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2020 GMC Sierra 1500 AT4



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Vehicle Information

VIN: 3GTP9EED6LG106725
Stock #: 240150B
Model Code: TK10543
  • Body Style Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather-Appointed Front Seat Trim
  • Mileage 58,154
  • Fuel Economy
    City/Highway 16/21 MPG
  • Engine 5.3L EcoTec3 V8 engine with DFM
  • Transmission Automatic / 4WD

Highlighted Features

Feature availability subject to final vehicle configuration.

Dealer Comments

2020 GMC AT4 Sierra 1500

This vehicle Contains the following features and options: AT4 Preferred Package (Power Sliding Rear Window w/Rear Defogger, Premium Bose 7-Speaker Sound System, Radio: Premium GMC Infotainment Sys w/Navigation, SiriusXM w/360L, Universal Home Remote, and Wireless Charging), AT4 Premium Package, Driver Alert Package I (Lane Change Alert w/Side Blind Zone Alert, Perimeter Lighting, Rear Cross Traffic Alert, and Ultrasonic Front & Rear Park Assist), Driver Alert Package II (Adaptive Cruise Control - Camera, Automatic Emergency Braking, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, IntelliBeam Automatic High Beam On/Off, Lane Keep Assist w/Lane Departure Warning, and Safety Alert Seat), Technology Package (8 Driver Information Center, Bed View Camera, HD Surround Vision w/2 Trailer View Camera Provisions, High Gloss Black Mirror Caps, Multicolor 15 Diagonal Head-Up Display, and Rear Camera Mirror), Trailering Package, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 170 Amp Alternator, 18 x 8.5 Machined Aluminum Wheels, 2 USB Ports, 2 USB Ports (1st Row), 3.23 Rear Axle Ratio, 4-Wheel Disc Brakes, 4.2 Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, All-Weather Floor Liners w/AT4 Logo (LPO), Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, Auxiliary External Transmission Oil Cooler, Body-Color Surround Grille, Brake assist, Bumpers: body-color, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Electronic Stability Control, Floor-Mounted Center Console, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Connected Access Capable, HD Radio, HD Rear Vision Camera, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver & Front Outboard Passenger Seating, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty Rear Locking Differential, High-Capacity Air Filter, Hill Descent Control, Hitch Guidance, Hitch Guidance w/Hitch View, Illuminated entry, In-Vehicle Trailering App, Integrated Trailer Brake Controller, Keyless Open & Start, LED Cargo Area Lighting, Low tire pressure warning, Manual Tilt-Wheel & Telescoping Steering Column, Memory seat, Occupant sensing airbag, Off-Road Suspension, OnStar & GMC Connected Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Seat Trim, Power Door Locks, Power door mirrors, Power driver seat, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power passenger seat, Power Rear Windows w/Express Down, Power steering, Power windows, Premium audio system: GMC Infotainment System, ProGrade Trailering System, Radio data system, Radio: Premium GMC Infotainment Sys w/Multi-Touch, Rear Dual USB Charging-Only Ports, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Red Recovery Hooks, Remote keyless entry, Remote Vehicle Starter System, Security system, Speed control, Speed-sensing steering, Split folding rear seat, Spray-On Pickup Bed Liner w/AT4 Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachom

Eligible Benefits

View AutoCheck report.

