these checks helps separate genuinely solid examples from those that may incur expensive repairs later, which is especially important for an aging SUV like the GX470.

Summary

The GX470 is known for durability and capable off-road performance, but its aging status means maintenance history matters most. While 2003 is commonly viewed as the least desirable due to it being the first year of the generation, a well-maintained 2003 can still be a good buy. If possible, target a documented 2004–2009 model with comprehensive service records, and always pair year considerations with diligent inspections and a reputable mechanic’s evaluation.

Final note: making the right choice

In the end, the best GX470 purchase hinges on documentation, condition, and verified service history rather than year alone. A thorough pre-purchase inspection and a review of the vehicle’s maintenance invoices will usually yield a more reliable and cost-effective choice than chasing a specific model-year badge.

How many miles can a Lexus GX 470 last?

A Lexus GX 470 can last well over 200,000 miles, with many owners reporting longevity of 250,000 to 300,000 miles or more, thanks to its durable 4.7L V8 engine and robust drivetrain. Longevity depends heavily on consistent maintenance, including regular oil changes, and addressing potential issues like the timing belt and water pump replacement. 
Factors contributing to longevity

• Reliable powertrain: The 4.7L 2UZ-FE V8 engine is known for its durability and can last hundreds of thousands of miles with proper care. 
• Robust chassis: The full-time four-wheel-drive system and transfer case are built to be durable. 
• Proactive maintenance: Following the manufacturer's maintenance schedule is crucial, especially for critical components. This includes replacing the timing belt, water pump, and performing regular fluid checks and changes for the transmission and differentials. 
• Addressing common issues: While reliable, some parts have known failure points that can be addressed as they arise. The air suspension is a common item that may need replacement around 200,000 miles, and checking for rust is important, especially in certain climates. 

What to consider when buying a high-mileage model

• Maintenance history: A vehicle with a well-documented history of maintenance is a much safer bet than one with a spotty record, regardless of mileage. 
• Condition over mileage: A well-maintained GX with 250,000 miles might be in better condition than a poorly maintained one with only 150,000 miles. 
• Common wear and tear: Be prepared for the possibility of replacing air suspension components, CV joints, or frame bushings, which are common on older, high-mileage SUVs. 

What is the best year of the Lexus LX 470?

The best year for the LX 470 is subjective and depends on your priorities, but late models from 2006-2007 are often recommended for their improved VVTi engine and 5-speed transmission, while earlier models like 2000-2002 are praised for having fewer complex electronic systems. For many, the 2004 model represents a great balance of features and reliability, earning J.D. Power's initial quality award. 
This video provides a detailed overview of the Lexus LX 470, including its features and capabilities: 1mBern on CarsYouTube · May 19, 2024
Late models (2006-2007)

• Pros:
  • Added Variable Valve Timing (VVTi) in 2006, increasing horsepower to 275. 
  • Paired with a 5-speed automatic transmission. 
  • Considered a refined version with the latest available features. 
• Cons:
  • Have more complex electronics than earlier models, which can be a potential point of failure. 

Mid-range models (2003-2005) 

• Pros:
  • 2004 model: was recognized for initial quality by J.D. Power. 
  • Features the same 5-speed transmission as the later models. 
• Cons:
  • Lack the VVTi engine and the extra horsepower of the 2006-2007 models. 

Early models (1998-2002)

• Pros:
  • Simpler electronics, as they lack some of the features found in later models, leading to potentially easier and cheaper repairs. 
  • Earned awards for initial quality and value retention, particularly the 1998-2000 models from Kelley Blue Book. 
• Cons:
  • Have a 4-speed automatic transmission and a less powerful engine. 
  • Older models will show more signs of wear and tear. 

You can watch this video to see a 2000 model of the Lexus LX470 in action and learn about the owner's experience with it: 1mWhere to Next OverlandYouTube · Jan 15, 2023

Is the 04 GX 470 reliable?

The 2004 Lexus GX 470 is widely considered a very reliable SUV, earning high scores from consumers for its durability and longevity. While extremely dependable overall, common issues to be aware of include potential problems with the sunroof, air suspension, and a possible "clunk" noise from the rear when braking.
 
This video reviews the reliability of the Lexus GX470: 1mCar WizardYouTube · May 21, 2024
Positive aspects

• High reliability rating: The 2004 GX 470 is praised for its exceptional reliability, with many owners reporting it can reach high mileage without major issues. Some owners have seen their vehicles reach over 400,000 miles. 
• Durable build: It is built on a truck chassis, which contributes to its sturdy feel and longevity, often feeling newer than its mileage suggests due to the quality of the build and interior. 
• High owner satisfaction: Many reviews highlight that the 2004 GX 470 is a great purchase and that the reliability is one of its strongest selling points. 

Common issues to check for

• Sunroof: The sunroof may jam or fail to close correctly. 
• Rear clunk: A "clunk" noise from the rear of the vehicle when stopping can occur, sometimes requiring the transmission to be greased. 
• Air suspension: The original air suspension system can be an issue, and sensors for the rear air leveling may fail over time. Many owners replace the air suspension with traditional springs. 
• Radio: Problems with the original radio may necessitate replacement. 
• Other potential issues:
  • Check Engine Light: Be aware of potential codes related to the evaporative emissions system (P0440, P0441, P0442, or P0446). 
  • Airbag/Seat codes: Warning lights can be triggered by a seat position fault code (B1153) or airbag codes (B0111 and/or B0116). 
  • Leather: The original leather interior material can deteriorate over time. 
  • Outdated technology: The original navigation system is outdated, and replacing it can be complex. 

This video discusses the problems to look for when buying a Lexus GX470: 44sRob DrivesYouTube · Feb 11, 2021

What is the most reliable year for the Lexus GX?

The most reliable Lexus GX years are generally considered to be 2021 and 2022, with the 2021 model being called the "pinnacle" of the previous generation due to being late enough in the production cycle to have most issues resolved. The entire 2010-2023 GX 460 generation is known for its long-term reliability, thanks to its tried-and-true V8 engine and solid construction. 
This video discusses the reliability of the Lexus GX 460 across its model years: 59sThe Long Last ExpertYouTube · Nov 7, 2024
Most reliable years to consider

• 2021: Often cited as the best year of the last generation, as it's considered late enough in the model cycle for most bugs to have been worked out. 
• 2022: Also received top marks for reliability, according to sources like Top Speed. 
• 2010-2023 GX 460 generation: This entire generation is highly reliable, with the V8 engine and 6-speed automatic transmission being known for their longevity. The 2010 model year was an early target for a software update regarding the Vehicle Stability Control (VSC), but other years are very dependable. 

Potential issues to watch for

• Oil leaks: Some oil leaks can occur, especially on 2016 and 2017 models. 
• Rust: Models driven in regions with heavy road salt may be prone to rust, particularly on older versions. 
• Timing belt: The 4.7L V8 in the earlier GX 470 models requires a timing belt replacement every 100,000 miles, which is a potential maintenance cost to consider. 

Overall reliability

• The Lexus GX is consistently ranked as one of the most reliable luxury SUVs due to its sturdy body-on-frame construction and Toyota engineering. 
• With proper maintenance, a GX can last for over 300,000 miles. 
• The long-running GX 460 (2010-2023) is a good choice for long-term ownership due to its simplified and robust technology compared to newer, more complex vehicles.