Basics
Condition
Interior Color
Exterior Color
Drivetrain
Transmission
Fuel
Engine
VIN
Stock Number
Mileage
Features
Entertainment
Premium Sound System
Exterior
Sunroof/Moonroof
Tow Hitch
Safety
Automatic Emergency Braking
Backup Camera
Lane Departure Warning
Rear Cross Traffic Alert
Stability Control
Convenience
Navigation System
Adaptive Cruise Control
Keyless Start
Tow Hooks
Remote Start
USB Port
Features
- ACTIVE EXHAUST
- DUAL
- SPORT-MODE ENABLED
- ALTERNATOR
- 170 AMPS
- AT4 PREFERRED EQUIPMENT GROUP
- AT4 PREFERRED PACKAGE
- AT4 PREMIUM PACKAGE
- 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
- Adaptive Cruise Control
- Air conditioning
- dual-zone automatic climate control
- Air filter
- heavy-duty
- Air vents
- rear
- 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.)
- Alternator
- 220 amps (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
- Assist handles front A-pillar mounted for driver and passenger
- rear B-pillar mounted
- 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
- Auto-locking rear differential
- Automatic Emergency Braking (Included and only available with (PDI) GMC Pro Safety.)
- Automatic Stop/Start
- BED VIEW CAMERA
- Battery
- heavy-duty 850 cold-cranking amps/95 Amp-hr
- maintenance-free with rundown protection and retained accessory power (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
- Bedliner
- Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Deleted with (PCP) AT4 CarbonPro Edition. Crew Cab models are available with Ship Thru codes (VCO)
- (VDT)
- (VYC) or (VYS).)
- Bluetooth for phone
- connectivity to vehicle infotainment system
- Bose Sound System
- premium 7-speaker system with Richbass woofer
- Brake lining wear indicator
- Brakes
- 4-wheel antilock
- 4-wheel disc with DURALIFE rotors
- 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) GMC Pro Safety.)
- Bumper
- front
- body-color lower
- Bumper
- rear body-color with corner steps
- COOLING
- AUXILIARY EXTERNAL TRANSMISSION OIL COOLER
- COOLING
- EXTERNAL ENGINE OIL COOLER
- Capless Fuel Fill
- Cargo tie downs (12)
- fixed
- Center Console
- floor-mounted with cup holders
- cell phone storage
- power cord management
- hanging file folder capability
- Compass
- located in instrument cluster
- CornerStep
- rear bumper
- Daytime Running Lamps
- LED signature lighting
- Defogger
- rear-window electric
- Door handles
- body-color
- Door locks
- power
- Driver Information Center
- enhanced
- 12.3" diagonal reconfigurable multicolor digital display
- Driver memory recalls driver "presets" for power driver seat and outside mirrors
- ENGINE
- 6.2L ECOTEC3 V8
- Electronic Precision Shift and steering column paddle shifters
- Engine
- Duramax 3.0L Turbo-Diesel I6 (305 hp [227 kW] @ 3750 rpm
- 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.)
- Exhaust
- aluminized stainless-steel muffler and tailpipe
- Exhaust
- dual system (Includes chrome exhaust tips. Not available with (L87) 6.2L EcoTec3 V8 engine.)
- Exterior Temperature Display
- located in radio display
- Floor covering
- color-keyed carpeting
- Fog lamps
- LED
- Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
- Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)
- Four wheel drive
- Frame
- fully-boxed
- hydroformed front section
- Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)
- Front and Rear Park Assist
- ultrasonic
- GMC Premium information Display- 13.4" diagonal Multicolor touch screen
- GMC Pro Safety includes (UEU) Forward Collision Alert
- (UE4) Following Distance Indicator
- (UKJ) Front Pedestrian Braking
- (TQ5) IntelliBeam
- (UHX) Lane Keep Assist with Lane Departure Warning
- and (UHY) Automatic Emergency Braking (Includes (T8Z) Buckle to Drive and (HS1) Safety Alert Seat.)
- GVWR
- 7100 LBS. (3221 KG)
- GVWR
- 7200 lbs. (3266 kg) (Requires TK10*43 Crew Cab 4WD model with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
- Glass
- deep-tinted
- Grille (Black chrome grille insert bars with gloss black header and accents.)
- 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.
