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  5. Sierra 2500 HD
  6. Crew Cab Standard Box 4-Wheel Drive Denali

2020 GMC Sierra 2500 HD Crew Cab Standard Box 4-Wheel Drive Denali

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Vehicle Information

VIN: 1GT49REY0LF122093
Stock #: G22671
Model Code: TK20743
  • Body Style Crew Cab Pickup - Standard Bed
  • Exterior Color Onyx Black
  • Interior Color Jet Black
  • Mileage 90,324
  • Engine V8, 6.6L
  • Transmission automatic
  • Fuel Type Diesel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Discover rugged capability and premium comfort in this pre-owned 2020 GMC Sierra 2500 Denali 4WD, now available in Brandon, MS. Powered by a commanding V8, 6.6L Diesel engine, this heavy-duty pickup is built to handle tough towing, demanding job sites, and weekend adventures with confidence. The Denali trim delivers upscale refinement with leather seats, advanced technology, and a bold exterior that stands out on any road.

This GMC Sierra 2500 Denali is equipped with Lane Departure Warning and Cross-Traffic Alert to help enhance driver awareness, while Hands Free Bluetooth® keeps you connected on the go. The Off-Road Package adds extra capability for rough terrain, making this truck an excellent choice for work or play. Inside, you'll find a spacious cabin designed for comfort, convenience, and long-distance driving support.

If you are shopping for a dependable pre-owned diesel truck in Brandon, MS, this 2020 GMC Sierra 2500 Denali deserves a close look. With serious power, 4WD confidence, and premium Denali features, it offers the strength and sophistication that truck buyers want. Whether you need a dependable work truck or a refined daily driver, this GMC Sierra 2500 Denali delivers standout performance, advanced safety features, and upscale comfort in one package today. Contact us today to learn more or schedule your test drive.

