Used 2023 GMC Yukon XL SUV Trims Comparison

Additionally, a turbocharged 3.0-liter six-cylinder diesel engine (277 hp, 460 lb-ft) is available at extra cost with the SLE and SLT trims and at a discount with the Denali and Denali Unlimited trims. All engines use a 10-speed automatic transmission to power the Yukon XL's rear wheels. Four-wheel drive is optional across the entire model line except on the AT4 and Denali Ultimate, where it comes standard.

SLE
Highlights of the base SLE trim level include:

• 18-inch aluminum wheels
• LED headlights, foglights and taillights
• Automatic high-beam headlights
• Rain-sensing wipers
• Keyless entry and ignition
• Remote engine start
• Eight-person seating configuration (2-3-3)
• Cloth upholstery
• Power-adjustable front seats
• Leather-wrapped steering wheel
• Tri-zone automatic climate control
• 12-inch digital driver information display
• 10.2-inch touchscreen infotainment system
• Wireless Apple CarPlay and wireless Android Auto compatibility
• GMC Connected Services and OnStar compatibility
• Satellite radio
• Six-speaker audio system
• Rear seat reminder (alerts you to check the rear seat before exiting the vehicle)

Additionally, the SLE includes GMC Pro Safety, a package of driver assist and collision avoidance features including:

• Forward collision mitigation (warns you of an impending collision and applies the brakes in certain scenarios)
• Lane departure mitigation (warns you of a lane departure when a turn signal isn't used and can automatically steer to maintain lane position)
• Parking sensors (alert you to obstacles that may not be visible in front of or behind the vehicle when parking)
• Automatic high beams

GMC offers several options for the Yukon XL SLE, including:

• GMC Pro Safety Plus package
• Blind-spot warning with rear cross-traffic warning (alerts you if a vehicle is in your blind spot during a lane change or while in reverse)

• Max Trailering package
• Camera to make hitching a trailer easier
• Trailer brake controller (helps you adjust the brakes on your trailer)
• Heavy-duty engine cooling system (when combined with 3.0-liter diesel engine)
• Two-speed active transfer case (4WD models only)

• Tire pressure monitoring sensors for a trailer
• Nine-passenger seating configuration (3-3-3)

SLT
The popular SLT trim level comes standard with:

• 20-inch aluminum wheels
• Hands-free liftgate
• Heated and ventilated front seats
• Leather upholstery
• Driver's seat memory settings
• Nine-speaker Bose audio system
• Wireless charging pad

GMC Pro Safety Plus package

• Safety alert seat (vibrates the driver's seat to alert the driver to safety-related warnings)

A number of options are available for the SLT. Highlights include:

• SLT Luxury package
• Seven-passenger seating configuration with second-row bucket seats
• Heated outboard second-row seats
• Power-folding second- and third-row seats
• Panoramic sunroof
• Heated, power-folding outside mirrors
• Heated, power-adjustable steering wheel
• Steering wheel and outside mirror memory settings
• Adaptive cruise control
• Rear pedestrian alert system
• Surround-view camera system (gives you a top-down view of the Yukon XL and its surroundings for tight parking situations)

• Rear-seat media system
• Dual 12.6-inch display screens
• Wireless projection via Wi-Fi
• HDMI ports
• Wireless headphones

AT4
The AT4 is the Yukon XL's off-road-oriented trim. It's equipped with standard 4WD and builds on the SLT trim with exclusive features, including:

• Exclusive wheels with all-terrain tires
• Front tow hooks and skid plate
• Heavy-duty air filter

Besides the SLT equipment, the AT4 also adds:                              

• Adaptive suspension dampers
• Two-speed active transfer case
• Hill descent control
• Heated, power-folding outside mirrors
• Driver's seat memory settings
• Heated, power-adjustable steering wheel
• Heated outboard second-row seats
• Power-folding third-row seat
• Three years of GMC Connected Services

Options for the AT4 include:

• Technology package
• Head-up display (displays important information in your sight line onto the windshield)
• Surround-view camera system (gives you a bird's-eye view of the Yukon XL for tight parking situations)
• Rear pedestrian alert system

• Premium Capability with Active Response 4WD package
• Air suspension (can raise or lower the ride height of the vehicle)
• Electronic limited-slip differential

• AT4 Premium package
• Technology package features
• Panoramic sunroof
• Power-retractable side steps

• AT4 Premium Plus package
• AT4 Premium package features
• Max Trailering package features
• Premium Capability with Active Response 4WD package features

• Max Trailering package
• Integrated trailer brake controller
• Hitch guidance with hitch view
• Trailer Side Blind Zone Alert
• Enhanced engine cooling

Denali
The Denali includes all non-exclusive AT4 features, though the two-speed active transfer case is reserved for 4WD models. It also includes:

• Exclusive exterior and interior detailing
• Power-sliding front center console
• Second-row bucket seats
• 14-speaker Bose surround-sound system
• Technology package features

Optional extras for the Denali include:

• Premium Capability with Active Response 4WD package features

• Denali Reserve package
• 22-inch wheels
• Electronic limited-slip differential
• Adaptive air suspension
• Panoramic sunroof
• Power-retractable side steps
• Digital rearview mirror (can display an image from the rearview camera in the mirror)
• Integrated trailer brake controller
• Camera to make hitching a trailer easier
• Trailer blind-spot warning
• Super Cruise semi-automated driving system
• Automated parking system
• Advanced security system

• Advanced Technology package
• Super Cruise semi-automated driving system
• Automated parking system
• Automatic braking while in reverse
• Digital rearview mirror (can display an image from the rearview camera in the mirror)
• Advanced security system

• Max Trailering package
• Tire pressure monitoring sensors for trailer

Denali Ultimate
The new Yukon XL top trim comes with standard 4WD and maxes out style with:

• 22-inch wheels
• Unique exterior trim
• Panoramic sunroof
• Upgraded leather upholstery
• 16-way power-adjustable front seats with massage
• Leather-wrapped steering wheel
• 18-speaker Bose audio system
• Advanced Technology package
• Max Trailering package
• Premium Capability with Active Response 4WD