Key Features

An icon representing Body Type
Body Type Pickup
An icon representing Mileage
Mileage 2 mi
An icon representing Fuel Type
Fuel Type
An icon representing Engine Description
Engine Description
An icon representing Drivetrain
Drivetrain 4WD
An icon representing Cab Type
Cab Type Crew Cab
An icon representing Trim
Trim SLT

Vehicle Details

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Overview

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Stock Number

GT6685

Stock Type

New

Year

2026

Make
GMC
Model
Sierra 1500
Model Code

TK10543

Cab Type

Crew

Vehicle Trim

SLT

Body Type
Pickup
VIN

3GTUUDE85TG416685

Brake Type

Hydraulic

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Dimensions

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Dimensions

Class

2

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Drivetrain

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Drivetrain

4WD

Transmission

Transmission Type

Automatic

manufacturing

Engine

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Engine Description

3.0L Duramax<sup>&reg;</sup> Turbo Diesel engine

Engine Cylinder Count

6

Engine Model

LZ0

Engine Size (L)

3.0

Horsepower

305

Fuel Type

Diesel

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Seating

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Seat Dimensions

Seating Capacity

6

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Colors

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Exterior Color

Black

Interior Color

Jet Black, Perforated leather-appointed front outboard seat trim

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Vehicle Options

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  • Floor covering, color-keyed carpeting
  • GMC Premium information Display- 13.4" diagonal Multicolor touch screen
  • SiriusXM Trial Subscription
  • Air vents, rear
  • Bumper, front chrome lower
  • Glass, deep-tinted
  • Headlamps, LED projectors with Fade-on/Fade-off animation, LED turn signals and Daytime Running Lamps
  • Pickup bed
  • Remote vehicle starter system
  • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Seat Belt Adjustable Guide Loops, front row only
  • Floor mats, carpeted rear (Deleted when (RIA) All-weather floor liner, LPO is ordered or (BKF) Premium Floor Liners are ordered.)
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Cooling, auxiliary external transmission oil cooler (Not available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Front Pedestrian Braking (Included and only available with (PDI) GMC Pro Safety.)
  • Lighting, perimeter
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Steering wheel audio controls
  • USB ports, (2) charge-only, rear
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Bumper, rear chrome with bumper CornerSteps
  • 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.)
  • Rear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)
  • Window, power front, passenger express up/down
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • IntelliBeam, automatic high beam on/off (Included and only available with (PDI) GMC Pro Safety.)
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Power outlet, interior power outlet, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Theft-deterrent system, unauthorized entry
  • Lane Keep Assist with Lane Departure Warning (Included and only available with (PDI) GMC Pro Safety.)
  • 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)
  • 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.)
  • Cruise control, steering wheel-mounted
  • Rear Seat Reminder
  • 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.)
  • Four wheel drive
  • Daytime Running Lamps, LED signature lighting
  • 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 and (L87) 6.2L EcoTec3 V8 engine.)
  • Brake lining wear indicator
  • Keyless Open and Start includes remote keyless entry
  • Door locks, power
  • Seat adjuster, driver 10-way power including lumbar
  • Tire Pressure Monitoring System, auto learn includes Tire Fill Alert (does not apply to spare tire)
  • Hitch Guidance
  • Door handles, chrome
  • Forward Collision Alert (Included and only available with (PDI) GMC Pro Safety.)
  • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
  • Driver Information Center, enhanced, 12.3" diagonal reconfigurable multicolor digital display
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Seating, heated driver and front outboard passenger
  • Trailer brake controller, integrated
  • Push Button Start
  • Auto-locking rear differential
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Windows, power front, drivers express up/down
  • Air conditioning, dual-zone automatic climate control
  • 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)
  • Compass, located in instrument cluster
  • Seat adjuster, passenger 10-way power including lumbar
  • Mirror caps, chrome
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • Seat trim, Perforated leather-appointed front outboard
  • Mirror, inside rearview auto-dimming
  • Moldings, window surround, Chrome
  • Wheelhouse liners, rear
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Capless Fuel Fill
  • Frame, fully-boxed, hydroformed front section
  • HD Rear Vision Camera (Removed with (UV2) HD Surround Vision.)
  • OnStar services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Bluetooth for phone, connectivity to vehicle infotainment system
  • Recovery hooks, front, frame-mounted, Black
  • Floor mats, carpeted front (Deleted when (RIA) All-weather floor liner, LPO is ordered or (BKF) Premium Floor Liners are ordered.)
  • Windows, power rear, express down
  • Steering wheel, wrapped
  • Tailgate and bed rail protection caps, top
  • Defogger, rear-window electric
  • CornerStep, rear bumper
  • Exterior Temperature Display, located in radio display
  • 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.)
  • Rear Seat Belt Indicator
  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • Fog lamps, LED
  • Wireless, Apple CarPlay / Wireless Android Auto
  • Steering wheel, heated
  • Grille (Chrome header and chrome grille insert bars with gloss black accents.)
  • Cooling, external engine oil cooler (Not available with (LZ0) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Automatic Stop/Start
  • Wipers, front rain-sensing
  • 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.)
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) interior power outlet)
  • Steering column lock, electrical
  • Automatic Emergency Braking (Included and only available with (PDI) GMC Pro Safety.)
  • USB Ports, 2, Charge/Data ports located on instrument panel
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • Cargo tie downs (12), fixed
  • Following Distance Indicator (Included and only available with (PDI) GMC Pro Safety.)
  • Center Console, floor-mounted
  • SLT Preferred Equipment Group
  • Suspension, Off-Road
  • Seats, front bucket
  • Battery, heavy-duty 850 cold-cranking amps/95 Amp-hr, maintenance-free
  • Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled
  • Tire, spare 255/80R17SL all-season, blackwall
  • Assist steps, Chrome wheel to wheel
  • Air filter, heavy-duty
  • Texas Edition SLT Premium Package
  • GVWR, 7200 lbs. (3266 kg)
  • Transfer case, two-speed, electronic Autotrac
  • SLT Convenience Package
  • Wheels, 20" Polished aluminum wheels
  • Option/package discount
  • Exhaust, dual system
  • Engine, Duramax 3.0L Turbo-Diesel I6
  • Steering column, power rake and telescoping
  • Jet Black, Perforated leather-appointed front outboard seat trim
  • X31 Off-Road Package
  • Seats, ventilated driver and front passenger
  • Bose Sound System, premium 7-speaker system
  • Electronic Precision Shift and steering column paddle shifters
  • License plate kit, front
  • Emissions, Federal requirements
  • Hill Descent Control
  • Tires, 275/60R20SL all-terrain, blackwall
  • Skid Plates
  • Wireless Charging
  • Alternator, 220 amps
  • Onyx Black
  • Engine block heater
  • TEXAS EDITION SLT PREMIUM PACKAGE DISCOUNT
  • CUSTOMER DIALOGUE NETWORK

