Used GMC Sierra 2500HDs for sale in Milton, ON

FOR SALE: 2022 GMC Sierra 2500HD SLE 4WD | Kodiak & Convenience Packages | Onyx Black

Built to handle tough jobs with style, this 2022 GMC Sierra 2500HD SLE blends heavy-duty capability with comfort, tech, and off-road readiness. Finished in bold Onyx Black with a Jet Black interior, this truck is perfect for work, towing, or weekend adventures.

Performance & Capability

6.6L V8 Gasoline Engine for commanding torque and power

6-Speed Automatic Transmission for smooth performance under load

Four-Wheel Drive (4WD) with Two-Speed Electronic Transfer Case

Off-Road Suspension Package (X31) with Skid Plates and Hill Descent Control

Auto Locking Rear Differential for improved traction

Snow Plow Prep Package: Heavy-duty front springs, high-capacity air filter, 220-amp alternator

Gooseneck/5th Wheel Prep with factory bed holes and 7-pin trailer harness

Trailering Equipment including Trailer Brake Controller, Hitch Guidance with Hitch View, and In-Vehicle Trailering App

20" 6-Spoke Aluminum Wheels with All-Terrain Tires

Spray-On Bedliner and LED Cargo Area Lighting

Interior & Comfort

Jet Black Cloth Interior with 40/20/40 Split Front Bench

10-Way Power Drivers Seat with Lumbar Support

Manual Passenger Seat with 4-Way Adjustment

Tri-Zone Automatic Climate Control

Rear A/C Vents for second-row passengers

Power Sliding Rear Window and Rear Defroster

Rear Underseat Storage Package

Color-Keyed Carpet with Rubberized Front and Rear Floor Mats

Tilt and Telescoping Steering Column with Leather-Wrapped, Heated Steering Wheel

Front and Rear Power Outlets (12V and 120V AC)

Technology & Infotainment

8" GMC Premium Infotainment System with Touchscreen

Wireless Apple CarPlay® and Android Auto Compatibility

6-Speaker Audio System

SiriusXM Radio Capability (subscription required)

HD Rear Vision Camera

USB Ports (including 2 Charge-Only in Rear) and SD Card Reader

Wi-Fi® Hotspot Capable

Universal Home Remote

Remote Vehicle Start and Keyless Open & Start System

Theft-Deterrent System and Rear Seat Reminder

Safety & Driver Assistance

Airbags: Front, Side, and Head Curtain for driver and passengers

Teen Driver Mode for monitored driving behavior

Tire Pressure Monitoring System with Brake Lining Wear Indicator

Trailer Mirrors: Heated, Power-Adjustable, Auto-Dimming with Integrated Turn Signals

Rear Wheelhouse Liners and Front Recovery Hooks

Daytime Running Lamps, LED Fog Lamps, LED Roof Marker Lamps, and LED Headlamps

Exterior Styling & Utility

Onyx Black Exterior with Chrome Front and Rear Bumpers

GMC MultiPro Tailgate with Power Lock & Release

Manual Tailgate Lift Assist

Black Recovery Hooks and Chrome Lower Rear Bumper

Wheel Lock Package (Dealer Installed)

Front License Plate Bracket

Gooseneck/5th Wheel Prep Package

Why Buy This 2022 GMC Sierra 2500HD SLE?

This heavy-duty Sierra offers the rugged power you need with the modern conveniences you want. With a 6.6L V8 under the hood, off-road enhancements, towing-focused features, and comfort tech like a heated steering wheel, premium infotainment, and tri-zone climate controlthis truck is ready to work hard and ride easy. Whether you're hauling equipment, towing a trailer, or heading off the beaten path, the Sierra delivers strength, control, and versatility.

Contact us today to take a test drive and experience everything this 2022 Sierra HD has to offer.

Make: GMC
Model: Sierra 2500HD
Trim: Denali with Denali Ultimate & Technology Packages
Model Year: 2023
Drivetrain: 4WD (Autotrac Two-Speed Transfer Case)
Engine: Duramax 6.6L V8 Turbo Diesel (L5P)
Transmission: Allison 10-Speed Automatic (MGM)
Exterior Color: Onyx Black
Interior Color: Jet Black

Why This 2023 Sierra 2500HD Denali
This 2023 Sierra 2500HD Denali is equipped with the Denali Ultimate and Technology Packages, combining high-performance diesel capability with luxury-grade interior finishes and advanced driver assistance systems. From serious towing and off-road readiness to premium comfort and connectivity, its built to handle work and refinement in equal measure.

