EXTERIOR

• Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
• Wheelhouse liners, rear
• Tire, spare 255/80R17SL all-season, blackwall (Included and only available with 20" or 22" wheels and tires.)
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front, body-color lower
• Bumper, rear body-color with corner steps
• CornerStep, rear bumper
• Moldings, window surround, Chrome
• Grille (Signature Denali grille with high gloss Black mesh and Chrome inserts.)
• Fog lamps, LED
• Taillamps, LED signature taillight with LED stop and reverse light
• Mirror caps, chrome
• Glass, deep-tinted
• Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
• LED Cargo Area Lighting located in cargo box activated with switch on center switch bank or key fob
• Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
• Tailgate and bed rail protection caps, top
• Door handles, chrome

MECHANICAL

• Rear axle, 3.23 ratio
• Pickup bed
• GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.)
• Air filter, high-capacity
• Automatic Stop/Start
• Hill Descent Control (Requires 4WD model.)
• Differential, heavy-duty locking rear
• Transfer case, two-speed, electronic Autotrac with push button control
• Suspension, Adaptive Ride Control
• Four wheel drive
• Cooling, external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
• Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
• Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
• Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
• Frame, fully-boxed, hydroformed front section
• Trailer brake controller, integrated
• Recovery hooks, chrome
• Cargo tie downs (12), fixed, rated at 500 lbs per corner
• Steering, Electric Power Steering (EPS) assist, rack-and-pinion
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Capless Fuel Fill
• Exhaust, dual with premium tips
• Exhaust, aluminized stainless-steel muffler and tailpipe

PACKAGE

• Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
• ProGrade Trailering System includes (PZ8) Hitch Guidance with hitch view and (U1D) In-vehicle Trailering App (All features of (ZL6) Pro Grade Trailering are included within SLT / AT4 / Denali however the code of "ZL6" is not utilized for these PEGS and therefore will not be included on any ordering materials or within any systems.)

SAFETY

• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
• Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes 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.)
• 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.)
• Hitch Guidance
• Safety Alert Seat
• Teen Driver mode 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)
• Rear Seat Reminder