Lipscomb Auto Center ci2 Test Site

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Listing Notes
This 2026 GMC Sierra 1500 SLT in Onyx Black represents premium truck capability built for buyers who demand both performance and refinement.- Android Auto and Apple CarPlay integration- Premium Bose 7-Speaker Sound System- SiriusXM with 360L Trial Subscription- 3.0L Duramax Turbo Diesel I-6 with 305 hp and 495 lb-ft of torque- GMC MultiPro Tailgate with innovative functionality- Trailering Package for confident towing- X31 Off-Road Package with specialized suspension- Texas Edition SLT Premium Package- HD Rear Vision Camera- IntelliBeam automatic high beam headlights- High Capacity Suspension Package- Wireless charging and dual USB-C ports- Heated and ventilated front seats with 10-way power adjustment- 20 polished aluminum wheelsUnder the hood sits a 3.0L Duramax Turbo Diesel I-6 engine rated at 305 horsepower and 495 lb-ft of torque, delivering strong capability while achieving an estimated 22 city and 26 highway MPG. The 10-speed automatic transmission with electronic precision shift provides smooth power delivery in any driving condition.The SLT trim surrounds you with comfort and technology. The front bucket seats feature 10-way power adjustments with lumbar support, heating, and ventilation capabilities. A heated steering wheel and wireless charging pad enhance daily convenience, while the premium Bose audio system with SiriusXM ensures your journey features quality sound. The interior layout includes a floor-mounted center console, overhead console, and multiple USB charging ports for device connectivity.This truck handles the road and trail with confidence. The X31 Off-Road Package includes specialized off-road suspension tuning, electronic limited slip rear differential, and hill descent control. Chrome wheel-to-wheel assist steps provide convenient access, while the MultiPro Tailgate offers multiple positions for loading and access flexibility. IntelliBeam automatically manages high beams for improved visibility, and the HD rear vision camera simplifies backing and parking.The Trailering Package components work seamlessly with the diesel engine's torque output. An integrated trailer brake controller and hitch guidance system support confident towing operations. Dual exhaust gives the truck a commanding presence while optimizing engine performance.Safety features include automatic emergency braking, lane keep assist with lane departure warning, and forward pedestrian braking. OnStar services provide added security and connectivity peace of mind.Visit our showroom to experience this 2026 Sierra 1500 SLT. This truck delivers the diesel efficiency, premium appointments, and off-road capability serious truck buyers deserve.
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$977.13 /month

Excludes tax, tag and other fees. This estimate is for general information purposes only.
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