Key Features

An icon representing Body Type
Body Type Pickup
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

G264279

Stock Type

New

Year

2026

Make
GMC
Model
Sierra 1500
Model Code

TK10543

Cab Type

Crew

Vehicle Trim

SLT

Body Type
Pickup
VIN

3GTUUDED6TG232921

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

5.3L EcoTec3 V8 engine

Engine Cylinder Count

8

Engine Model

L84

Engine Size (L)

5.3

Horsepower

355

Fuel Type

Gasoline

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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

White

Interior Color

Dark Walnut/Slate, Perforated leather-appointed front outboard seat trim

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Vehicle Options

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  • SiriusXM Trial Subscription
  • Air vents, rear
  • Bumper, front chrome lower
  • Glass, deep-tinted
  • 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.)
  • GVWR, 7100 lbs. (3221 kg) (Requires Crew Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine without (NHT) Max Trailering Package. Requires Crew Cab 2WD model with (L84) 5.3L EcoTec3 V8 engine and (NHT) Max Trailering Package. Requires Crew Cab 2WD model with bucket seats and (LZ0) Duramax 3.0L Turbo-Diesel I6 engine and (NHT) Max Trailering Package.) (STD)
  • 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
  • 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)
  • 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.)
  • 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)
  • Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
  • 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
  • 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)
  • Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (NHT) Max Trailering Package, (LZ0) Duramax 3.0L Turbo-Diesel I6 engine or (VYU) Snow Plow Prep Package.)
  • 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
  • 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
  • Exhaust, single outlet
  • 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
  • Engine, 5.3L EcoTec3 V8 (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring Dynamic Fuel Management (STD)
  • 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
  • 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.)
  • 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.)
  • Four wheel drive
  • Hitch Guidance
  • Door handles, chrome
  • Seating, heated driver and front outboard passenger
  • Trailer brake controller, integrated
  • Seat trim, Perforated leather-appointed front outboard
  • Floor covering, color-keyed carpeting
  • GMC Premium information Display- 13.4" diagonal Multicolor touch screen
  • SLT Preferred Equipment Group
  • Trailer Side Blind Zone Alert
  • Adaptive Cruise Control
  • Seats, front bucket
  • Universal Home Remote
  • Tire, spare 255/80R17SL all-season, blackwall
  • Assist steps, Chrome wheel to wheel
  • Trailer Camera Provisions and trailer viewing software
  • Suspension Package, High Capacity
  • Window, power, rear sliding with rear defogger
  • SLT Convenience Package
  • Wheels, 20" Polished aluminum wheels
  • Option/package discount
  • Sierra Safety Plus Package
  • SLT Premium Package
  • Safety Alert Seat
  • HD Surround Vision
  • Steering column, power rake and telescoping
  • Sunroof, power
  • Seats, ventilated driver and front passenger
  • LPO, Rear underseat storage, composite storage bin
  • Bose Sound System, premium 7-speaker system
  • Front and Rear Park Assist, ultrasonic
  • Rear Pedestrian Alert
  • ProGrade Trailering System
  • Hitch View
  • Electronic Precision Shift and steering column paddle shifters
  • License plate kit, front
  • In-Vehicle Trailering App
  • Emissions, Federal requirements
  • Tires, 275/60R20SL all-terrain, blackwall
  • LPO, Hard Folding Truck Bed Cover by RealTruck Advantage
  • Seats, heated second row outboard seats
  • Rear Cross Traffic Braking
  • Dark Walnut/Slate, Perforated leather-appointed front outboard seat trim
  • Wireless Charging
  • Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled
  • Glacier White Tricoat
  • SLT Preferred Package
  • Center Console, floor-mounted
  • SLT PREMIUM PACKAGE DISCOUNT

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Listing Notes
2026 GMC Sierra 1500 SLT Sophisticated Power in Brownwood, TX
Experience the ultimate combination of professional-grade capability and premium luxury at Bruner Auto Group. This 2026 GMC Sierra 1500 SLT, finished in the radiant Glacier White Tricoat, is the truck for those in Brown County who demand performance without compromising on style. Whether you're towing a boat to Lake Brownwood, hauling supplies to a site in Early, or cruising through Comanche, this Sierra SLT is designed to handle every Texas mile with authority.

Proven V8 Performance & 10-Speed Precision
The Sierra 1500 SLT is built for work and refinement. Powered by the reliable 5.3L EcoTec3 V8 engine, it delivers 355 horsepower and 383 lb-ft of torque, ensuring you have the strength needed for the highway or the ranch.

10-Speed Automatic Transmission: Provides smooth, efficient shifting and keeps the V8 in its optimal power band.

4WD Capability: Equipped with a robust 4WD system and an auto-locking rear differential for superior traction on Central Texas terrain.

ProGrade Trailering System: Includes Hitch Guidance with Hitch View, an integrated trailer brake controller, and a trailering app to make towing safer and easier.

High-Capacity Suspension: Tuned to provide a refined ride while maintaining heavy-duty payload and towing capacities.

Premium Interior & Advanced Technology
The Dark Walnut/Slate Perforated Leather interior offers a sophisticated sanctuary. This isn't just a truck; its a mobile office and family cruiser packed with the latest digital features.

13.4 Diagonal Premium GMC Infotainment System: Featuring Google Built-In, wireless Apple CarPlay, and Android Auto.

12.3 Diagonal Digital Driver Information Center: A fully reconfigurable display that keeps your vital stats and navigation front and center.

10-Way Power Heated Seats: Both the driver and front passenger enjoy 10-way power adjustment with lumbar support and heating for those chilly North Texas mornings.

Heated Steering Wheel: Keeps you comfortable year-round at the touch of a button.

Dual-Zone Automatic Climate Control: Individual comfort settings for the driver and passenger.

Work-Ready Utility & Chrome Accents
The Glacier White Tricoat paint is beautifully accented by signature Chrome detailing on the grille, door handles, and bumpers, giving this truck a commanding presence in Brownwood.

GMC MultiPro Tailgate: The worlds first six-function tailgate, designed to improve loading, unloading, and accessing the bed.

Chrome Wheel-to-Wheel Assist Steps: Provides easy access to both the cabin and the front of the truck bed.

LED Signature Lighting: Features C-shaped LED headlamps with signature lighting and innovative light blade technology for superior visibility.

120-Volt Bed-Mounted Power Outlet: Perfect for charging tools or powering a campsite.

Advanced Safety & GMC Pro Safety
Drive with total confidence thanks to a comprehensive suite of safety and driver-assistance features:

GMC Pro Safety: Includes Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, and Lane Keep Assist with Lane Departure Warning.

HD Rear Vision Camera: Provides a high-resolution view of whats behind you for easier parking and hitching.

IntelliBeam High Beam Assist: Automatically switches between high and low beams based on surrounding traffic.

Safety Alert Seat: Uses haptic vibrations to alert the driver to potential hazards.

Why Buy from Bruner Auto Group?
At Bruner Auto Group, we have been a trusted part of the Brownwood, TX community for over 75 years. We pride ourselves on offering a transparent, hometown buying experience and a service department that treats you like family. We understand the needs of Texas truck owners and are here to
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