Full Description: Rear axle, 3.42 ratio (Included and only available with (L3B) 2.7L Turbo engine or (NHT) Max Trailering Package.)|Pickup bed|GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab or Double Cab 4WD model and (L3B) 2.7L Turbo engine. Requires Crew Cab 2WD model and (LM2) Duramax 3.0L Turbo-Diesel I6 engine. Requires Double Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine without (NHT) Max Trailering Package.)|Automatic Stop/Start|Transfer case, single speed, electronic Autotrac with push button control (4WD models only)|Four wheel drive|Alternator, 220 amps (Included and only available with (L3B) 2.7L Turbo engine, (LM2) Duramax 3.0L Turbo-Diesel I6 engine, (VYU) Snow Plow Prep Package or (NHT) Max Trailering Package.)|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|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, single outlet|Exhaust, aluminized stainless-steel muffler and tailpipe|Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare|Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door|Bumper, front chrome lower|Bumper, rear chrome with bumper CornerSteps|CornerStep, rear bumper|Moldings, window surround, Chrome|Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)|Taillamps, LED tail and stop light with incandescent reverse light|Mirror caps, chrome (Requires (DLF) outside heated power adjustable mirrors.)|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.|Tailgate, standard|Tailgate, gate function manual with lift assist|Tailgate and bed rail protection caps, top|Tailgate, locking utilizes same key as ignition and door|Door handles, body-color|Audio system feature, 6-speaker system|Steering wheel audio controls|4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|Seat adjuster, driver 4-way manual|Seat adjuster, passenger 4-way manual|Floor covering, color-keyed carpeting|Steering wheel, leather-wrapped|Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure|Driver Information Center, 4.2" diagonal color display includes driver personalization|Compass, located in instrument cluster|Exterior Temperature Display, located in radio display|Brake lining wear indicator|Air vents, rear|Mirror, inside rearview, manual tilt|Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted|GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)|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.)|Teen Driver mode 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|Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)|Rear seat reminder