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New 2026 GMC Sierra 2500 AT4 Crew Cab

Stock #Q62843

Window Sticker

Vehicle Notes

Experience the power and capability of the 2026 GMC Sierra 2500HD AT4 Crew Cab in Sterling Metallic, designed for demanding work and confident driving…
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Chassis Details

Stock Number

Q62843

Stock Type

New

Year

2026

Make

GMC

Model

Sierra 2500

Class

GVWR

11,350

Drivetrain

4WD

Cab Type

Crew

Vehicle Trim

AT4

Interior Color

Jet Black with Kalahari accents, Perforated Front Leather seat trim

Seating Capacity

Exterior Color Description

Sterling Metallic

Engine Cylinder Count

Engine

6.6L Duramax Turbo-Diesel V8 engine

Transmission Type

Automatic

Fuel Type

Diesel

Engine Model

L5P

Engine Size (L)

6.6

Horsepower

470

Vehicle Options

Hill Descent Control
Four wheel drive
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
Door locks, power
Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Wheels, 20" (50.8 cm) High Gloss black aluminum wheels 8 spokes (STD)
Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
Seats, ventilated driver and front passenger
Steering wheel audio controls
Steering column, manual Tilt-Wheel and telescoping
Rear Seat Belt Indicator
Steering wheel, heated
Theft-deterrent system, unauthorized entry
Air filtration monitoring
Suspension, Off-Road includes twin-tube shocks
Floor covering, color-keyed carpeting
Compass, located in instrument cluster
Driver memory recalls driver "presets" for power driver seat and outside mirrors
Daytime Running Lamps, LED signature lighting
Mirror, inside rearview auto-dimming
Bose Sound System, premium 7-speaker system with Richbass woofer
Rear Seat Reminder
HD Surround Vision provides the driver with an overhead view of the scene around the vehicle on a center stack display. Includes front camera washer.
Trailer brake controller, integrated
Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
GMC Premium information Display- 13.4" diagonal Multicolor touch screen
USB Ports, 2, Charge/Data ports located inside center console
Tailgate and bed rail protection caps, top
Keyless Open and Start includes remote keyless entry
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Air vents, rear
Bumper, rear body-color with bumper CornerSteps
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Air conditioning, dual-zone automatic climate control
Exterior Temperature Display, located in radio display
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Trailer Camera Provisions and trailer viewing software
Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
LED Signature DRL's
Cooling, auxiliary external transmission oil cooler
Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
Safety Alert Seat
SiriusXM with 360L Trial Subscription. SiriusXM with 360L transforms your customers' ride with our most extensive and personalized radio experience on the road. (IMPORTANT: The SiriusXM trial subscription is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. Trial subscription is subject to the SiriusXM Customer Agreement and privacy policy, visit 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.)
Defogger, rear-window electric
Windows, power rear, express down
Headlamps, Animated LED projectors LED turn signals and Daytime Running Lamps
Cargo tie downs (12), fixed, rated at 500 lbs per corner
LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
Air filter, heavy-duty
CornerStep, rear bumper
Auto-locking rear differential
Door handles, body-color
Trailer Side Blind Zone Alert
Audio System, 13.4" diagonal Premium GMC Infotainment System with Google built in apps such as navigation and voice assistance includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
Wireless phone projection for Apple CarPlay and Android Auto
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Recovery hooks, Red
Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
Bed Step, Black integrated on forward portion of bed on driver and passenger side
Premium Floor Liners with removable carpet insert, rear
Rear Cross Traffic Alert
Wipers, front rain-sensing
Fog lamps, LED
Moldings, beltline, Black
Premium Floor Liners with removable carpet insert, front
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
Seat trim, Perforated front Leather
Tires, LT275/65R20 all-terrain, blackwall (STD)
Adaptive Cruise Control
Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
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
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Seats, front bucket with center console (STD)
Seat adjuster, passenger 10-way power including lumbar
Wheelhouse liners, rear
Glass, deep-tinted
Seating, heated driver and front outboard passenger
Seat, Up-level Rear with Storage Package 60/40 folding bench, 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)
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
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
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Transfer case, two-speed active, electronic Autotrac with push button control
Brake lining wear indicator
Mirror caps, high gloss Black
Seat adjuster, driver 10-way power including lumbar
USB Ports, 2 (first row) located on console
Tire, spare LT275/70R18 all-terrain, blackwall
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.)
Steering wheel, wrapped
Front and Rear Park Assist, ultrasonic
Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
Bedliner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE), (TCE) or (TCH), not available with any other Ship Thru code.)
Bluetooth for phone connectivity to vehicle infotainment system
Window, power front, passenger express up/down
Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
Bumper, front, body-color lower
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
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
USB ports, (2) charge-only, rear
OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including select remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes select remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
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.)
Seat Belt Adjustable Guide Loops, front row only
Cooling, external engine oil cooler
Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
Seats, heated second row outboard seats
SiriusXM Trial Subscription
Skid Plates protect the oil pan, front axle and transfer case
Bed View Camera, camera in the CHMSL to show a view of the cargo bed display located in infotainment screen, includes Two Trailer Camera Provisions
Wireless Charging
Remote vehicle starter system
Windows, power front, drivers express up/down
Universal Home Remote
AT4 Preferred Package
Jet Black with Kalahari accents, Perforated Front Leather seat trim
License plate kit, front, Incandescent lighting
GVWR, 11,350 lbs. (5148 kg)
Alternator, 220 amp
Emissions, Federal requirements
Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel compatible
Engine block heater
Multicolor 15" Diagonal Head-Up Display
Exhaust brake
Rear Camera Mirror
Winter Grille Cover
AT4 Preferred Equipment Group
Sunroof, power
Option/package discount
Assist steps, power retractable, Black
Battery, heavy-duty dual 730 cold-cranking amps/70 Amp-hr
Sterling Metallic
Lamps, Smoked Amber roof marker, (LED)
Transmission, 10-speed automatic
Window, power, rear sliding with rear defogger
Capped Fuel Fill
Rear axle, 3.42 ratio
AT4 Premium Plus Package
Technology Package
Gooseneck / 5th Wheel Prep Package -- Hitch platform to accept Gooseneck or 5th Wheel hitch.
SHIP THRU HANDLING
AT4 PREMIUM PLUS PACKAGE DISCOUNT
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