The GMC Yukon XL V, specifically the 2024 facelift model equipped with the 5.3-liter V8 engine producing 355 horsepower and paired with a 10-speed automatic transmission and four-wheel drive, represents a significant iteration in GMC’s full-size SUV lineup. Introduced as part of the fifth-generation Yukon XL (introduced in 2021), the 2024 refresh brought updated styling, enhanced technology, and continued refinement of the proven powertrain. This particular configuration positions itself as a strong contender in the mainstream segment of the full-size SUV market, offering a balance of capability, space, and comfort for families and those requiring substantial towing capacity.
Technical Specifications
| Brand | GMC |
| Model | Yukon XL V (facelift 2024) |
| Type (Engine) | 5.3 V8 (355 Hp) 4WD Automatic |
| Start of production | 2024 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 8 |
| Doors | 5 |
| Fuel Type | Petrol (Gasoline) |
| Power | 355 Hp |
| Power per litre | 66.6 Hp/l |
| Torque | 519 Nm / 382.79 lb.-ft. |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | L84 |
| Engine displacement | 5328 cm3 / 325.13 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 96 mm / 3.78 in. |
| Piston Stroke | 92 mm / 3.62 in. |
| Number of valves per cylinder | 2 |
| Fuel injection system | Direct injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | OHV, VVT |
| Trunk (boot) space – maximum | 4097 l / 144.68 cu. ft. |
| Permitted trailer load with brakes (12%) | 3719 kg / 8198.99 lbs. |
| Length | 5720 mm / 225.2 in. |
| Width | 2058 mm / 81.02 in. |
| Height | 1934-1943 mm / 76.14 – 76.5 in. |
| Wheelbase | 3407 mm / 134.13 in. |
| Front track | 1737 mm / 68.39 in. |
| Rear (Back) track | 1730 mm / 68.11 in. |
| Ride height (ground clearance) | 195-198 mm / 7.68 – 7.8 in. |
| Minimum turning circle (turning diameter) | 13.2 m / 43.31 ft. |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 10 gears, automatic transmission |
| Front suspension | Independent coil spring, Transverse stabilizer, Air Suspension – Optional |
| Rear suspension | Independent multi-link spring suspension with stabilizer, Air Suspension – Optional |
| Front brakes | Ventilated discs, 343×30.4 mm |
| Rear brakes | Ventilated discs, 345×20 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 275/60 R20; 275/50 R22 |
| Wheel rims size | 20; 22 |
Powertrain & Engine Architecture
At the heart of the Yukon XL V is the GM L84 5.3-liter V8 engine. This engine is a member of GM’s Small Block family, known for its durability and relatively simple design. The L84 utilizes direct fuel injection, a crucial technology for maximizing fuel efficiency and power output. The engine also incorporates Active Fuel Management (cylinder deactivation), which shuts down four cylinders during light-load driving conditions to further improve fuel economy. The overhead valve (OHV) valvetrain, coupled with variable valve timing (VVT), contributes to a broad torque curve. The 10-speed automatic transmission (10L80) is a key component, offering a wide gear ratio spread for optimized acceleration and highway cruising. This transmission is electronically controlled and features a sophisticated shift strategy designed to seamlessly deliver power.
Driving Characteristics
The 5.3L V8 and 10-speed automatic combination in the Yukon XL V delivers a comfortable and capable driving experience. While not as overtly powerful as the available 6.2-liter V8, the 5.3L provides ample torque for everyday driving and towing. The 10-speed transmission helps keep the engine in its optimal power band, resulting in responsive acceleration. The four-wheel drive system provides enhanced traction in various weather conditions. Compared to the 6.2L, the 5.3L offers a more fuel-efficient option, albeit with a noticeable difference in outright performance. The gear ratios are tuned for a balance between acceleration and fuel economy, with lower gears providing strong off-the-line performance and higher gears enabling relaxed highway cruising.
Equipment & Trim Levels
The Yukon XL V with the 5.3L engine typically serves as a mid-range offering within the Yukon XL lineup. Standard equipment generally includes tri-zone automatic climate control, an 8-inch touchscreen infotainment system with Apple CarPlay and Android Auto compatibility, and a suite of safety features such as automatic emergency braking and lane departure warning. Higher trim levels, such as the AT4 and Denali, add premium features like leather upholstery, a larger touchscreen display, advanced driver-assistance systems, and unique exterior styling cues. Optional extras for the 5.3L variant often include a panoramic sunroof, rear-seat entertainment system, and adaptive cruise control.
Chassis & Braking
The Yukon XL V utilizes a fully independent suspension system, contributing to a comfortable ride quality. The front suspension features coil springs and a stabilizer bar, while the rear suspension employs a multi-link setup with a stabilizer bar. Available Air Ride Adaptive Suspension provides adjustable ride height and damping control for enhanced comfort and capability. Braking duties are handled by ventilated disc brakes on all four wheels. The front brakes measure 343×30.4 mm, while the rear brakes are 345×20 mm. An anti-lock braking system (ABS) is standard, ensuring optimal braking performance in various conditions.
Market Reception & Comparison
The GMC Yukon XL V with the 5.3L V8 has generally received positive reviews for its spacious interior, comfortable ride, and strong towing capacity. Critics have noted that the 5.3L engine provides adequate power for most drivers, although some have expressed a preference for the more powerful 6.2L option. Fuel economy is typical for a full-size SUV, with EPA estimates varying depending on driving conditions and equipment. Compared to competitors like the Chevrolet Tahoe/Suburban, Ford Expedition, and Nissan Armada, the Yukon XL V offers a compelling combination of features, space, and capability.
Legacy
The L84 5.3L V8 engine has proven to be a reliable and durable powertrain in numerous GM vehicles. While long-term reliability data for the 2024 Yukon XL V is still emerging, the engine’s established track record suggests it should provide years of dependable service. In the used car market, Yukon XL models equipped with the 5.3L engine are generally well-regarded for their value and practicality. The 10-speed automatic transmission has also proven to be a robust and efficient unit. As the automotive industry shifts towards electrification, the 5.3L V8 represents a bridge between traditional internal combustion engines and the future of automotive propulsion.