Eligible Benefits

View CARFAX report

All Features

  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Audio system, Premium GMC Infotainment System with Navigation and 8" diagonal color touch-screen includes multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings. Includes greater memory. (Includes (PZ8) Hitch Guidance with hitch view.
  • Bluetooth® for phone, connectivity to vehicle infotainment system
  • Bose Sound System, premium 7-speaker system with Richbass woofer
  • Radio, HD
  • SiriusXM Radio with 360L Equipped with SiriusXM with 360L. Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. (IMPORTANT: The SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM Customer Agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features, and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.)
  • Assist steps, chromed tubular, 6" rectangular cab length (factory installed)
  • Bed Liner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Denali logo replaces GMC logo. Not available with any Ship Thrus EXCEPT (VSH), (VTV), (TCH) or (TCE).)
  • BedStep, Black integrated on forward portion of bed on driver and passenger side
  • Bumper, front, body-color lower
  • Bumper, rear body-color with corner steps
  • Cargo tie downs (12), fixed rated at 500 lbs per corner
  • CornerStep, rear bumper
  • Door handles, chrome
  • Fog lamps, LED
  • Glass, deep-tinted
  • Grille (Signature Denali grille with high gloss Black mesh and Chrome inserts.)
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • IntelliBeam, automatic high beam on/off
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Lamps, Smoked Amber LED roof marker, (LED) (Not available with (YF5) California state emissions requirements.)
  • Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel.
  • Mirror caps, chrome
  • Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm])
  • Moldings, beltline, stainless steel
  • Tailgate and bed rail protection caps, top
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Taillamps, LED signature taillight with LED stop and reverse light
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Tire, spare LT275/70R18 all-terrain, blackwall
  • Tires, LT275/65R20 all-terrain, blackwall
  • Wheelhouse liners, rear
  • Wheels, 20" (50.8 cm) multi-dimensional Polished aluminum
  • 1st and 2nd Row All-Weather Floor Liner
  • 20" Chrome Aluminum Wheels
  • 4G LTE Wi-Fi Hotspot capable mobile hotspot internet access
  • 6 USB ports
  • Apple CarPlay/Android Auto smart device mirroring
  • AutoTrac part and full-time 4WD
  • Auxiliary camera
  • Bed View Camera
  • Bluetooth® handsfree wireless device connectivity
  • Bluetooth® wireless audio streaming
  • Bose speakers
  • Brake assist system
  • Cruise control with steering wheel mounted controls
  • Denali Ultimate Package: Power Sunroof
  • Driver seat power reclining
  • Dual-zone front climate control
  • Duramax 6.6L V-8
  • Duramax 6.6L V-8 direct injection
  • External memory control
  • First-row sliding and tilting glass sunroof with power 1-touch activation sunshade
  • Forward Collision Alert with Automatic Braking
  • Front mounted camera
  • Front wireless smart device charging
  • Gooseneck/5th Wheel Package: Gooseneck/5th Wheel Prep Package
  • Head-up display
  • Heated driver and front passenger seats
  • Heated rear seats
  • Heated steering wheel
  • High Idle Switch
  • Hitch Guidance vehicle to trailer hitching assist
  • Hitch Package
  • Immobilizer
  • Integrated navigation system
  • IntelliBeam auto high-beam headlights
  • Internet radio capability
  • Keyfob remote start
  • Keyfob window control
  • Keyless Open/Keyless Start with hands-free access and push button start
  • Lane Change Alert with Side Blind Zone Alert blind spot warning
  • Lane Departure Warning
  • Leather front seat upholstery
  • Left side camera
  • Onyx Black
  • Pickup box camera
  • Power Sunroof
  • Preferred Equipment Group 5SA: HD Rear Vision Camera; LED Cargo Area Lighting; Remote Vehicle Starter System; 2 USB Ports (1st Row); Power Sliding Rear Window with Defogger; Safety Alert Seat; Electric Rear-Window Defogger; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Signature Denali Grille; Compass Located in Instrument Cluster; Electrical Lock Control Steering Column; Driver Alert Package II; 120-Volt Instrument Panel Power Outlet; LED Smoked Amber Roof Marker Lamps; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Steering Wheel Audio Controls; Universal Home Remote; Driver Alert Package I; OnStar and GMC Connected Services Capable; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Box Bed Liner with Denali Logo; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; Premium GMC Infotainment System Radio with Navigation; Power Windows with Driver Express Up/down; Heated and Ventilated Front Bucket Seats; Manual Tilt-Wheel/telescoping Steering Column; 2nd Row Dual USB Charge-Only Ports; Keyless Open and Start; ProGrade Trailering System; Rear Wheelhouse Liners; 6" Rectangular Chromed Tubular Assist Steps; 12-Volt Rear Auxiliary Power Outlet; 2 USB Ports; Polished Exhaust Tip; Power Door Locks; Chrome Recovery Hooks
  • Primary monitor touchscreen
  • Push-button
  • Rear Cross-Traffic Alert collision warning
  • Right side camera
  • Technology Package: HD Surround Vision with 2 Trailer View Camera Provisions; Multicolor 15" Diagonal Head-Up Display; Keyless Open and Start; Bed View Camera; Rear Camera Mirror
  • Teen Driver restricted driving mode/alerts
  • Trailer Tire Pressure Monitor Sensors
  • Trailer brake controller
  • Trailer light malfunction warning
  • Trailer light test
  • Trailer sway control
  • Trailer theft alarm
  • Trailer tire pressure and temperature sensors
  • Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only
  • Ventilated driver and front passenger seats
  • Video-feed rearview mirror
  • cushion tilt
  • diesel
  • fore/aft control and height adjustable control
  • intercooled turbo
  • lumbar support
  • Air conditioning, dual-zone automatic climate control
  • Air vents, rear
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • Compass, located in instrument cluster
  • Cruise control, steering wheel-mounted
  • Defogger, rear-window electric
  • Door locks, power
  • Driver Information Center, enhanced, 8" diagonal multicolor digital display includes analog speedometer and tachometer gauges
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Exterior Temperature Display, located in radio display
  • Floor covering, color-keyed carpeting
