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Serra Buick GMC · Washington, MI

2020 GMC Sierra 2500 HD Denali

104,074 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2020
MakeGMC
ModelSierra 2500 HD
TrimDenali
Stock numberDT28774A
Mileage104,074 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorPacific Blue Metallic

Vehicle description

This 2020 GMC Sierra 2500HD Denali is a commanding diesel-powered truck built for serious work and refined daily driving. Finished in striking Pacific Blue Metallic, it features the legendary 6.6L Duramax V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD capability. With the Denali Ultimate Package and gooseneck/5th wheel package, this Sierra is ready for whatever you demand from it. Key Features: - Gooseneck/5th Wheel Package with integrated trailer brake controller - Denali Ultimate Package with premium styling and technology - Bose Premium 7-Speaker Sound System with Apple CarPlay and Android Auto - Navigation System with HD Rear Vision Camera and surround vision capability - Heated and ventilated front seats with power adjustability and memory function - Power sunroof and wireless charging pad - 20 polished aluminum wheels with all-terrain capability - Engine block heater and 220-amp alternator for reliability in any condition This truck has been meticulously maintained and passed dealer inspection. The Duramax diesel engine delivers proven dependability, while the 4WD system handles challenging terrain with confidence. Interior amenities include dual-zone climate control, heated and cooled seating, and an advanced infotainment interface with 4G LTE Wi-Fi hotspot capability. Premium leather appointments and genuine wood trim accents create a cabin that balances rugged capability with upscale comfort. Equipped with comprehensive safety features including automatic emergency braking, lane departure warning, rear cross traffic alert, and an available surround vision system with trailer cameras, this Sierra protects you and your cargo. The trailering package includes hitch guidance with trailer view cameras and an integrated trailer brake controller for seamless towing control. Don't miss this exceptional Sierra 2500HD—visit us today to experience its power, capability, and refined comfort firsthand.

Features & options (11)

  • Bluetooth®
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Leather Seats
  • DriveType: Four Wheel Drive
  • Fuel System: Direct Injection
  • Fuel Tank Capacity: 36 gal
  • Fuel Type: Diesel Fuel
  • Horse Power: 445
  • Rear Wheel: Single

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 100 miles of Washington, Michigan
Asking price$44,690Dealer asking price · 104,074 mi
Market value$44,999Market value · based on 3 comparable cars
vs. market Fair price-0.7%Fair price · based on 3 comparable cars

Where this price sits

In the typical middle range · 67% of 3 similar listings ask more than this car.

$43,267lowest$47,775highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-0.7%
−25%Market value+25%
Fair price$309 below the market value of $44,999

Price range

$44,690
$43,267$47,775
2nd lowest price of 4 similar listings within 100 milesTick marks the market value · range of 3 similar listings

AutosXchange Insights

  • Compared with 3 used 2020–2021 GMC Sierra 2500 Denali listings within 100 mi.
  • Priced $309 below the market value of 3 comparable cars.
  • 2nd lowest price of 4 similar listings within 100 miles.
  • Has about 3,000 fewer miles than similar listings.
  • About 14,868 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # DT28774A — 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 ($44,690).

$44.4k$44.5k$44.6k$44.7k$44.8k$44.9kNov 9Nov 10Nov 11Nov 12

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

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 2020–2021 Sierra 2500 Denali · used · any miles · within 100 miles of Washington, Michigan. All 3 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Washington

All years and trims. Nearest first.