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O'Meara GMC · Thornton, CO

2023 GMC Sierra 1500 Denali

37,458 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2023
MakeGMC
ModelSierra 1500
TrimDenali
Stock numberPP8888
Mileage37,458 miles
BodyPickup
Engine5.3L 8-cyl
Cylinders8
Displacement5.3L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
MPG16 city
ExteriorOnyx Black
InteriorAtmosphere/Brownstone, Forge perforated leather se
Doors4

Vehicle description

Denali trim, Onyx Black exterior and Jet Black interior. KEY FEATURES INCLUDE Leather Seats, Navigation, 4x4, Heated Rear Seat, Back-Up Camera, Running Boards, Satellite Radio, iPod/MP3 Input, Onboard Communications System, Aluminum Wheels MP3 Player, Keyless Entry, Privacy Glass, Heated Mirrors. GMC Denali with Onyx Black exterior and Jet Black interior features a 8 Cylinder Engine with 355 HP at 5600 RPM*. OPTION PACKAGES DENALI PREFERRED EQUIPMENT GROUP: includes standard equipment, 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), Window, Power Front, Passenger Express Up/Down, Windows, Power Front, Drivers Express Up/Down, Gmc Premium Information Display- 13.4" Diagonal Multicolor I Touch Screen, Steering Wheel, Heated, Steering Wheel, Wrapped, Seats, Ventilated Driver And Front Passenger, Seating, Heated Driver And Front Outboard Passenger, Seat Adjuster, Passenger 10-Way Power Including Lumbar, Seat Adjuster, Driver 10-Way Power Including Lumbar, Trailering Package Includes Trailer Hitch, 7-Pin And 4-Pin Connectors And (Ctt) Hitch Guidance, Steering Wheel Audio Controls, Bluetooth® For Phone Connectivity To Vehicle Infotainment System, Bose Sound System, Premium 7-Speaker System With Richbass Woofer, Engine, 5.3L Ecotec3 V8 (355 Hp [265 Kw] @ 5600 Rpm, 383 Lb-Ft Of Torque [518 Nm] @ 4100 Rpm); Featuring Dynamic Fuel Management, Cruise Control, Steering Wheel-Mounted, Stabilitrak, Stability Control System With Proactive Roll Avoidance And Traction Control, Includes Electronic Trailer Sway Control And Hill Start Assist. A GREAT VALUE This Sierra 1500 is priced $2,100 below Kelley Blue Book. Pricing analysis performed on 11/6/2026.

Features & options (4)

  • Max seating capacity
  • Fuel System
  • Fuel tank capacity
  • Horsepower

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$49,247Dealer asking price · 37,458 mi
Market value$52,047Market value · based on 11 comparable cars
vs. market-5.4%Not rated · prices vary widely

Where this price sits

In the typical middle range · 64% of 11 similar listings ask more than this car.

$40,364lowest$58,089highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-5.4%
−25%Market value+25%
Not rated · comparable prices vary too widely$2,800 below the market value of $52,047

Price range

$49,247
$40,364$58,089
5th lowest price of 12 similar listings within 50 milesTick marks the market value · range of 11 similar listings

AutosXchange Insights

  • Compared with 11 used 2022–2024 GMC Sierra 1500 Denali listings within 50 mi.
  • Priced $2,800 below the market value of 11 comparable cars.
  • 5th lowest price of 12 similar listings within 50 miles.
  • Has about 20,000 fewer miles than similar listings.
  • About 9,365 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # PP8888 — 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 ($49,247).

$49.0k$49.1k$49.2k$49.3k$49.4k$49.5kNov 9Nov 10Nov 11Nov 12Nov 13

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 2022–2024 Sierra 1500 Denali · used · any miles · within 50 miles of Thornton, Colorado. All 11 comparable cars for sale, nearest first.

More GMC Sierra 1500 near Thornton

All years and trims. Nearest first.