Southworth Chevrolet GMC

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2020 GMC Sierra 2500HD AT4



  • $8,000 SAVINGS
    $53,990 Southworth Sale Price

  • Savings $8,000

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Vehicle Information

VIN: 1GT19PEY7LF183951
Stock #: 50012
Model Code: TK20743
  • Condition Used
  • Body Style Crew Cab Truck
  • Exterior Color Dark Sky Metallic
  • Interior Color Black
  • Mileage 71,425
  • Engine 6.6L V8 Turbo Diesel
  • Transmission Automatic / 4WD

Highlighted Features

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

Dealer Comments

Introducing the magnificent 2020 GMC Sierra 2500HD AT4! This bad boy comes with a squeaky clean Car Fax, boasting a powerful 6.6L Duramax Turbo Diesel that's equipped with 4 Wheel Drive, so you can conquer any terrain with ease.Prepare to be blown away by the luxurious features this beauty has to offer. Picture yourself starting from the comfort of your home with the Remote Start feature. Oh, and did we mention the Navigation System? Because we know you are not going to stop for directions.Safety? We've got you covered. The Surround Vision Camera System will make you feel like you have eyes in the back of your head. And let's not forget about the Leather Seating that will make you feel like you're sitting on a cloud.Feeling a bit chilly? No worries! The Heated & Cooled Front Seats and Heated Steering Wheel will keep you toasty warm, even on the coldest of days. Plus, the Heated 2nd Row Seats will ensure your passengers are as cozy as can be.Planning on towing? We've got your back. With the Trailering Towing Package, Trailer Brake, and 5th Wheel/Gooseneck Prep Pkg, you'll be able to haul anything your heart desires. And to protect your precious cargo, we've included a Sprayed In Bed Liner, so you can say goodbye to scratches and dents.The Multi Pro Tailgate is a game-changer. Who doesn't love a tailgate party? And to top it all off, this beauty has undergone a thorough 45 Multi Point Inspection by our Certified Technicians, ensuring it's in tip-top shape. With a fresh oil change and new filter along with new front rotors, she's ready for the road.

