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2015 Lexus GX Problems, Reliability & Owner's Guide

Common problems with the 2015 Lexus GX, reliability ratings, maintenance tips, and owner reviews. Get your complete owner's guide.

Overview

The 2015 Lexus GX is a midsize luxury SUV built on a rugged body-on-frame platform, making it a rare blend of premium comfort and true off-road capability. It’s ideal for families and outdoor-minded drivers who want a refined daily driver that can also tow, handle rough roads, and last for the long haul. The 2015 model is part of the second-generation GX (GX 460), which received a major refresh for 2014, so 2015 benefits from updated styling and features without being a first-year redesign. In the market, it competes with other luxury SUVs but stands out for durability, towing strength, and its old-school 4WD hardware.

Key Features

- 4.6L V8 POWER (GX 460): The 2015 GX comes with a 4.6-liter V8 (1UR-FE) producing around 301 horsepower and 329 lb-ft of torque, paired with a 6-speed automatic transmission for smooth, confident acceleration. - FULL-TIME 4WD WITH LOW RANGE: A hallmark of the GX is full-time four-wheel drive with a two-speed transfer case and low-range gearing, giving it capability that many crossover-based rivals can’t match. - STRONG TOWING AND HAULING: Properly equipped, the 2015 Lexus GX can tow up to about 6,500 pounds, making it a solid choice for small boats, campers, and utility trailers. - AVAILABLE OFF-ROAD TECH: Many GX models offer features like Crawl Control and Multi-Terrain Select, plus optional air suspension and adjustable ride height on some trims/packages. - PREMIUM, PRACTICAL CABIN: Available third-row seating provides extra flexibility, and the GX is known for a quiet ride, durable interior materials, and long-distance comfort.

Common Issues & Reliability

Shoppers researching 2015 Lexus GX reliability will generally find it rated above average for long-term durability, but no vehicle is perfect. Here are 2015 Lexus GX problems and common issues owners most often report: 1) SECONDARY AIR INJECTION SYSTEM FAULTS (CHECK ENGINE LIGHT)

Frequently Asked Questions

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