2021 GMC SIERRA 1500 AT4

• 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.)
• Hitch Guidance
• Teen Driver 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
• Rear Seat Reminder

PACKAGE (2)

• 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

MECHANICAL (25)

• Engine, 5.3L EcoTec3 V8 (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring available Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders, depending on demand, to optimize power delivery and efficiency (Not available on TK10743 model.)
• Rear axle, 3.23 ratio
• Pickup bed
• GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.)
• Air filter, heavy-duty
• Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details)
• Hill Descent Control
• Auto-locking rear differential
• Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
• Suspension, Off-Road with 2" factory installed lift and monotube shocks
• 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, Red
• Skid Plates
• 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 (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
• Exhaust, aluminized stainless-steel muffler and tailpipe

EXTERIOR (17)

• Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
• Wheelhouse liners, rear
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front, body-color lower (Front bumper color will be high gloss black.)
• Bumper, rear body-color with corner steps
• CornerStep, rear bumper
• Grille (Body-color surround with high gloss Black mesh and Black chrome inserts. With (PCP) AT4 CarbonPro Edition the grille will have a unique grille surround with Black Chrome finish.)
• Fog lamps, LED
• Taillamps, LED signature taillight with LED stop and reverse light
• Mirror caps, high gloss Black (Deleted with (DQS) outside power adjustable vertical trailering mirrors and mirror caps will be 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 bed activated with switch on center switch bank or key fob
• Tailgate, GMC MultiPro Tailgate with six functional load/access features
• 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, body-color

ENTERTAINMENT (3)

• 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.)

INTERIOR (24)

• Seat adjuster, driver 10-way power including lumbar
• Seat adjuster, passenger 10-way power including lumbar
• Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
• Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
• Floor covering, color-keyed carpeting
• Steering column, manual Tilt-Wheel and telescoping
• Steering wheel, leather-wrapped
• Steering wheel, heated
• 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
• In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
• Compass, located in instrument cluster
• Exterior Temperature Display, located in radio display
• Brake lining wear indicator
• Remote vehicle starter system
• Theft-deterrent system, unauthorized entry
• Steering column, lock control, electrical
• Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
• USB ports, dual, charge-only (2nd row)
• Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
• Air conditioning, dual-zone automatic climate control
• Air vents, rear
• 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.)