Free CarFax

All Features

  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • Pickup bed includes bed assist step
  • Hill Descent Control
  • Transfer case, two-speed active, electronic Autotrac with push button control
  • Differential, heavy-duty locking rear
  • Four wheel drive
  • Air filter, high-capacity
  • Air filtration monitoring
  • Alternator, 170 amps
  • Trailer brake controller, integrated
  • 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.)
  • Recovery hooks, Red
  • Skid Plates protect the oil pan, front axle and transfer case
  • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
  • Suspension, Off-Road includes twin-tube shocks
  • Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue.
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Brake lining wear indicator
  • Wheels, 18" (45.7 cm) 6-spoke machined aluminum with high gloss Black accents
  • Tires, LT275/70R18E all-terrain, blackwall
  • Tire, spare LT275/70R18 all-terrain, blackwall
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Bumper, front, body-color lower
  • Bumper, rear body-color with corner steps
  • CornerStep, rear bumper
  • Bed Liner, Spray-on, Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (AT4 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
  • Cargo tie downs (12), fixed rated at 500 lbs per corner
  • Wheelhouse liners, rear
  • Moldings, beltline, Black
  • Grille (Painted Black surround with high gloss Black mesh and Black chrome inserts.)
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • Fog lamps, LED
  • Lamps, cargo area cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel.
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Taillamps, LED signature taillight with LED stop and reverse light
  • 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]) (Molded in color Black.)
  • Glass, deep-tinted
  • Door handles, body-color
  • 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
  • Tailgate and bed rail protection caps, top
  • Audio system, Premium GMC Infotainment System with 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 (As of 4-17-20 Dealer upgrade to navigation is no longer available to order. Includes (PZ8) Hitch Guidance with hitch view.)
  • 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.)
  • Audio system feature, 6-speaker system
  • Bluetooth® for phone, connectivity to vehicle infotainment system
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Seats, front bucket with center console
  • Seat trim, Perforated leather-appointed front
  • Seat adjuster, driver 10-way power including lumbar
  • Seat adjuster, passenger 10-way power including lumbar
  • Seating, heated driver and front outboard passenger
  • Seats, ventilated driver and front passenger
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Seats, heated second row outboard seats
  • 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)
  • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • Floor covering, color-keyed carpeting
  • LPO, All-weather floor liners, 1st and 2nd rows (includes AT4 logo)
  • Steering wheel, leather-wrapped
  • Steering wheel, heated
  • Steering wheel audio controls
  • Steering column, manual Tilt-Wheel and telescoping
  • Steering column, lock control, electrical
  • Driver Information Center, 4.2" diagonal color display includes driver personalization
  • Exterior Temperature Display, located in radio display
  • Compass, located in instrument cluster
  • Rear Seat Reminder
  • Windows, power front, drivers express up/down
  • Window, power front, passenger express up/down
  • Windows, power rear, express down
  • Door locks, power
  • Keyless Open and Start
  • Remote vehicle starter system
  • Cruise control, steering wheel-mounted
  • Theft-deterrent system, unauthorized entry
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • USB ports, 2 (first row) located on instrument panel
  • USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
  • Power outlet, front auxiliary, 12-volt
  • Power outlet, rear auxiliary, 12-volt
  • USB ports, dual, charge-only (2nd row)
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Air conditioning, dual-zone automatic climate control
  • Air vents, rear
  • Defogger, rear-window electric
  • Mirror, inside rearview auto-dimming
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details)
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Daytime Running Lamps, LED signature lighting
  • 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.)
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • 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
  • 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)
  • Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering
  • ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
  • Tow Hitch
  • Running Boards/Side Steps
  • Locking/Limited Slip Differential
  • Four Wheel Drive
  • Tow Hooks
  • Power Steering
  • ABS
  • 4-Wheel Disc Brakes
  • Aluminum Wheels
  • Tires - Front All-Terrain
  • Tires - Rear All-Terrain
  • Conventional Spare Tire
  • Bed Liner
  • Daytime Running Lights
  • Fog Lamps
  • Heated Mirrors
  • Power Mirror(s)
  • Integrated Turn Signal Mirrors
  • Power Folding Mirrors
  • Privacy Glass
  • Integrated Tailgate Step
  • AM/FM Stereo
  • MP3 Player
  • Bluetooth® Connection
  • Auxiliary Audio Input
  • Smart Device Integration
  • HD Radio
  • Satellite Radio
  • Requires Subscription
  • Bluetooth® Connection
  • WiFi Hotspot
  • Bucket Seats
  • Leather Seats
  • Power Driver Seat
  • Driver Adjustable Lumbar
  • Power Passenger Seat
  • Passenger Adjustable Lumbar
  • Heated Front Seat(s)
  • Heated Front Seat(s)
  • Cooled Front Seat(s)
  • Mirror Memory
  • Seat Memory
  • Heated Rear Seat(s)
  • Pass-Through Rear Seat
  • Floor Mats
  • Leather Steering Wheel