  • Floor mats, carpeted front (Unique premium carpet. Deleted when LPO floor liners are ordered.)
  • Floor mats, carpeted rear (Unique premium carpet. Deleted when LPO floor liners are ordered.)
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details)
  • Keyless Open and Start
  • Mirror, inside rearview auto-dimming
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Power outlet, front auxiliary, 12-volt
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • Power outlet, rear auxiliary, 12-volt
  • Rear Seat Reminder
  • Remote vehicle starter system
  • Seat adjuster, driver 10-way power including lumbar
  • Seat adjuster, passenger 10-way power including lumbar
  • Seat trim, Forge perforated leather-appointed
  • Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models, includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor) (Rear seat is leather-appointed.)
  • Seating, heated driver and front outboard passenger
  • Seats, front bucket with center console
  • Seats, heated second row outboard seats
  • Seats, ventilated driver and front passenger
  • Steering column, lock control, electrical
  • Steering column, manual Tilt-Wheel and telescoping
  • Steering wheel audio controls
  • Steering wheel, heated
  • Steering wheel, leather-wrapped
  • Theft-deterrent system, unauthorized entry
  • USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
  • USB ports, 2 (first row) located on instrument panel
  • USB ports, dual, charge-only (2nd row)
  • Universal Home Remote
  • Window, power front, passenger express up/down
  • Window, power, rear sliding with rear defogger
  • Windows, power front, drivers express up/down
  • Windows, power rear, express down
  • Wireless Charging
  • Air filter, high-capacity
  • Air filtration monitoring
  • Brake lining wear indicator
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Differential, heavy-duty locking rear
  • Four wheel drive
  • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
  • Hill Descent Control
  • In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert ONLY when (PTT) trailer tire pressure monitor system is factory ordered and sensors are installed.)
  • LPO, Chrome recovery hooks (dealer-installed)
  • Pickup bed includes bed assist step
  • Skid Plates protect the oil pan, front axle and transfer case
  • Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue.
  • Suspension, Off-Road includes twin-tube shocks
  • Trailer brake controller, integrated
  • Transfer case, two-speed active, electronic Autotrac with push button control
  • AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8" DIAGONAL COLOR TOUCH-SCREEN includes multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings. Includes greater memory. (Includes (PZ8) Hitch Guidance with hitch view. (STD) (IOT)
  • BED VIEW CAMERA camera in the CHMSL to show a view of the cargo bed, includes Two Trailer Camera Provisions (Included with (CMT) Gooseneck / 5th Wheel Prep Package. When (CWM) Technology Package is ordered, Trailer View Camera Provisions is replaced with (UVS) HD Surround Vision.) (UVN)
  • DENALI PREFERRED EQUIPMENT GROUP includes standard equipment (5SA)
  • DENALI ULTIMATE PACKAGE includes (CWM) Technology Package and (CF5) power sunroof *GROSS* (PEC)
  • EMISSIONS, FEDERAL REQUIREMENTS (FE9)
  • GOOSENECK / 5TH WHEEL PACKAGE includes (Z6A) Gooseneck / 5th Wheel Prep Package. (Includes (UVN) Bed View Camera.) (CMT)
  • GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness). (Included and only available with (CMT) Gooseneck / 5th Wheel Prep Package.) (Z6A)
  • HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS provides the driver with an overhead view of the scene around the vehicle on a center stack display (Included and only available with (CWM) Technology Package. Recommend ordering (TRO) Auxiliary Trailer Camera, LPO if transparent trailer camera view is desired.) (UVS)
  • HIGH IDLE SWITCH (UF3)
  • JET BLACK, FORGE PERFORATED LEATHER-APPOINTED SEAT TRIM (H2X)
  • LPO, 20" (50.8 CM) CHROME ALUMINUM WHEELS (Requires (QF9) LT275/65R20 all-terrain, blackwall tires. Please note that the 20" factory installed wheels will be required with 20" LPO wheels. (dealer installed) Accessory LPO wheels are a second set of wheels. Please ensure customer desires 2 sets of wheels before ordering.) (SHL)
  • LPO, ALL-WEATHER FLOOR LINER, 1ST AND 2ND ROWS (Included with (PDH) GMC Interior Protection Package, LPO. Replaces factory floor mats.) (dealer-installed) (RIA)
  • LPO, HITCH PACKAGE Gooseneck ball and chain tiedown kit with case, (Requires (CMT) Gooseneck / 5th Wheel Prep Package. Not available with (VBR) rubber bed mat, LPO.) (dealer-installed) (SNO)
  • MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY (Included and only available with (CWM) Technology Package.) (UV6)
  • ONYX BLACK (Available at extra charge.) (GBA)
  • PICKUP BED includes bed assist step (STD) (E63)
  • REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING WITH FULL CAMERA DISPLAY (Included and only available with (CWM) Technology Package.) (DRZ)
  • SEATS, FRONT BUCKET with center console (STD) (A50)
  • SUNROOF, POWER (Included in (PEC) Denali Ultimate Package. Not available with a government order type (FBC) and (FGO).) (CF5)
  • TECHNOLOGY PACKAGE includes (UVS) HD Surround Vision, (DRZ) Rear Camera Mirror, (UVN) Bed View Camera and (UV6) Multicolor 15" Diagonal Head-Up Display (Included with (PEC) Denali Ultimate Package.) (CWM)
  • TRAILER TIRE PRESSURE MONITOR SENSORS includes set of 4 sensors. Sensor functionality requires (U1D) In-vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories (PTT)
  • Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
  • Automatic Emergency Braking
  • Daytime Running Lamps, LED signature lighting
  • Following Distance Indicator
  • Forward Collision Alert
  • Front and Rear Park Assist, ultrasonic
  • HD Rear Vision Camera
  • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
  • Hitch Guidance with Hitch View with image adjustment, Pan/Zoom/Tilt
  • Lane Change Alert with Side Blind Zone Alert
  • Lane Departure Warning
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Rear Cross Traffic Alert
  • Safety Alert Seat
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
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May not represent actual vehicle. (Options, colors, trim and body style may vary)

*Based on model year EPA mileage ratings. Use for comparison purposes only. Your actual mileage will vary, depending on how you drive and maintain your vehicle, driving conditions, battery pack age/condition (hybrid only) and other factors.