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O'Meara GMC · Thornton, CO

2026 GMC Sierra 1500 SLT

10 miles · truck · Price dropped $1,398

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 1500
TrimSLT
Stock numberTZ533154
Mileage10 miles
BodyPickup
Engine3.0L 6-cyl turbo
Displacement3.0L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
MPG22 city / 26 hwy
ExteriorGlacier White Tricoat
InteriorJet Black, Perforated leather-appointed front outb
Doors4

Vehicle description

Heated Leather Seats, Nav System, Onboard Communications System, Satellite Radio, Back-Up Camera, 4x4, Hitch, SLT PREMIUM PACKAGE, Chrome Wheels. Glacier White Tricoat exterior and Jet Black interior, SLT trim. EPA estimate 26 MPG Hwy/22 MPG City! KEY FEATURES INCLUDE Leather Seats, 4x4, Back-Up Camera, Satellite Radio, Onboard Communications System, Trailer Hitch, Chrome Wheels, Remote Engine Start, Dual Zone A/C, WiFi Hotspot Keyless Entry, Privacy Glass, Steering Wheel Controls, Electronic Stability Control. GMC SLT with Glacier White Tricoat exterior and Jet Black interior features a Straight 6 Cylinder Engine with 305 HP at 3750 RPM*. OPTION PACKAGES SLT PREMIUM PACKAGE includes (PCY) SLT Convenience Package, (NZD) 20" Polished aluminum wheels, (BVT) Chrome assist steps. SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (K4C) Wireless Charging, (UQA) Bose Premium Audio System, (N38) Power Rake/ Telescoping steering column and (UBC) USB ports, 2 (first row) Charge and Data ports located inside armrest, ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater. 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), TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED with overdrive, tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking.

Features & options (121)

  • Basic
  • Corrosion
  • Maintenance
  • Roadside Assistance
  • Max seating capacity
  • Fuel System
  • Fuel tank capacity
  • Horsepower
  • Towing capacity
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth
  • Bose Premium Sound System
  • SiriusXM with 360L Trial Subscription
  • Steering-wheel mounted controls
  • Wi-Fi Hotspot capable
  • Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones
  • 17" 255/80R17SL all-season, blackwall spare tire
  • 17" full-size spare steel wheel with Black finish
  • 20" 275/60R20SL all-terrain, blackwall tires
  • 20" Polished aluminum wheels with technical gray painted accents
  • 6" chrome rectangular full length assist steps
  • 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
  • Assist handles
  • Carpeted floor covering
  • Compass
  • Cruise control
  • Driver memory
  • Dual-zone automatic climate control
  • Front bucket seats
  • Front carpeted floor mats
  • Front center console
  • Heated driver and front outboard passenger seats
  • Heated steering wheel
  • In-Vehicle Trailering App
  • Inside rearview auto-dimming mirror
  • Keyless Open and Start
  • Outside temperature display
  • Power door locks
  • Power tilt and telescoping steering column
  • 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
  • Ventilated driver and front passenger seats
  • Wireless Charging
  • Wrapped steering wheel
  • 10-speed automatic transmission with Electronic Precision shift and front bucket seats
  • 220-amp alternator
  • 3.0L Duramax Turbo Diesel engine
  • 3.23 rear axle ratio
  • 4-wheel antilock disc brakes
  • 7,200 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
  • Electronic Transmission Range Selector
  • Engine block heater
  • External auxiliary transmission oil cooler
  • External engine oil cooler
  • Fully boxed frame
  • Heavy-duty 730 cold-cranking amps battery
  • Heavy-duty 850 cold-cranking amps battery
  • High-Capacity Suspension Package
  • Integrated trailer brake controller
  • Single-outlet exhaust
  • Single-speed Autotrac Transfer Case
  • LED Daytime Running Lamps
  • 6 airbags
  • Automatic Emergency Braking
  • Buckle to Drive
  • Following Distance Indicator
  • Forward Collision Alert
  • HD Rear Vision Camera
  • Hitch Guidance
  • Hitch View
  • 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
  • ProGrade Trailering System
  • SLT Convenience Package
  • SLT Premium Package

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 50 miles of Thornton, Colorado
Asking price$56,854Dealer asking price · 10 mi
Market value$58,439Market value · based on 38 comparable cars
vs. market Fair price-2.7%Fair price · based on 38 comparable cars

Where this price sits

Among the lowest-priced · 82% of 38 similar listings ask more than this car.

$52,384lowest$71,885highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-2.7%
−25%Market value+25%
Fair price$1,585 below the market value of $58,439

Price range

$56,854
$52,384$71,885
8th lowest price of 39 similar listings within 50 milesTick marks the market value · range of 38 similar listings

AutosXchange Insights

  • Compared with 38 new 2026 GMC Sierra 1500 SLT listings within 50 mi.
  • Priced $1,585 below the market value of 38 comparable cars.
  • 8th lowest price of 39 similar listings within 50 miles.
  • About 10 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # TZ533154 — 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. 1 price change at this dealership: $58,252 → $56,854 (−$1,398).

$56.5k$57.0k$57.5k$58.0k$58.5k$59.0kNov 9Nov 10Nov 11Nov 12Nov 13−$1,398 Nov 11

Market activity: GMC Sierra 1500 prices in the Mountain division: 10.2% of listings cut in 48 hours

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); 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 · new · within 50 miles of Thornton, Colorado. Showing the 12 nearest of 38 comparable cars for sale, nearest first.

More GMC Sierra 1500 near Thornton

All years and trims. Nearest first.