- Headlamps
- LED projectors with Fade-on/Fade-off animation
- LED turn signals and Daytime Running Lamps
- Hill Descent Control
- Hitch Guidance
- Hitch View with image adjustment
- Pan/Zoom/Tilt
- 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
- IntelliBeam
- automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)
- JET BLACK WITH KALAHARI ACCENTS
- PERFORATED LEATHER FRONT SEAT TRIM
- Keyless Open and Start includes remote keyless entry
- LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
- LPO
- SPORT STEP
- BLACK
- Lamps
- cargo area
- cab mounted integrated with center high mount stop lamp
- with switch in bank on left side of steering wheel
- Lane Keep Assist with Lane Departure Warning (Included and only available with (PDI) GMC Pro Safety.)
- Lighting
- perimeter
- MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY
- Mirror caps
- high gloss Black
- Mirror
- inside rearview auto-dimming
- Mirrors
- outside heated power-adjustable
- power-folding and driver-side auto-dimming puddle lamps
- side perimeter lighting and memory
- OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including 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 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.)
- OnStar services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
- Pickup bed
- Power outlet
- bed mounted
- 120-volt (400 watts shared with (KI4) interior power outlet)
- Power outlet
- interior power outlet
- 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- Premium Floor Liners with removable carpet insert
- front
- Premium Floor Liners with removable carpet insert
- rear
- Push Button Start
- REAR CAMERA MIRROR
- INSIDE REARVIEW AUTO-DIMMING
- Rear Cross Traffic Braking
- Rear Pedestrian Alert
- Rear Seat Belt Indicator
- Rear Seat Reminder
- Rear axle
- 3.23 ratio
- Recovery hooks
- Red
- Remote vehicle starter system
- SEATS
- FRONT BUCKET
- STERLING METALLIC
- SUNROOF
- POWER
- Safety Alert Seat (Included and only available with (PDI) GMC Pro Safety.)
- Seat Belt Adjustable Guide Loops
- front row only
- Seat adjuster
- driver 10-way power including lumbar
- Seat adjuster
- passenger 10-way power including lumbar
- Seat trim
- Perforated leather front
- 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)
- Seating
- heated driver and front outboard passenger
- Seats
- front bucket with center console
- Seats
- heated second row outboard seats
- Seats
- ventilated driver and front passenger
- SiriusXM Trial Subscription
- 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.)
- Skid Plates
- StabiliTrak
- stability control system with Proactive Roll Avoidance and traction control
- includes electronic trailer sway control and hill start assist
- Steering column lock
- electrical
- Steering column
- power rake and telescoping
- Steering wheel audio controls
- Steering wheel
- heated
- Steering wheel
- wrapped
- Steering
- Electric Power Steering (EPS) assist
- rack-and-pinion
- Suspension
- Off-Road with 2" factory installed lift and monotube shocks
- TECHNOLOGY PACKAGE
- TRANSMISSION
- 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT
- ELECTRONICALLY CONTROLLED
- Tailgate and bed rail protection caps
- top
- 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
- Taillamps
- LED LED signature taillight with LED stop
- turn & reverse and Fade-on/Fade-off animation
- Theft-deterrent system
- unauthorized entry
- Tire Pressure Monitoring System
- auto learn includes Tire Fill Alert (does not apply to spare tire)
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Tire
- spare 255/80R17SL all-season
- blackwall (Included and only available with 20" or 22" wheels and tires excluding (QFV) LT265/60R20 MT blackwall Goodyear Wrangler Territory tires.)
- Tires
- 275/60R20SL all-terrain
- blackwall
- Trailer Camera Provisions and trailer viewing software
- Trailer Side Blind Zone Alert
- Trailer brake controller
- integrated
- Trailering Package includes trailer hitch
- 7-pin and 4-pin connectors and (CTT) Hitch Guidance
- Transfer case
- two-speed
- electronic Autotrac with push button control (4WD models only)
- Transmission
- 10-speed automatic with Electronic Precision shift
- electronically controlled with overdrive
- tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking (Included and only available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
- UNIVERSAL HOME REMOTE
- USB Ports
- 2 (first row) located on console
- USB Ports
- 2
- Charge/Data ports located inside center console
- USB ports
- (2) charge-only
- rear
- WHEELS
- 20" X 9" (50.8 CM X 22.9 CM) MACHINED ALUMINUM
- WINDOW
- POWER
- REAR SLIDING WITH REAR DEFOGGER
- Wheel
- 17" x 8" (43.2 cm x 20.3 cm) full-size
- steel spare
- Wheelhouse liners
- rear (Deleted with (PCP) AT4 CarbonPro Edition.)
