Key Features
Body Type Pickup
Fuel Type
Engine Description
Drivetrain 4WD
Cab Type Crew Cab
Trim SLT
Vehicle Details
Stock Number
048128
Stock Type
New
Year
2026
Make
Model
Model Code
TK20743
Cab Type
Crew
Vehicle Trim
SLT
Body Type
VIN
1GT4UNEY9TF182400
Brake Type
Hydraulic
Dimensions
Class
3
Drivetrain
4WD
Transmission
Transmission Type
Automatic
Engine Description
6.6L Duramax Turbo-Diesel V8 engine
Engine Cylinder Count
8
Engine Model
L5P
Engine Size (L)
6.6
Horsepower
470
Fuel Type
Diesel
Seat Dimensions
Seating Capacity
6
Exterior Color
White
Interior Color
Jet Black, Perforated Leather-appointed front outboard seating positions
Gay Buick GMC, Inc. ci2 Test Site
location_on Dickinson, TX
schedule
Listing Notes
Summit White 2026 GMC Sierra 2500HD SLT 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Preferred Equipment Group 4SA (10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2-Speed Active Transfer Case, 6-Speaker Audio System Feature, Chrome Surround Grille with Chrome Insert Bars, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Front 40/20/40 Split-Bench Seats, Front Rain-Sensing Wipers, Heated Driver and Front Outboard Passenger Seats, Keyless Open and Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Push Button Start, Rear Wheelhouse Liners, Remote Vehicle Starter System, SiriusXM with 360L Trial Subscription, Steering Wheel Audio Controls, Unauthorized Entry Theft-Deterrent System, and Wireless Phone Projection), Sierra HD Pro Safety Plus Package (Bed View Camera with Two Trailer Camera Provisions, HD Surround Vision, Rear Cross Traffic Alert, Safety Alert Seat, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, and Ultrasonic Front and Rear Park Assist), SLT Convenience Package (2 Charge/Data USB Ports Inside Center Console, Bose Premium 7-Speaker Sound System, Floor-Mounted Center Console, Front Bucket Seats, LED Smoked Amber Roof Marker Lamps, Ventilated Driver and Front Passenger Seats, and Wireless Charging), SLT Preferred Package (Adaptive Cruise Control, Heated 2nd Row Outboard Seats, Power Sliding Rear Window with Defogger, and Universal Home Remote), Suspension Package, Texas SLT Premium Package (Spray-on Pickup Bedliner with GMC Logo and Texas Edition Badging), X31 Off-Road and Protection Package (All-Weather Floor Liners and Wheels: 20 Bright Face with Dark Painted Pockets), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, Black Leather, 18 Machined Aluminum Wheels, 220-Amp Alternator, 4-Wheel Disc Brakes, 6 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: chrome, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Center Armrest w/Storage, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heated door mirrors, Heated front seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hitch Guidance with Hitch View, Illuminated entry, in-Vehicle Trailering System App, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Low tire pressure warning, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Outboard Seat Trim, Pickup Box, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Underseat Storage, Rear window defroster, Remote keyless entry, Security system, Speed control, Speed-sensing steering, Split folding rear seat, Steering wheel mounte Current offers: $500 - Buick
%
/month
Excludes tax, tag and other fees. This estimate is for general information purposes only.























