Discover the Unparalleled Capability and Comfort of the 2026 GMC Sierra 1500 SLTThis exceptional 2026 GMC Sierra 1500 SLT is more than just a rugged, … Read More…
Discover the Unparalleled Capability and Comfort of the 2026 GMC Sierra 1500 SLT
This exceptional 2026 GMC Sierra 1500 SLT is more than just a rugged, capable truck—it's a true reflection of your active lifestyle. With its powerful EcoTec3 5.3L V8 engine, 10-speed automatic transmission, and 4-wheel drive, this Sierra is ready to take on any challenge, whether you're hauling heavy loads, tackling off-road adventures, or navigating Maine's unpredictable weather.
- Wireless Charging - Heated and Ventilated Front Seats - Bose Premium 7-Speaker Sound System - Adaptive Cruise Control - 120-Volt Bed-Mounted Power Outlet
The Sierra's impressive list of features continues, with everything from the convenient Remote Vehicle Starter System to the advanced Automatic Emergency Braking system. This truck is designed to make your life easier and more enjoyable, whether you're commuting, towing, or exploring the great outdoors.
Step inside the spacious cabin, and you'll be surrounded by premium materials and thoughtful amenities. The Perforated Leather-Appointed Front Outboard Seat Trim and Heated Steering Wheel provide unparalleled comfort, while the Wireless Apple CarPlay and Android Auto integration keep you seamlessly connected.
But the Sierra's capabilities extend far beyond its luxurious interior. The Off-Road Suspension, Hill Descent Control, and Integrated Trailer Brake Controller make this truck a true workhorse, ready to tackle any task with confidence and ease.
Whether you're looking to upgrade your daily driver or seeking a versatile companion for your outdoor adventures, the 2026 GMC Sierra 1500 SLT is the perfect choice. Experience the perfect blend of power, capability, and comfort that only a GMC can deliver.
Why Buy from Weirs Buick GMC?
Weirs Buick GMC has proudly served Arundel, Kennebunk, Kennebunkport, and all of Maine for over 65 years. Our dedicated team ensures that whether you're looking to buy, sell, or lease a Buick or GMC in Maine, your experience is seamless and enjoyable. We serve customers from Westbrook, Portland, Augusta, Auburn, Sanford, Portsmouth, and across New England.
As your trusted GMC dealer in Maine, we offer competitive pricing comparable to other GMC and Buick dealers in the region. In addition to our wide selection of vehicles, we sell and service Fisher snow plows, ensuring you're ready for Maine's tough winters. Conveniently located on Route 1 in Arundel, we invite you to stop in and see why we've been the go-to dealership for generations.
Visit us online at www.weirsbuickgmc.com or stop by today to experience the Weirs difference!
Some vehicle images may be digitally enhanced to improve online presentation. These images may not display all cosmetic details. Price includes: $1500 - Bonus Cash. Exp. 03/31/2026 $1750 - Purchase Allowance. Exp. 03/31/2026 Read Less
Chassis Details
Stock Number
G26134
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 1500
Class
2
GVWR
7,100
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
SLT
Vehicle VIN
3GTUUDED5TG265988
Interior Color
Jet Black, Perforated leather-appointed front outboard seat trim
Seating Capacity
6
Exterior Color Description
Sterling Metallic
Engine Cylinder Count
8
Engine
5.3L EcoTec3 V8 engine
Transmission Type
Automatic
Fuel Type
Gasoline
Engine Model
L84
Engine Size (L)
5.3
Horsepower
355
Brake Type
Hydraulic
Vehicle Options
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)
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)
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
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.)
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
Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) 6-spoke machined aluminum with Dark Grey Metallic accents (STD)
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
SiriusXM Trial Subscription
Adaptive Cruise Control
Emissions, Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements
Suspension, Off-Road
Seats, front bucket
Universal Home Remote
Air filter, heavy-duty
Transfer case, two-speed, electronic Autotrac
Window, power, rear sliding with rear defogger
SLT Convenience Package
Exhaust, dual system
Snow Plow Prep Package
Steering column, power rake and telescoping
Sunroof, power
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
Tires, 265/65R18SL all-terrain, blackwall
Electronic Precision Shift and steering column paddle shifters
License plate kit, front
Hill Descent Control
Sterling Metallic
Skid Plates
Seats, heated second row outboard seats
Wireless Charging
Alternator, 220 amps
Transmission, 10-speed automatic with Electronic Precision shift, electronically controlled