Performance and Capability
Duramax 6.6L V8 Turbo Diesel (L5P)

Allison 10-Speed Automatic Transmission (MGM)

Gooseneck/5th Wheel Prep Package (Z6A)

Snow Plow Prep Package (VYU)

Off-Road Suspension Package (Z71)

Autotrac Two-Speed Transfer Case (NQH)

Auto Locking Rear Differential (G80)

Engine Exhaust Brake and Hill Descent Control

Heavy-Duty Air Filter (K47)

220-Amp Alternator (KW5)

Trailer Brake Controller (JL1)

Advanced Trailering System (U1D)

Hitch Guidance with Hitch View (CTT, PZ8)

GVWR: 11,300 lbs (JFP)

Rear Axle Ratio: 3.42 (GU6)

Single Rear Wheel Configuration

Interior and Comfort
Heated and Ventilated Front Bucket Seats (KA1, KQV)

10-Way Power Driver Seat and 8-Way Passenger Seat (A2X, A7K)

Heated Rear Outboard Seats (KA6)

Heated, Leather-Wrapped Steering Wheel (KI3)

Tri-Zone Automatic Climate Control (CJ2)

Power Sliding Rear Window (A48)

Rear Seat Storage Package (SNR)

Power Sunroof (CF5)

Premium Floor Liners with Carpet Inserts (BKF, BKE)

Keyless Open and Start (ATH, BTM)

Remote Vehicle Start (BTV)

Technology and Infotainment
8" GMC Premium Infotainment System with Navigation (IOT)

8" Enhanced Digital Driver Information Display (UHS)

15" Multicolor Head-Up Display (UV6)

HD Surround Vision with Two Trailer Camera Provisions (UVS)

Bed View Camera (UVN)

Rear Camera Mirror (DRZ)

BOSE Premium Audio System (UQA)

Wireless Charging Pad (K4C)

Wireless Apple CarPlay and Android Auto

USB Ports including Instrument Panel, Rear Charging, and SD Card Reader (MCZ, MCZ, MCR)

120V AC Power Outlets in Cabin and Bed (KI4, KC9)

Wi-Fi Hotspot Capable (VV4)

Universal Home Remote (UG1)

Safety and Driver Assistance
Denali Ultimate Safety Features

Driver Alert Package I and II (PQB, PDJ)

Automatic Emergency Braking (UHY)

Lane Departure Warning (UFL)

Forward Collision Alert and Following Distance Indicator (UEU, UE4)

Rear Cross Traffic Alert and Lane Change Alert with Blind Zone (UFG, UKC)

Front and Rear Park Assist (UD5)

Driver Safety Alert Seat (HS1)

Tire Pressure Monitoring System (UJM)

Teen Driver Mode (TDM)

Exterior and Utility
20" Polished Aluminum Wheels (RQA)

All-Terrain Tires (QF9)

GMC MultiPro Tailgate with EZ-Lift, Power Lock and Release (QK2, QT5)

Spray-On Bedliner with LED Cargo Lighting (CGN, UF2)

Power-Retractable Assist Steps with LED Lighting (BRS)

Trailer Mirrors with Heating, Auto-Dimming, and Task Lighting (DZC)

LED Headlamps, Fog Lamps, and Roof Marker Lamps (T4L, T3U, U01)

Chrome Door Handles and Mirror Caps

Winter Grille Cover (BHP)

Chrome Front Recovery Hooks (VLQ)

This 2023 GMC Sierra 2500HD Denali is a rare combination of premium appointments and heavy-duty capability. With factory trailering prep, a fully equipped diesel powertrain, and the latest in GMCs safety and technology offerings, its ideal for buyers who need strength without sacrificing comfort or convenience.

