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Brennan Buick GMC · Plattsburgh, NY

2026 GMC Sierra 1500 SLT

19,179 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 1500
TrimSLT
Stock numberA260040
Mileage19,179 miles
BodyPickup
Engine5.3L 8-cyl
Cylinders8
Displacement5.3L
Horsepower355
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
MPG15 city / 18 hwy
ExteriorSummit White
InteriorJet Black, Perforated leather-appointed front outb
Doors4
Towing9200

Vehicle description

At Brennan Buick GMC, we're here for you throughout the life of your vehicle. If you're in the market for a new or used truck, SUV, or car, visit our dealership to see the best that Brennan Buick GMC has to offer. This 2026 GMC Sierra 1500 SLT Crew Cab pairs capability with refined comfort. - Heated leather front seats with 10-way power adjustment - Premium infotainment with wireless Apple CarPlay and Android Auto - EcoTec3 5.3L V8 with 4WD and integrated trailer brake controller - Lane Keep Assist, automatic emergency braking, and HD rear camera EPA-estimated 15 city / 18 highway MPG. Actual mileage may vary. This Carbravo Certified truck is ready for work and weekend adventures alike.

Features & options (105)

  • Max seating capacity
  • Fuel System
  • Fuel tank capacity
  • Horsepower
  • Towing capacity
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • 6-speaker audio system
  • Bluetooth
  • SiriusXM with 360L Trial Subscription
  • Steering-wheel mounted controls
  • Wi-Fi Hotspot capable
  • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
  • 17" 265/70R17SL all-season, blackwall spare tire
  • 17" full-size spare steel wheel with Black finish
  • 18" 265/65R18SL all-season, blackwall tires
  • 18" 6-spoke machined aluminum wheels with Dark Grey Metallic accents
  • Cab-mounted cargo area lamps
  • Cargo bed LED lighting
  • Chrome door handles
  • Chrome front bumper
  • Chrome mirror caps
  • Chrome rear bumper
  • CornerStep rear bumper
  • Deep-tinted glass
  • Front license plate bracket
  • Full chrome surround window moldings
  • GMC MultiPro Tailgate
  • Heated, power, driver-side auto-dimming, power-folding outside mirrors
  • IntelliBeam
  • LED fog lamps
  • LED projectors with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps
  • Perimeter Lighting
  • Rainsense automatic wipers
  • Rear wheelhouse liners
  • Spare tire carrier lock
  • Tailgate and bed rail protection caps
  • Tailgate with EZ Lift assist, power lock & release
  • 10-way power driver seat with power lumbar
  • 10-way power front passenger seat
  • 12.3" diagonal color Driver Information Center
  • 120-volt box-mounted power outlet
  • 120-volt power outlet
  • 13.4" diagonal multicolor reconfigurable Infotainment screen
  • 40/20/40 split-bench front seat with under-seat storage
  • Assist handles
  • Carpeted floor covering
  • Compass
  • Cruise control
  • Driver memory
  • Dual-zone automatic climate control
  • Front carpeted floor mats
  • Heated driver and front outboard passenger seats
  • Heated steering wheel
  • Inside rearview auto-dimming mirror
  • Keyless Open and Start
  • Manual tilt and telescoping steering column
  • Outside temperature display
  • Power door locks
  • Power windows
  • Power windows with rear express-down
  • Rear air vents
  • Rear carpeted floor mats
  • Rear window defogger
  • Remote Start
  • Theft-deterrent unauthorized entry system
  • USB ports
  • Up-level rear seat with storage package
  • Wrapped steering wheel
  • 10-speed automatic transmission
  • 170-amp alternator
  • 3.23 rear axle ratio
  • 4-wheel antilock disc brakes
  • 5.3L EcoTec3 V8 engine
  • 7,100 lbs. GVWR
  • Aluminized stainless-steel muffler and tailpipe
  • Black vertical recovery hooks
  • Brake pad wear indicator
  • Capless fuel fill
  • Cargo tie-downs (12)
  • Electric Power Steering
  • External auxiliary transmission oil cooler
  • External engine oil cooler
  • Fully boxed frame
  • Heavy-duty 730 cold-cranking amps battery
  • Integrated trailer brake controller
  • Single-outlet exhaust
  • Single-speed Autotrac Transfer Case
  • Standard Suspension Package
  • LED Daytime Running Lamps
  • 6 airbags
  • Automatic Emergency Braking
  • Buckle to Drive
  • Following Distance Indicator
  • Forward Collision Alert
  • HD Rear Vision Camera
  • Hitch Guidance
  • Lane Keep Assist with Lane Departure Warning
  • OnStar Basics
  • OnStar services capable
  • Rear Seat Belt Indicator
  • Rear Seat Reminder
  • Seat Belt Adjustable Guide Loops
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Front Pedestrian Braking
  • StabiliTrak, electronic stability control system with traction control

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 250 miles of Plattsburgh, New York
Asking price$43,855Dealer asking price · 19,179 mi
Market value$43,419Market value · based on 11 comparable cars
vs. market Fair price+1.0%Fair price · based on 11 comparable cars

Where this price sits

In the typical middle range · 36% of 11 similar listings ask more than this car.

$40,698lowest$52,344highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+1.0%
−25%Market value+25%
Fair price$436 above the market value of $43,419

Price range

$43,855
$40,698$52,344
8th lowest price of 12 similar listings within 250 milesTick marks the market value · range of 11 similar listings

AutosXchange Insights

  • Compared with 11 used 2026 GMC Sierra 1500 SLT listings within 250 mi.
  • Priced $436 above the market value of 11 comparable cars — compare options, condition and history.
  • 8th lowest price of 12 similar listings within 250 miles.
  • Has about 1,000 more miles than similar listings.
  • About 19,179 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # A260040 — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 9, 2026. No price change at this dealership since Nov 9 ($43,855).

$43.6k$43.7k$43.8k$43.9k$44.0k$44.1kNov 9Nov 10Nov 10Nov 11Nov 12

AutosXchange Intel Hub: Price changes for this model in New York · This model in the Intel Hub · Market movers in New York

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2026 Sierra 1500 SLT · used · any miles · within 250 miles of Plattsburgh, New York. All 11 comparable cars for sale, nearest first.

More GMC Sierra 1500 near Plattsburgh

All years and trims. Nearest first.