  • Heated Steering Wheel
  • Steering Wheel Audio Controls
  • Adjustable Steering Wheel
  • Power Windows
  • Power Windows
  • Power Windows
  • Power Door Locks
  • Keyless Entry
  • Power Door Locks
  • Keyless Start
  • Remote Engine Start
  • Cruise Control
  • Security System
  • MP3 Player
  • Auxiliary Audio Input
  • MP3 Player
  • Auxiliary Audio Input
  • Power Outlet
  • Power Outlet
  • Climate Control
  • Multi-Zone A/C
  • A/C
  • Rear Defrost
  • Auto-Dimming Rearview Mirror
  • Traction Control
  • Stability Control
  • Daytime Running Lights
  • Driver Air Bag
  • Passenger Air Bag
  • Front Side Air Bag
  • Front Head Air Bag
  • Rear Head Air Bag
  • Passenger Air Bag Sensor
  • Telematics
  • Requires Subscription
  • Back-Up Camera
  • Back-Up Camera
  • Driver Restriction Features
  • Tire Pressure Monitor
  • Electrical
    • Cold Cranking Amps @ 0° F (Primary): 720
    • Maximum Alternator Capacity (amps): 170
    • Maximum Alternator Watts: N/A
  • Cooling System
    • Total Cooling System Capacity (qts): - TBD -
  • Weight Information
    • Gross Axle Wt Rating - Front (lbs): 5600
    • Gross Axle Wt Rating - Front (lbs): 4800
    • Gross Axle Wt Rating - Rear (lbs): 6600
    • Curb Weight - Front (lbs): 3854
    • Curb Weight - Rear (lbs): 2788
    • Gross Vehicle Weight Rating Cap (lbs): 10650
    • Gross Combined Wt Rating (lbs): 26000
    • Gross Combined Wt Rating (lbs): 24000
  • Trailering
    • Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
    • Dead Weight Hitch - Max Tongue Wt. (lbs): 500
    • Wt Distributing Hitch - Max Trailer Wt. (lbs): 18500
    • Wt Distributing Hitch - Max Trailer Wt. (lbs): 14500
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 1850
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 1450
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 18500
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 16700
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4625
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 4175
    • Maximum Trailering Capacity (lbs): 18500
  • Suspension
    • Suspension Type - Front: Torsion Bar
    • Suspension Type - Rear: 3-Stage Leaf
    • Spring Capacity - Front (lbs): - TBD -
    • Spring Capacity - Rear (lbs): - TBD -
    • Axle Type - Front: - TBD -
    • Axle Type - Rear: - TBD -
    • Axle Capacity - Front (lbs): - TBD -
    • Axle Capacity - Rear (lbs): - TBD -
    • Axle Ratio (:1) - Front: 3.73
    • Axle Ratio (:1) - Rear: 3.73
    • Shock Absorber Diameter - Front (mm): 51
    • Shock Absorber Diameter - Rear (mm): 51
    • Stabilizer Bar Diameter - Front (in): 1.38
  • Brakes
    • Brake Type: Pwr
    • Brake ABS System: 4-Wheel
    • Disc - Front (Yes or ): Yes
    • Disc - Rear (Yes or ): Yes
    • Front Brake Rotor Diam x Thickness (in): 13 x 1.18
    • Rear Brake Rotor Diam x Thickness (in): 13.6 x 0.79
  • Tires
    • Front Tire Order Code: QF6
    • Rear Tire Order Code: QF6
    • Spare Tire Order Code: ZYG
    • Front Tire Size: LT275/70R18E
    • Rear Tire Size: LT275/70R18E
    • Spare Tire Size: LT275/70R18
    • Front Tire Capacity (lbs): 3020
    • Rear Tire Capacity (lbs): 3351
    • Spare Tire Capacity (lbs): 3638
    • Revolutions/Mile @ 45 mph - Front: N/A
    • Revolutions/Mile @ 45 mph - Rear: N/A
    • Revolutions/Mile @ 45 mph - Spare: N/A
  • Wheels
    • Front Wheel Size (in): 18" x - TBD -
    • Rear Wheel Size (in): 18" x - TBD -
    • Spare Wheel Size (in): 18 x - TBD -
    • Front Wheel Material: Aluminum
    • Rear Wheel Material: Aluminum
    • Spare Wheel Material: Steel
  • Steering
    • Steering Type: Pwr Recirculating Ball
    • Steering Ratio (:1), On Center: - TBD -
    • Steering Ratio (:1), At Lock: - TBD -
    • Turning Diameter - Curb to Curb (ft): 52.7
    • Turning Diameter - Wall to Wall (ft): N/A
  • Frame
    • Frame Type: - TBD -
  • Fuel Tank
    • Fuel Tank Capacity, Approx (gal): 36
    • Fuel Tank Location: - TBD -
  • Exterior Dimensions
    • Wheelbase (in): 158.94
    • Length, Overall (in): 250.08
    • Width, Max w/o mirrors (in): 81.85
    • Height, Overall (in): 79.82
    • Overhang, Front (in): - TBD -
    • Overhang, Rear w/o bumper (in): - TBD -
    • Front Bumper to Back of Cab (in): - TBD -
    • Cab to Axle (in): 42.1
    • Cab to End of Frame (in): - TBD -
    • Ground to Top of Load Floor (in): - TBD -
    • Ground to Top of Frame (in): - TBD -
    • Frame Width, Rear (in): - TBD -
    • Ground Clearance, Front (in): 10.12
    • Ground Clearance, Rear (in): 10.12
  • Cargo Area Dimensions
    • Cargo Box Length @ Floor (in): 82.2
    • Cargo Box Width @ Top, Rear (in): - TBD -
    • Cargo Box Width @ Floor (in): 71.4
    • Cargo Box Width @ Wheelhousings (in): 51.85
    • Cargo Box (Area) Height (in): 21
    • Tailgate Width (in): - TBD -
    • Cargo Volume (ft³): 69.5
    • Ext'd Cab Cargo Volume (ft³): - TBD -
  • Interior Dimensions
    • Passenger Capacity: 5
    • Front Head Room (in): 43.03
    • Front Leg Room (in): 44.53
    • Front Shoulder Room (in): 66.02
    • Front Hip Room (in): 61.18
    • Second Head Room (in): 39.88
    • Second Leg Room (in): 43.4
    • Second Shoulder Room (in): 65.3
    • Second Hip Room (in): 60.24
  • Summary
    • Vehicle Name: GMC Sierra 2500HD
    • Body Style: Crew Cab Pickup
    • Body Code: E63
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Tax, title, license and service fees (unless itemized above) are extra. MSRP might not represent the final sale price. Not available with special finance or lease offers. Not everyone qualifies for displayed sale prices. Please contact the dealer to see what you rebates, incentives and special pricing you qualify for. MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the Fuel Economy portion of the EPA's website for details, including a MPG recalculation tool).