Reduced by $1,570 since May 04, 2026

2020 GMC Sierra 1500 SLT



Available
  • $3,085 SAVINGS
    $35,809 Crossroads Price

  • Retail Price: $37,995
  • Dealer Discount: $3,085
  • Admin Fee $899
  • Crossroads Price: $35,809

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Vehicle Information

VIN: 3GTU9DED5LG101643
Stock #: T09676A
Model Code: TK10543
  • Body Style Crew Cab Pickup
  • Exterior Color Red
  • Interior Color Black
  • Mileage 96,021
  • Fuel Economy
    City/Highway 16/22 MPG
  • Engine 8 Cyl - 5.3 L
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

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

Dealer Comments

2020 GMC Sierra 1500 SLT, a full-size truck that delivers impressive performance, premium comfort, and advanced technology. Whether you need a dependable work truck or a comfortable daily driver, this Sierra is built to handle it all.

This vehicle has a Clean Carfax with only 1 Previous Owner. Comes with Ford's Blue Advantage Which is for 3 Months or 4,000 Miles of Comprehensive Coverage.

Eligible Benefits

All Features

  • Bumper, front chrome lower
  • Bumper, rear chrome with bumper CornerSteps
  • CornerStep, rear bumper
  • Door handles, chrome
  • Fog lamps, LED
  • Glass, deep-tinted
  • Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • 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 box activated with switch on center switch bank or key fob
  • Mirror caps, chrome
  • Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming puddle lamps, side perimeter lighting and memory
  • Moldings, window surround, Chrome
  • Tailgate and bed rail protection caps, top
  • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
  • Tailgate, GMC MultiPro Tailgate with six functional load/access features
  • 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 265/70R17SL all-season, blackwall
  • Tires, 265/65R18SL all-season, blackwall
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • Wheelhouse liners, rear
  • Wheels, 18" x 8.5" (45.7 cm x 21.6 cm) 6-spoke machined aluminum with Dark Grey Metallic accents
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Air conditioning, dual-zone automatic climate control
  • Air vents, rear
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Audio system feature, 6-speaker system
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • Brake lining wear indicator
  • Compass, located in instrument cluster
  • Cruise control, steering wheel-mounted
  • Defogger, rear-window electric
  • Door locks, power
  • Driver Information Center, 4.2" diagonal color display includes driver personalization
  • 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 (Deleted when (RIA) All-weather floor liner, LPO is ordered.)
  • Floor mats, carpeted rear (Deleted when (RIA) All-weather floor liner, LPO is ordered.)
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
  • 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
  • Radio, HD
  • Remote vehicle starter system
  • Seat adjuster, driver 10-way power including lumbar
  • Seat adjuster, passenger 10-way power including lumbar
  • 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)
  • Seating, heated driver and front outboard passenger
  • 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.)
  • 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 (Instrument Panel with bench seat), 2 also includes 1 SD card reader (first row) With bucket seats, USB Ports are located inside console and includes auxiliary jack
  • USB ports, dual, charge-only (2nd row)
  • Window, power front, passenger express up/down
  • Windows, power front, drivers express up/down
  • Windows, power rear, express down