- Wheels
- 20" x 9" (50.8 cm x 22.9 cm) machined aluminum with Carbon Grey Metallic accents
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Window
- power front
- passenger express up/down
- Windows
- power front
- drivers express up/down
- Windows
- power rear
- express down
- Wipers
- front rain-sensing
- Wireless Charging
- Wireless
- Apple CarPlay / Wireless Android Auto
Seller's Comments
# Commanding Presence, Unmatched Capability: 2026 GMC Sierra 1500 AT4
**Stock #G26644 VIN: 3GTUUEEL6TG284935 Just 3 Miles**
Discover the perfect blend of rugged capability and refined luxury with this stunning 2026 GMC Sierra 1500 AT4 in Sterling Metallic. This virtually new truck delivers exceptional performance with its powerful 6.2L EcoTec3 V8 engine paired with a sophisticated 10-speed automatic transmission featuring Electronic Precision Shift.
The striking exterior commands attention with its bold Sterling Metallic finish, complemented by 20" machined aluminum wheels with Carbon Grey Metallic accents. The AT4's distinctive styling includes body-color bumpers, high-gloss black mirror caps, and the innovative MultiPro Tailgate with six functional load/access features.
Step inside to experience premium comfort with Jet Black perforated leather seats featuring elegant Kalahari accents. Both driver and front passenger enjoy 10-way power adjustments, heating AND ventilation for year-round comfort. The heated second-row seats ensure your passengers travel in equal luxury.
Technology abounds with the impressive 13.4" diagonal Premium GMC Infotainment System featuring Google built-in apps, wireless Apple CarPlay and Android Auto compatibility, and premium Bose sound system. The 12.3" digital driver information center and 15" multicolor head-up display keep vital information in your line of sight.
The AT4 Premium Package elevates your driving experience with advanced features including HD Surround Vision, Rear Camera Mirror, Bed View Camera, and power sunroof. The Technology Package adds sophisticated safety systems like Adaptive Cruise Control, Trailer Side Blind Zone Alert, and Rear Cross Traffic Braking.
Off-road capability comes standard with the AT4's 2" factory lift, monotube shocks, skid plates, and two-speed Autotrac transfer case. The dual sport-mode enabled active exhaust system delivers an exhilarating sound when you want it.
Additional premium features include:
Universal Home Remote
Power sliding rear window with defogger
Wireless charging pad
Multiple USB ports and 120V power outlets
Spray-on bedliner with GMC logo
Trailer brake controller and Hitch Guidance
Black sport steps
Experience the perfect combination of luxury, technology, and capability at Cappellino Buick GMC. This exceptional Sierra 1500 AT4 is ready to tackle your toughest jobs while surrounding you in premium comfort. All pricing and details provided are believed to be accurate, but we do not warrant or guarantee such accuracy. The prices shown above may vary from region to region, as will incentives, and are subject to change. New vehicles offered may be eligible for manufacturer incentives which may change at any time and are subject to incentive qualification criteria and requirements, and which may be contingent upon manufacturer finance company approval. Manufacturer incentive data and vehicle features information is provided by third parties and believed to be accurate as of the time of publication. Vehicle information is based upon standard equipment and may vary from vehicle to vehicle. Please contact the dealership.
5411 Transit Rd
Williamsville, New York 14221
(716) 650-4471
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NOTICE: Price does not include applicable taxes including sales use and tire taxes fees for registration title and license plates and dealer document/service fees. Vehicle availability pricing and description are subject to change without prior notice. While we make every effort to provide accurate information on this site the actual description and condition of the vehicle must be verified by you at the time of purchase. Interest rates (APR) and financing terms are based on among other things your credit and the age model and purchase price of the vehicle. Gas mileage ratings are based on EPA estimates and mileage will vary depending on options driving conditions driving habits and fuel quality. While every reasonable effort is made to ensure the accuracy of this information we are not responsible for any errors or omissions contained on these pages. We cannot guarantee a vehicle will be available for delivery when requested.
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