Full Description: Engine, 5.3L EcoTec3 V8 with Active Fuel Management, Direct Injection and Variable Valve Timing, includes aluminum block construction (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 N-m] @ 4100 rpm)|Rear axle, 3.08 ratio|Suspension Package, Premium Smooth Ride|Keyless start, push button start|Differential, heavy-duty locking rear|Alternator, 150 amps|Rear wheel drive|Trailering equipment, heavy-duty includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and 2" trailering receiver|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|GVWR, 7300 lbs. (3311 kg) (Standard on 2WD models.)|Suspension, front coil-over-shock with stabilizer bar|Suspension, rear multi-link with coil springs|Steering, power|Powertrain grade braking|Exhaust, aluminized stainless-steel muffler and tailpipe|Tools, mechanical jack and wheel wrench stored in rear quarter trim|Tire carrier, lockable outside spare winch-type mounted under frame at rear|Active aero shutters, front|Headlamps, halogen projector|Fog lamps with chrome surround|Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming, body-color with integrated turn signal indicators and ground illumination.|Windshield style, acoustic laminated glass|Windshield, solar-absorbing|Glass, deep-tinted|Wipers, front rain-sensing, intermittent|Wiper, rear|Liftgate, rear power programmable, hands free|Audio system feature, Bose premium 9-speaker system with subwoofer in center console|Radio, HD|Seats, heated second row, outboard positions|Safety Alert Seat|Console, floor with storage area, cup holders|Cargo net|Floor covering, color-keyed carpeting|Steering column, power tilt and telescopic|Steering wheel, heated, leather-wrapped|Driver Information Center, 4.2" diagonal multi-color|Windows, power all express down, front express up|Universal Home Remote includes garage door opener, programmable|Climate control, tri-zone automatic, with individual climate settings for driver, right-front passenger and rear passengers|Defogger, rear-window electric|Power outlet, 110-volt, 1.1 Amp, 150 Watt|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.|Mirror, inside rearview auto-dimming|Assist handles, 1st row passenger and 2nd row outboard seats|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|Lighting, interior includes courtesy lighting with theater dimming, lighting for front and rear door handles, front and rear passenger footwells and door storage area|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 (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.)|IntelliBeam, automatic high beam on/off|Brakes, Hill Start-Assist|Daytime Running Lamps, with automatic exterior lamp control|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.)|LATCH system (Lower Anchors and Top 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 and Rear Park Assist|Rear Cross Traffic Alert|Forward Collision Alert|Rear Vision Camera|Lane Change Alert with Side Blind Zone Alert|Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain 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|Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)