  • Automatic Stop/Start
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Capless Fuel Fill
  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
  • Differential, heavy-duty locking rear
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Exhaust, single outlet
  • Four wheel drive
  • Frame, fully-boxed, hydroformed front section
  • Pickup bed
  • Rear axle, 3.23 ratio (Not available with (NHT) Max Trailering Package.)
  • Recovery hooks, front, frame-mounted, Black (Included with 4WD models. Included and only available on 2WD models with (PQB) Driver Alert Package I.)
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Trailer brake controller, integrated
  • Transfer case, single speed, electronic Autotrac with push button control (4WD models only)
  • 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
  • HD Rear Vision Camera
  • Hitch Guidance
  • Hitch Guidance with hitch view with Image adjustment, Pan/Zoom/Tilt
  • OnStar and GMC connected services capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Rear Seat Reminder
  • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
  • 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
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • BOSE SOUND SYSTEM PREMIUM 7-SPEAKER SYSTEM with Richbass woofer
  • WIRELESS CHARGING
  • INTELLIBEAM AUTOMATIC HIGH BEAM ON/OFF
  • FRONT PEDESTRIAN BRAKING
  • FOLLOWING DISTANCE INDICATOR
  • REAR AXLE 3.23 RATIO
  • WHEELS 20 X 9 (50.8 CM X 22.9 CM) POLISHED ALUMINUM
  • SLT PREMIUM PLUS PACKAGE includes (PCY) SLT Convenience Package (PDY) SLT Preferred Package (PQB) Driver Alert Package I (PDJ) Driver Alert Package II (NZM) 20 Polished aluminum wheels (BVT) Chrome assist steps and (CGN) spray-on bedliner.
  • LICENSE PLATE KIT FRONT
  • TRANSMISSION 10-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD)
  • SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console (KQV) ventilated front seats (A48) rear sliding power window (UG1) Universal Home Remote (MCZ) 2 USB ports with auxiliary input and (KA6) rear heated seats
  • LANE KEEP ASSIST with Lane Departure Warning
  • EXHAUST DUAL WITH PREMIUM TIPS
  • SLT PREFERRED EQUIPMENT GROUP includes standard equipment
  • BED LINER SPRAY-ON Pickup bedliner with GMC logo
  • ADAPTIVE CRUISE CONTROL - CAMERA
  • SAFETY ALERT SEAT
  • TIRE SPARE 255/80R17SL ALL-SEASON BLACKWALL
  • SEATS HEATED SECOND ROW OUTBOARD SEATS
  • TIRES 275/60R20SL ALL-TERRAIN BLACKWALL (Includes (QAQ) spare tire.)
  • 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.
  • FRONT AND REAR PARK ASSIST ULTRASONIC
  • CENTER CONSOLE FLOOR-MOUNTED with cup holders cell phone storage power cord management hanging file folder capability
  • SEATS VENTILATED DRIVER AND FRONT PASSENGER
  • HILL DESCENT CONTROL
  • 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. Includes (V76) recovery hooks on 2WD models.
  • SKID PLATES
  • CUSTOMER DIALOGUE NETWORK
  • SEATS FRONT BUCKET with center console
  • 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.)
  • UNIVERSAL HOME REMOTE
  • ASSIST STEPS CHROME WHEEL TO WHEEL
  • CARDINAL RED
  • ENGINE 5.3L ECOTEC3 V8 (355 hp [265 kW] @ 5600 rpm 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring all-new Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders depending on demand to optimize power delivery and efficiency (STD)
  • X31 OFF-ROAD PACKAGE includes Off-Road suspension (JHD) Hill Descent Control (NZZ) skid plates (K47) high-capacity air filter and X31 hard badge Includes (NQH) 2-speed transfer case (XCK) 265/65R18SL all-terrain blackwall tires (N10) dual exhaust.
  • TRANSFER CASE TWO-SPEED ELECTRONIC AUTOTRAC with push button control
