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Lexus · Full-Size SUV · 2010–2023

Lexus GX J150

Weaknesses, engine ratings and buying advice

★★★★★
3.0 / 5.0 · Based on 1 engine variants

Generations

Engine Overview

The Lexus GX J150 is available with one engine variant at 305 hp.

GX 460 · Petrol· 301 PS
2010 2023
Be Careful 4 weaknesses
Show all weaknesses →

The Lexus GX 460 (Petrol, 301 PS) has the 1UR-FE (4.6L V8) — rated: "Be Careful", 4 known weaknesses.

Vehicle Weaknesses

WeaknessCost
✖KDSS Actuator and Accumulator Leak

Corrosion on the KDSS accumulator below the driver seat causes pressure loss. Repair extremely expensive as lines and accumulator often need joint replacement.

Symptoms: KDSS warning light after 5 minutes of driving, clunking over small bumps, vehicle leans approximately 1.5 inches, reduced cornering stability
from 150,000 km
Ad KDSS accumulator housing 48006-60031 GX460KDSS cylinder sub-assembly 48007-60032 GX460KDSS protector cover 48826-60040
 High
!Lower Ball Joint and Control Arm Wear

Lower control arm bushings become dry-rotted, ball joints lose grease. Steering shake at ~55 mph and uneven tire wear.

Symptoms: Steering shake around 55 mph, uneven tire wear, play when rocking wheel
from 160,000 km
Ad lower control arm GX460 OEMlower ball joint GX460 43330
 High
NHTSA Owner Complaints
Above Average
17 complaints · 2010–2023
Brakes
8 ⚠ 1
Other
2
Collision Avoidance
2 ⚠ 2
Electrical
2 ⚠ 1
Visibility
1

Top Reported Issues

⚠ Brakes (8 complaints)
⚠ Other (2 complaints)
⚠ Collision Avoidance (2 complaints)
Source: NHTSA (nhtsa.gov) · 2026-04

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Known Problems and Issues

A total of 15 weaknesses have been documented for the Lexus GX J150 (2010–2023) — 4 engine-related and 11 vehicle-related. Typical issues affect Suspension, Cooling, Gearbox, Rust.

GX (1UR-FE, 2010–2023) — Be Careful: Coolant Valley Plate Gasket Leak, Secondary Air Injection Pump Failure (Service Campaign JLG), Water Pump Failure. Power: 301 PS.

What to watch out for with the Lexus GX? See the detailed listing of all engine and vehicle weaknesses in the sections above.

Frequently Asked Questions

What problems and weaknesses does the Lexus GX J150 have? +
The Lexus GX J150 has 4 known engine weaknesses and 11 vehicle weaknesses.
What should I look for when buying a used Lexus GX J150? +
faq.watch_a_none
Which engine is recommended? +
Be careful: 1UR-FE (4.6L V8). No engine is rated 'Good Choice'. The most fun to drive is the 1UR-FE (4.6L V8).
Which Lexus GX J150 engine is the most fun? +
The {code} ({displacement}) offers the most driving fun in the Lexus GX J150 — rated: "Fun to Drive!". {description} The GX 460 shares its platform with the Land Cruiser Prado and ran for 13 model years with minimal changes. The 4.6L V8 is one of Toyota's most reliable engines — 300,000+ miles is routine. Valley plate coolant leak around 75,000 miles is the main expense ($1,500). Air suspension on equipped models will eventually fail. Frame rust in salt states is the real risk. The interior was outdated by 2015. None of that matters to GX buyers who tow, off-road, and put 200k trouble-free miles on the clock.
Is the Lexus GX J150 worth buying used? +
The Lexus GX J150 requires careful consideration — choosing the right engine variant is crucial.
What horsepower variants are available for the Lexus GX J150? +
The Lexus GX J150 is available with engine variants from 305 to 305 hp. Petrol: 1UR-FE (4.6L V8).

Last updated: February 2026 · All information without guarantee