2021 GMC Yukon XL AT4

Hill Start Assist

Hill Descent Control

StabiliTrak, stability control system with brake assist includes traction control and electronic trailer sway control

Daytime Running Lamps, LED

Airbags, Frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Driver inboard seat-mounted side-impact airbag; Head-curtain airbags for all rows in outboard seating positions (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)

Front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)

Rear Seat Reminder

LATCH system (Lower Anchors and Tethers for CHildren), for child safety seats lower anchors and top tethers located in all second row seating positions, top tethers located in third row seating positions

Front Pedestrian Braking

Hitch Guidance

Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver

MECHANICAL (25)

• Engine, 5.3L EcoTec3 V8 with Dynamic Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm)
• Rear axle, 3.23 ratio
• GVWR, 7700 lbs. (3493 kg) (4WD models only and on 2WD models with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
• Keyless Start, push-button
• Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 equipped with a V8 engine will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start, Engine control stop/start disable button and its content. See dealer for details.)
• Engine control, stop/start system disable button, non-latching (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 equipped with a V8 engine will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start, Engine control stop/start disable button and its content. See dealer for details.)
• Engine air filtration monitor
• Fuel, gasoline, E15
• Air cleaner, high-capacity
• Electronic Precision Shift
• Transfer case, active, 2-speed electronic Autotrac with rotary controls, includes neutral position for dinghy towing
• Battery, 800 cold-cranking amps
• Alternator, 220 amps
• 4-wheel drive
• Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way connector and 2" trailering receiver
• Recovery hooks, Red, horizontal-mounted
• Skid plate, front
• Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil
• Cooling, external engine oil cooler, heavy-duty air-to-oil integral to driver side of radiator
• Suspension, front coil-over-shock with stabilizer bar
• Suspension, rear multi-link with coil springs
• Steering, power
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Exhaust, single system, single-outlet
• Mechanical Jack with tools

EXTERIOR (18)

• Wheels, 20" x 9" (50.8 cm x 22.9 cm) 6-spoke machined aluminum with Carbon Grey Metallic accent
• Tires, 275/60R20SL all-terrain, blackwall
• Tire carrier, lockable outside spare winch-type mounted under frame at rear
• Active Aero Shutters, upper
• Fascia, front high-approach angle
• Headlamps, LED
• Fog lamps, front LED
• Lamps, stop and tail, LED
• Mirrors, outside heated power-adjustable, power-folding driver-side auto-dimming, integrated turn signal indicators and puddle lighting
• Mirror caps, body-color
• Glass, acoustic, laminated windshield
• Glass, windshield shade band
• Glass, deep-tinted
• Glass, driver and front passenger laminated front door window
• Wipers, front intermittent, Rainsense
• Wiper, rear intermittent
• Liftgate, rear power programmable hands-free with GMC logo projection
• Door handles, body-color

ENTERTAINMENT (2)

• Audio system feature, Bose 9-speaker stereo
• HD Radio

INTERIOR (25)

• Memory settings recalls 2 "driver" presets for power driver seat, outside rearview mirrors and power and tilt and telescopic steering column
• Seats, heated second row, outboard positions
• Seat adjusters, 12-way power includes 8-way power driver and front passenger seats with 4-way power lumbar
• Console, floor with storage area, cup holders
• Floor covering, color-keyed carpeting
• Sill plates, bright, front and rear doors (AT4-specific with logo.)
• Steering column, power tilt and telescopic
• Steering wheel, leather-wrapped
• Steering wheel, heated, automatic
• Driver Information Center, enhanced, 8" diagonal multi-color digital display includes analog speedometer and tachometer gauges
• Following Distance Indicator
• Remote Start
• Universal Home Remote includes garage door opener, programmable
• Wireless charging (Standard on vehicles built before 7-12-2021. Vehicles built on or after 7-12-2021, will have (00C) Not Equipped with Wireless Charging which removes Wireless Charging and its content. See dealer for details. The system wirelessly charges one compatible mobile device. Some phones have built-in wireless charging technology and others require a special adaptor/back cover. To check for phone or other device compatibility, see my.gmc.com/learnAbout/wireless-charging or consult your carrier.)
• USB charging-only ports, 4, (2) located on rear of center console and (2) in 3rd row
• Defogger, rear-window electric
• Theft-deterrent system, electrical, unauthorized entry
• Power outlets, 2, 120-volt located on the rear of the center console and rear cargo area
• Power outlet, front auxiliary, 12-volt, located in the center stack of instrument panel
• Mirror, inside rearview auto-dimming
• Visors, driver and front passenger illuminated vanity mirrors
• Assist handles, overhead, driver and front passenger, located in headliner
• Assist handles, front passenger A-pillar and second row outboard B-pillar
• Lighting, interior with dome light driver- and passenger-side door switch with delayed entry feature, cargo lights, door handle or Remote Keyless Entry-activated illuminated entry and map lights in front and second seat positions
• GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)