  • REAR CROSS TRAFFIC ALERT
  • GVWR 7100 LBS. (3221 KG) (STD)
  • LANE CHANGE ALERT with Side Blind Zone Alert
  • JET BLACK PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM
  • LPO ALL-WEATHER FLOOR LINER 1ST AND 2ND ROWS
  • AUTOMATIC EMERGENCY BRAKING
  • AIR FILTER HIGH-CAPACITY
  • WINDOW POWER REAR SLIDING WITH REAR DEFOGGER
  • USB PORTS 2 (FIRST ROW) LOCATED ON INSTRUMENT PANEL
  • FORWARD COLLISION ALERT
  • SLT PREFERRED PACKAGE includes (IOT) 8 diagonal Premium GMC Infotainment with navigation (UQA) Bose Premium Audio System and (K4C) Wireless Charging
  • Driver Alert Package I
  • Driver Alert Package II
  • Preferred Equipment Group 4SA
  • SLT Convenience Package
  • SLT Preferred Package
  • SLT Premium Plus Package
  • Trailering Package
  • X31 Off-Road Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • HD Radio
  • Premium audio system: GMC Infotainment System
  • Premium Bose 7-Speaker Sound System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Radio: Premium GMC Infotainment Sys w/Navigation
  • SiriusXM w/360L
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 12-Volt Rear Auxiliary Power Outlet
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power Front Passenger Windows w/Express Up/Down
  • Power Front Windows w/Driver Express Up/Down
  • Power Rear Windows w/Express Down
  • Power steering
  • Power windows
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Electrical Lock Control Steering Column
  • Heavy Duty Suspension
  • Manual Tilt-Wheel & Telescoping Steering Column
  • Off-Road Suspension
  • Speed-sensing steering
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Door Locks
  • Brake assist
  • Electronic Stability Control
  • Hill Descent Control
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Perimeter Lighting
  • Dual Exhaust w/Premium Tips
  • Panic alarm
  • Security system
  • Theft Deterrent System (Unauthorized Entry)
  • Adaptive Cruise Control - Camera
  • Speed control
  • Heavy-Duty Rear Locking Differential
  • 170 Amp Alternator
  • Auxiliary External Transmission Oil Cooler
  • Auto-dimming door mirrors
  • Bumpers: chrome
  • Chrome Grille
  • Chrome Wheel To Wheel Assist Steps
  • Front License Plate Kit
  • Heated door mirrors
  • High-Capacity Air Filter
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • Power door mirrors
  • ProGrade Trailering System
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Spray-On Pickup Bed Liner w/GMC Logo
  • X31 Hard Badge
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 4G LTE Wi-Fi Hotspot Capable
  • All-Weather Floor Liner (LPO)
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Pedestrian Braking
  • Front reading lights
  • GMC Connected Access Capable
  • Heated steering wheel
  • Illuminated entry
  • Lane Change Alert w/Side Blind Zone Alert
  • Lane Keep Assist w/Lane Departure Warning
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Cross Traffic Alert
  • Rear Dual USB Charging-Only Ports
  • Rear reading lights
  • Rear seat center armrest
  • Safety Alert Seat
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Wireless Charging
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Front 40/20/40 Split-Bench Seat
  • Front Bucket Seats
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seating
  • Heated front seats
  • Perforated Leather-Appointed Front Seat Trim
  • Power passenger seat
  • Split folding rear seat
  • Ventilated Driver & Front Passenger Seats
  • Front Center Armrest w/Storage
  • Passenger door bin
  • Front Frame-Mounted Black Recovery Hooks
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • 20 x 9 Polished Aluminum Wheels
