GMC 4G LTE and available built-in Wi-Fi hotspot offers a fast and reliable Internet connection for up to 7 devices; includes data trial for 1 month or 3GB (whichever comes first); EFFECTIVE WITH RETAIL SALES STARTING 5/1/2018. (Available Wi-Fi requires compatible mobile device, active OnStar service and data plan. Data plans provided by AT&T. Visit onstar.com for details and system limitations.)|Active Noise Cancellation|Audio system feature, CD player (Replaced by (U42) rear seat entertainment system when (U42) is ordered. Deleted when (PEC) Denali Ultimate Package is ordered.)|Audio system feature, Bose Centerpoint Surround Sound premium 10-speaker system|Radio, HD|Wireless charging (Not compatible with all phones. Compliant batteries include QI and PMA technologies. Reference Mobile devices manual to confirm what type of battery it uses.)|Windshield, solar-absorbing|Fog lamps with chrome surround|Windshield style, acoustic laminated glass|Active aero shutters, front|Tire carrier, lockable outside spare winch-type mounted under frame at rear|Moldings, bright bodyside|Wipers, front rain-sensing, intermittent|Headlamps, IntelliBeam, automatic high beam on/off|Wiper, rear|Assist steps, Black with chrome strip (Deleted when (BRS) power-retractable assist steps are ordered.)|Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming, body-color with integrated turn signal indicators and ground illumination.|Luggage rack side rails, roof-mounted, Black (Includes bright accent.)|Tires, P275/55R20 all-season, blackwall|Wheel, full-size spare 17 (43.2 cm) steel|Tire, spare P265/70R17 all-season, blackwall|Glass, deep-tinted|Headlamps, projector beam, high intensity discharge|Liftgate, power, hands free|Wheels, 20 x 9 (50.8 cm x 22.9 cm) ultra bright machined aluminum|Seats, third row 60/40 split-bench, power fold|Remote vehicle start includes extended range Remote Keyless Entry|Seats, front bucket with Perforated leather-appointed heated and ventilated seat cushions, 12-way power driver and passenger seat includes 6-way power cushions, driver seat 2-position memory, 4-way power lumbar control and power recline|Lighting, interior includes courtesy lighting with theater dimming, lighting for front and rear door handles, front and rear passenger footwells and door storage area|Floor covering, color-keyed carpeting|Defogger, rear-window electric|Head-Up Display Includes digital multi-function readouts|Windows, power all express down, front express up|Passive Entry System includes (AQQ) Remote Keyless Entry|Seats, second row bucket, power release|Seats, heated second row, outboard positions|Steering wheel controls, mounted audio controls and cruise controls Driver Information Center controls|Safety Alert Seat|GMC Connected Access with 10 years of standard connectivity which enables services such as, Vehicle Diagnostics, Dealer Maintenance Notification, GMC Smart Driver, Marketplace and more; EFFECTIVE WITH SALES STARTING 5/1/2018. (Included and only available with (UE1) OnStar. Limitations apply. Not transferable. Standard connectivity available to original purchaser for ten years from the date of initial vehicle purchase for model year 2018 or newer GMC vehicles. See onstar.com for details and further plan limitations. Connected Access does not include emergency or security services. Availability and additional services enabled by Connected Access are subject to change.)|Steering column, power tilt and telescopic|Power outlet, 110-volt, 1.1 Amp, 150 Watt|Console, floor with storage area, cup holders|Cruise control, electronic with set and resume speed (Not included when (Y66) Adaptive Cruise Control is ordered.)|Seats, heated and ventilated driver and front passenger perforated leather-appointed|Display, driver, 8 diagonal customizable driver display|Power outlets, 5 auxiliary, 12-volt includes outlets in the instrument panel, console, back of the console, 1 in 3rd row and 1 in the cargo area.|Universal Home Remote includes garage door opener, programmable|Steering wheel, heated, leather-wrapped|Door locks, power programmable with lockout protection|Theft-deterrent system, electrical, unauthorized entry|Pedals, power-adjustable for accelerator and brake|Cargo net|Floor mats, color-keyed carpeted first and second row, removable|Assist handles, 1st row passenger and 2nd row outboard seats|Climate control, tri-zone automatic, with individual climate settings for driver, right-front passenger and rear passengers|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|OnStar and GMC connected services capable; EFFECTIVE WITH RETAIL SALES STARTING 5/1/2018. (Visit onstar.com for coverage map, details and system limitations. Services vary by model.)|Mirror, inside rearview auto-dimming|Air cleaner, high-capacity|Trailer brake controller, integrated|Tools, mechanical jack and wheel wrench stored in rear quarter trim|Suspension, rear multi-link with coil springs|Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil|Transmission, 10-speed automatic electronically controlled with overdrive, tow/haul mode and tap up/tap down shifting|Differential, heavy-duty locking rear|Steering, power|Cooling, external engine oil cooler, heavy-duty air-to-oil integral to driver side of radiator|Suspension Package, Magnetic Ride Control|Suspension, front coil-over-shock with stabilizer bar|Engine, 6.2L EcoTec3 V8 with Active Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (420 hp [313 kW]

• 5600 rpm, 460 lb-ft of torque [624 N-m]