SiriusXM with 360L includes a trial subscription to the Platinum Plan. Experience more channels in the vehicle, a more personalized experience and easier navigation. (IMPORTANT: The SiriusXM trial package is not provided on vehicles that are ordered for Fleet Daily Rental (FDR) use. Trial subscription subject to the SiriusXM Customer Agreement and privacy policy, visit www.siriusxm.com which includes full terms and how to cancel. All fees, content, features, and availability are subject to change. Some features require GM connected vehicle services.)|Audio system feature, 6-speaker system|SiriusXM enjoy a Platinum Plan trial subscription|Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel|Grille (Chrome surround with Chrome insert bars.)|Tire, spare LT275/70R18 all-terrain, blackwall|Tailgate and bed rail protection caps, top|Door handles, chrome|Tailgate, GMC MultiPro Tailgate with six functional load/access features NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details|Wheelhouse liners, rear|Bumper, rear chrome with bumper CornerSteps|Wipers, front rain-sensing|Mirror caps, chrome|Cargo tie downs (12), fixed, rated at 500 lbs per corner|Bumper, front chrome lower|Bed Step, Black integrated on forward portion of bed on driver and passenger side|Wheels, 18 (45.7 cm) machined aluminum wheel with Dark Grey metallic accents|Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)|Tires, LT275/70R18E all-terrain, blackwall|Glass, deep-tinted|Moldings, beltline, chrome|Fog lamps, LED|Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps|Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light|IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)|LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob|CornerStep, rear bumper|Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door|Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps|Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger), lower convex mirrors, turn signal indicators, puddle lamps, (U12) perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31 [84.25mm]) lighting|Seat adjuster, driver 10-way power including lumbar|Keyless Open and Start includes remote keyless entry|Door locks, power|Air conditioning, dual-zone automatic climate control|GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)|Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted|Compass, located in instrument cluster|Cruise control, steering wheel-mounted|Rear Seat Reminder|Air vents, rear|GMC Premium information Display- 13.4 diagonal Multicolor touch screen|Steering column, manual Tilt-Wheel and telescoping (Included and only available with (PCQ) SLE Convenience Package.|Mirror, inside rearview auto-dimming|Windows, power front, drivers express up/down|Window, power front, passenger express up/down|Steering wheel, heated|USB Ports, 2, Charge/Data ports located on instrument panel|Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors|GVWR, 10,850 lbs. (4921 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18, 20 or 22 wheels.)|Four wheel drive|Recovery hooks, front, frame-mounted, Black|Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)|Air filter, heavy-duty|Cooling, external engine oil cooler|Transmission, Allison 10-Speed automatic|Push Button Start|Air filtration monitoring|In-Vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert when (PTT) trailer tire pressure monitor sensors are installed.)|Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW]

• 5200 rpm, 464 lb-ft of torque [629 N-m]