  • Alloy wheels
  • Wheels: 18 x 8.5 6-Spoke Machined Aluminum
  • Deep-Tinted Glass
  • Power Sliding Rear Window w/Rear Defogger
  • Variably intermittent wipers
  • 3.23 Rear Axle Ratio
  • Brakes
    • Brake ABS System: 4-Wheel
    • Brake Type: Pwr
    • Disc - Front (Yes or ): Yes
    • Disc - Rear (Yes or ): Yes
    • Front Brake Rotor Diam x Thickness (in): 13.5 x 1.18
    • Rear Brake Rotor Diam x Thickness (in): 13.6 x 0.79
  • Cargo Area Dimensions
    • Cargo Box (Area) Height (in): 22.4
    • Cargo Box Length : Floor (in)
    • Cargo Box Width : Floor (in)
    • Cargo Box Width : Top, Rear (in)
    • Cargo Box Width : Wheelhousings (in)
    • Cargo Volume (ft³): 62.9
  • Electrical
    • Cold Cranking Amps : 0° F (2nd)
    • Cold Cranking Amps : 0° F (Primary)
    • Maximum Alternator Capacity (amps): 170
  • Emissions
    • Tons/yr of CO2 Emissions : 15K mi/year
  • Exterior Dimensions
    • Ground Clearance, Front (in): 8.09
    • Ground Clearance, Rear (in): 8.09
    • Height, Overall (in): 75.51
    • Length, Overall (in): 231.72
    • Wheelbase (in): 147.43
    • Width, Max w/o mirrors (in): 81.24
  • Frame
    • Frame Type: Hydroformed
  • Fuel Tank
    • Fuel Tank Capacity, Approx (gal): 24
  • Interior Dimensions
    • Front Head Room (in): 43.03
    • Front Hip Room (in): 61.18
    • Front Leg Room (in): 44.53
    • Front Shoulder Room (in): 66.02
    • Passenger Capacity: 5
    • Second Head Room (in): 40.12
    • Second Hip Room (in): 60.24
    • Second Leg Room (in): 43.4
    • Second Shoulder Room (in): 65.16
  • Mileage
    • EPA Fuel Economy Est - City (MPG): 16
    • EPA Fuel Economy Est - Hwy (MPG): 22
    • Fuel Economy Est-Combined (MPG): 19
  • Steering
    • Steering Type: Electric Rack & Pinion
    • Turning Diameter - Curb to Curb (ft): 46.9
  • Summary
    • Body Code: E63
    • Body Style: Crew Cab Pickup
    • Vehicle Name: GMC Sierra 1500
  • Suspension
    • Axle Capacity - Front (lbs): 3800
    • Axle Capacity - Rear (lbs): 3800
    • Axle Ratio (:1) - Front: 3.23
    • Axle Ratio (:1) - Rear: 3.23
    • Shock Absorber Diameter - Front (mm): 50
    • Shock Absorber Diameter - Rear (mm): 50
    • Spring Capacity - Front (lbs): 3800
    • Spring Capacity - Rear (lbs): 3850
    • Stabilizer Bar Diameter - Front (in): 1.30
    • Suspension Type - Front: Independent
    • Suspension Type - Rear: Solid Axle
  • Tires
    • Front Tire Order Code: QAE
    • Front Tire Size: 275/60R20SL
    • Rear Tire Order Code: QAE
    • Rear Tire Size: 275/60R20SL
    • Revolutions/Mile : 45 mph - Front
    • Revolutions/Mile : 45 mph - Rear
    • Revolutions/Mile : 45 mph - Spare
    • Spare Tire Order Code: QAQ
    • Spare Tire Size: 255/80R17SL
  • Trailering
    • Dead Weight Hitch - Max Tongue Wt. (lbs): 500
    • Dead Weight Hitch - Max Trailer Wt. (lbs): 5000
    • Fifth Wheel Hitch - Max Tongue Wt. (lbs): 2025
    • Fifth Wheel Hitch - Max Trailer Wt. (lbs): 8100
    • Maximum Trailering Capacity (lbs): 12000
    • Wt Distributing Hitch - Max Tongue Wt. (lbs): 920
    • Wt Distributing Hitch - Max Trailer Wt. (lbs): 9200
  • Weight Information
    • Curb Weight - Front (lbs): 2849
    • Curb Weight - Rear (lbs): 1986
    • Gross Axle Wt Rating - Front (lbs): 3800
    • Gross Axle Wt Rating - Rear (lbs): 3800
    • Gross Combined Wt Rating (lbs): 15000
    • Gross Vehicle Weight Rating Cap (lbs): 7100
  • Wheels
    • Front Wheel Material: Aluminum
    • Front Wheel Size (in): 20 x 9.0
    • Rear Wheel Material: Aluminum
    • Rear Wheel Size (in): 20 x 9.0
    • Spare Wheel Material: Steel
    • Spare Wheel Size (in): 17 x
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