All Features

  • Steering wheel audio controls
  • 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.)
  • Radio, HD
  • SiriusXM 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, 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
    • Note: (PZ8) Hitch Guidance with hitch view is included with trim.)
  • Bose Sound System, premium 7-speaker system: with Richbass woofer
  • Glass, deep-tinted
  • Door handles, body-color
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • Taillamps, LED signature taillight with LED stop and reverse light
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • Mirror caps, high gloss Black
  • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel.
  • Tire, spare 265/70R17SL all-season, blackwall
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • Bumper, front, body-color lower (Front bumper color will be high gloss black.)
  • Wheelhouse liners, rear
  • LED Cargo Area Lighting located in cargo box activated with switch on center switch bank or key fob
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) machined aluminum with Dark Grey accents (STD)
  • Grille (Body-color surround with high gloss Black mesh and Black chrome inserts. With (PCP) AT4 CarbonPro Edition the grille will have a unique grille surround with Black Chrome finish.)
  • Tailgate and bed rail protection caps, top
  • 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. Deleted with (PCP) AT4 CarbonPro Edition. Double Cab and Crew Cab models are available with Ship Thru codes (VCO), (VDT), (VYC) or (VYS).)
  • CornerStep, rear bumper
  • Fog lamps, LED
  • Bumper, rear body-color with corner steps
  • Window, power, rear sliding with rear defogger
  • Tires, LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac
  • LPO, Black tubular assist steps, 6" rectangular
  • License plate kit, front
  • IntelliBeam, automatic high beam on/off
  • Onyx Black
  • Floor covering, color-keyed carpeting
  • USB ports, 2 (first row) located on instrument panel
  • Air vents, rear
  • Steering wheel, heated
  • Steering column, lock control, electrical
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • USB ports, dual, charge-only (2nd row)
  • Remote vehicle starter system
  • In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
  • Steering wheel, leather-wrapped
  • Seats, ventilated driver and front passenger
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Window, power front, passenger express up/down
  • Seats, front bucket with center console (STD)
  • Theft-deterrent system, unauthorized entry
  • Brake lining wear indicator
  • Power outlet, front auxiliary, 12-volt
  • Door locks, power
  • Seat adjuster, driver 10-way power including lumbar
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Windows, power front, drivers express up/down
  • Air conditioning, dual-zone automatic climate control
  • Keyless Open and Start
  • 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)
  • Compass, located in instrument cluster
  • Seat adjuster, passenger 10-way power including lumbar
  • USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
  • Driver Information Center, 4.2" diagonal color display includes driver personalization
  • LPO, All-weather floor liners, 1st and 2nd rows (includes AT4 logo)
  • Windows, power rear, express down
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Steering column, manual Tilt-Wheel and telescoping
  • Power outlet, rear auxiliary, 12-volt
  • Defogger, rear-window electric
  • Exterior Temperature Display, located in radio display
  • Seats, heated second row outboard seats (Requires a Crew Cab model.)
  • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • Seating, heated driver and front outboard passenger
  • Adaptive Cruise Control - Camera
  • Multicolor 15" Diagonal Head-Up Display
  • Jet Black with Kalahari accents, Perforated leather-appointed front seat trim
  • Seats, front bucket:
    • with center console
    • (STD)
  • Universal Home Remote
  • Rear Camera Mirror, inside rearview auto-dimming: with full camera display
  • Driver Information Center, enhanced, 8" diagonal multicolor digital display: includes analog speedometer and tachometer gauges
  • Wireless Charging
  • Automatic Stop/Start
  • Pickup bed
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Hill Descent Control
  • Skid Plates
  • Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
  • Exhaust, dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Recovery hooks, Red
  • Differential, heavy-duty locking rear
  • Air filter, high-capacity
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Capless Fuel Fill
  • Frame, fully-boxed, hydroformed front section
  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
  • Suspension, Off-Road with 2" factory installed lift and monotube shocks
  • Four wheel drive
  • Trailer brake controller, integrated
  • Rear axle, 3.23 ratio
  • Emissions, Federal requirements
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • AT4 Preferred Package: includes (UG1) Universal Home Remote, (A48) rear sliding power window, (IOT) 8" diagonal Premium GMC Infotainment with navigation, (UQA) Bose Premium Audio System and (K4C) Wireless Charging
  • AT4 Preferred Equipment Group: includes standard equipment
  • AT4 Premium Package: includes (PDO) AT4 Preferred Package, (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires, (PQB) Driver Alert Package I and (RVQ) 6" Black rectangular assist steps, LPO
  • Driver Alert Package II:
    • includes (UEU) Forward Collision Alert, (UHX) Lane Keep Assist/Lane Departure Warning, (UHY) Automatic Emergency Braking, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam headlamps, (KSG) Adaptive Cruise Control-Camera and (UE4) Following Distance Indicator
    • Includes (HS1) Safety Alert Seat.)
  • Driver Alert Package I:
    • includes (UD5) Front and Rear Park Assist, (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert
    • (Includes Perimeter Lighting.
  • Technology Package:
    • includes (UVS) HD Surround Vision, (DRZ) Rear Camera Mirror, (UVN) Bed View Camera and (UV6) Multicolor 15" Diagonal Head-Up Display
    • Includes (UHS) 8" Digital Driver information Center and (DP6) Black mirror caps.)
  • Customer dialogue network
  • 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.)
  • Daytime Running Lamps LED signature lighting
  • Teen Driver mode 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
  • Rear Seat Reminder
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt
  • Hitch Guidance
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • Rear Cross Traffic Alert
  • Following Distance Indicator
  • Forward Collision Alert
  • Lane Keep Assist: with Lane Departure Warning
  • 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
  • Safety Alert Seat
  • Automatic Emergency Braking
  • Lane Change Alert: with Side Blind Zone Alert
  • Front and Rear Park Assist, ultrasonic
  • Bed View Camera: includes Two Trailer Camera Provisions
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • Front Pedestrian Braking
  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 16 MPG
    • Hwy: 21 MPG
    • Combined: 18 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Gasoline Fuel
  • Horse Power
    • Horse Power: 355
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 9800 lbs
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Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, any dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability subject to change without notice. Contact dealer for most current information

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).