For Sale: 2024 GMC Sierra 2500 Denali Duramax Diesel with Reserve Package
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Year: 2024
Make: GMC
Model: Sierra 2500 HD
Trim: Denali
Drivetrain: 4WD
Engine: 6.6L Duramax Turbo Diesel V8
Transmission: 10-Speed Allison Automatic
Exterior Color: Volcanic Red Tintcoat
Interior Color: Jet Black Leather
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Key Features & Highlights
Performance & Capability
6.6L Duramax Turbo Diesel V8 470 HP & 975 lb-ft of torque
Allison 10-Speed Automatic Transmission Smooth, heavy-duty shifting
AutoTrac Two-Speed Transfer Case Seamless transitions between drive modes
Off-Road Suspension with Skid Plates (Z71 Package) Built for rugged terrains
Auto-Locking Rear Differential (G80) Enhanced traction and stability
Heavy-Duty Air Filter & Engine Oil Cooler Built for extreme conditions
Trailer Brake Controller & Advanced Trailering System Increased towing control
Gooseneck/5th Wheel Prep Package Ready for serious towing needs
Exhaust Brake & Hill Descent Control Extra braking power and downhill control
Exterior Features
Denali Signature Chrome Grille & Accents Premium styling
20" High Gloss Black Aluminum Wheels Bold and aggressive look
Power-Retractable Assist Steps with LED Lighting Convenience & functionality
MultiPro Tailgate with Hitch View Versatile tailgate for all needs
LED Headlamps & Fog Lamps Exceptional visibility in all conditions
Spray-On Bedliner & Bed View Camera Protection & enhanced cargo monitoring
Power Sliding Rear Window with Defogger Added convenience and airflow
LED Cargo Bed Lighting Work-ready illumination
Interior & Comfort
Jet Black Leather Interior with Real Wood & Aluminum Trim Premium craftsmanship
Heated & Ventilated Front Seats Maximum comfort in all climates
Heated Rear Outboard Seats Keep passengers cozy in the winter
12 Digital Driver Information Center Fully configurable display
13.4 GMC Infotainment System with Google Built-In Seamless connectivity
Bose Premium Sound System Crystal-clear audio experience
Power Sunroof Open-air driving enjoyment
Rear Seat Storage Package & Under-Seat Storage Smart cargo solutions
Wireless Charging & Multiple USB Ports Stay powered on the go
Technology & Safety
HD Surround Vision with Rear Camera Mirror Enhanced visibility
Adaptive Cruise Control Smart and effortless highway driving
Lane Departure Warning & Lane Keep Assist Added safety on long drives
Forward Collision Alert with Automatic Emergency Braking Critical crash prevention
Rear Cross-Traffic Alert & Trailer Side Blind Zone Alert Increased awareness
Trailer Camera Provisions & Hitch Guidance Simplified towing maneuvers
Teen Driver Mode & Buckle-to-Drive Extra security features for new drivers
Wi-Fi Hotspot Capable & OnStar Services Stay connected wherever you go
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Why Choose This Sierra?
The 2024 GMC Sierra 2500 Denali is the ultimate blend of luxury, power, and technology. With its Duramax Diesel engine, premium Denali interior, and advanced towing features, this truck is perfect for both work and leisure. Whether you're hauling, off-roading, or cruising in comfort, the Denali experience is unmatched.

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.

Driven as demonstrator vehicle. Wallace Chevrolet Cadillac Buick GMC is Milton's premier Chevrolet, Cadillac, Buick, and GMC dealership in Milton, Ontario. We offer an extensive selection of new and used cars, SUVs, and trucks, and our top priority is customer satisfaction, and an exceptional car buying and ownership experience. Were proud to serve the Milton and Mississauga areas, Halton Region, and the Greater Toronto Area as a leader in the auto industry. Beyond sales, we offer comprehensive auto repair and maintenance services to keep your vehicle running smoothly. Our certified technicians use state-of-the-art equipment to provide top-notch service, ensuring your car, SUV, or truck receives the best care possible. Experience the Wallace Chevrolet Cadillac Buick GMC difference today and discover why we Milton's premier GM dealer. Visit us to explore our inventory and experience our commitment to excellence in every aspect of the car ownership journey.

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.

Driven as demonstrator vehicle. Wallace Chevrolet Cadillac Buick GMC is Miltons premier Chevrolet, Cadillac, Buick, and GMC dealership in Milton, Ontario. We offer an extensive selection of new and used cars, SUVs, and trucks, and our top priority is customer satisfaction, and an exceptional car buying and ownership experience. Were proud to serve the Milton and Mississauga areas, Halton Region, and the Greater Toronto Area as a leader in the auto industry. Beyond sales, we offer comprehensive auto repair and maintenance services to keep your vehicle running smoothly. Our certified technicians use state-of-the-art equipment to provide top-notch service, ensuring your car, SUV, or truck receives the best care possible. Experience the Wallace Chevrolet Cadillac Buick GMC difference today and discover why we Miltons premier GM dealer. Visit us to explore our inventory and experience our commitment to excellence in every aspect of the car ownership journey.

This vehicle has been previously used as a demonstrator by the dealership. It qualifies for applicable new vehicle incentives and programs, subject to eligibility requirements set by the manufacturer or program provider.

Driven as demonstrator vehicle. Wallace Chevrolet Cadillac Buick GMC is Milton's premier Chevrolet, Cadillac, Buick, and GMC dealership in Milton, Ontario. We offer an extensive selection of new and used cars, SUVs, and trucks, and our top priority is customer satisfaction, and an exceptional car buying and ownership experience. We're proud to serve the Milton and Mississauga areas, Halton Region, and the Greater Toronto Area as a leader in the auto industry. Beyond sales, we offer comprehensive auto repair and maintenance services to keep your vehicle running smoothly. Our certified technicians use state-of-the-art equipment to provide top-notch service, ensuring your car, SUV, or truck receives the best care possible. Experience the Wallace Chevrolet Cadillac Buick GMC difference today and discover why we Milton's premier GM dealer. Visit us to explore our inventory and experience our commitment to excellence in every aspect of the car ownership journey.