1. Cadillac of Knoxville
  2. Used Vehicles
  3. 2020
  4. GMC
  5. Sierra 1500
  6. SLT

2020 GMC Sierra 1500 SLT


Request More Information

Visit our Store

Vehicle Information

VIN: 1GTU9DET0LZ244362
Stock #: LZ244362B
  • Condition Used
  • Body Style Crew Cab Pickup
  • Exterior Color Summit White
  • Interior Color Jet Black
  • Mileage 104,275
  • Fuel Economy
    City/Highway 22/26 MPG
  • Engine Straight 6 Cylinder Engine
  • Transmission 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED / Four Wheel Drive
  • Fuel Type Diesel Fuel

Highlighted Features

View Window Sticker
Feature availability subject to final vehicle configuration. Please reference window sticker for more info.
  • Remote Start
  • 4WD/AWD
  • Wi-Fi Hotspot
  • Automatic Climate Control
  • Turbo Charged Engine

Dealer Comments

Why BUY from Twin City Auto Center?
When you choose this Summit White 2020 GMC Sierra 1500 SLT with 104,275 miles, you are not just buying a used vehicle - you are investing in quality, reliability and peace of mind. Our clientele depend on us for Transparent Pricing, Convenience and, most importantly, Customer FIRST Service!

No Accidents!


What this vehicle includes:

SLT Convenience Package

  • Power Sliding Rear Window with Rear Defogger
  • Front Bucket Seats
  • Floor-Mounted Center Console
  • Heated 2nd Row Outboard Seats
  • Ventilated Driver and Front Passenger Seats
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • Universal Home Remote

SLT Premium Package ($3,060 value)

  • Chrome Wheel to Wheel Assist Steps
  • 20"" X 9"" Polished Aluminum Wheels

Preferred Equipment Group 4SA

  • GMC Connected Access Capable
  • Power Front Passenger Windows with Express Up/down
  • Power Rear Windows with Express Down
  • Deep-Tinted Glass
  • Keyless Open and Start
  • Power Door Locks
  • Power Front Windows with Driver Express Up/down
  • Rear Wheelhouse Liners
  • Color-Keyed Carpeting Floor Covering
  • Remote Vehicle Starter System
  • Electric Rear-Window Defogger
  • Compass
  • Hitch Guidance
  • Heavy-Duty Rear Locking Differential
  • Chrome Grille
  • Premium GMC Infotainment System Radio with Multi-Touch
  • Integrated Trailer Brake Controller
  • Heated Driver and Front Outboard Passenger Seating
  • 120-Volt Instrument Panel Power Outlet
  • Auxiliary External Transmission Oil Cooler
  • 12-Volt Rear Auxiliary Power Outlet
  • 170 Amp Alternator
  • Electrical Lock Control Steering Column
  • Manual Tilt-Wheel and Telescoping Steering Column
  • Single Speed Transfer Case
  • ProGrade Trailering System
  • HD Radio
  • OnStar and GMC Connected Services Capable
  • LED Cargo Area Lighting
  • Steering Wheel Audio Controls
  • Rear Dual USB Charging-Only Ports
  • Theft Deterrent System (unauthorized Entry)
  • Front Frame-Mounted Black Recovery Hooks
  • 4G LTE Wi-Fi Hotspot Capable
  • Trailering Package


Safety and Security

  • Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe.
  • Rear camera - Watching your back! The rear camera helps you see obstacles and hazards you otherwise couldn't by showing enhanced images of what is behind you. The rear camera is an extra set of eyes that's both convenient and safe.
  • Brake assist - Stop right there. Something jumps out into the middle of the road and you need to stop now! With brake assist, you will. It uses the speed of the brake pedal's travel to sense panic braking, then applies all available power to boost your stopping power. Brake assist can stop the accident before it is one.

Technology and Telematics

  • Smart device mirroring - Smartphone, meet smart car. You can control your device through your vehicle's infotainment system. Smart device mirroring brings together safety and convenience by making it easier to find what you're looking for while keeping your eyes on the road.
  • Mobile hotspot - WiFi on the fly. Connect your devices to the Internet through your vehicle's private mobile hotspot and take the internet wherever your journey takes you, without eating up your data allowance. Find the hotspot with mobile hotspot.

EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 3.0L TURBO-DIESEL I6, TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 7200 LBS. (3266 KG), REAR AXLE, 3.23 RATIO, WHEELS, 20"" X 9"" (50.8 CM X 22.9 CM) POLISHED ALUMINUM, TIRES, 275/60R20SL ALL-TERRAIN, BLACKWALL, SEATS, FRONT BUCKET, JET BLACK, PERFORATED LEATHER-APPOINTED FRONT SEAT TRIM, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH 8"" DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO, SLT PREMIUM PACKAGE, SLT CONVENIENCE PACKAGE, ENGINE BLOCK HEATER, ALTERNATOR, 220 AMPS, TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL, ASSIST STEPS, CHROME WHEEL TO WHEEL, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, SEATS, VENTILATED DRIVER AND FRONT PASSENGER, SEATS, HEATED SECOND ROW OUTBOARD SEATS, CENTER CONSOLE, FLOOR-MOUNTED, UNIVERSAL HOME REMOTE, USB PORTS, 2 (FIRST ROW) LOCATED ON INSTRUMENT PANEL

Come on in to Twin City Auto Center today at 3076 Alcoa Hwy Alcoa TN 37701 or call to schedule a test drive!

Eligible Benefits

View CARFAX report

All Features

  • Trailering Package includes trailer hitch
  • 7-pin and 4-pin connectors and (CTT) Hitch Guidance
  • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
  • Rear axle
  • 3.23 ratio (Not available with (NHT) Max Trailering Package.)
  • Pickup bed
  • GVWR
  • 7100 lbs. (3221 kg) (Requires Crew Cab 4WD model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine without (NHT) Max Trailering Package. Requires Crew Cab or Double Cab 2WD model with (L84) 5.3L EcoTec3 V8 engine and (NHT) Max Trailering Package. Requires 4WD Double Cab models and (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Automatic Stop/Start
  • Differential
  • heavy-duty locking rear
  • Transfer case
  • single speed
  • electronic Autotrac with push button control (4WD models only)
  • Four wheel drive
  • Cooling
  • external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Cooling
  • auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
  • Alternator
  • 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (NHT) Max Trailering Package
  • (LM2) Duramax 3.0L Turbo-Diesel I6 engine or (VYU) Snow Plow Prep Package.)
  • Battery
  • heavy-duty 730 cold-cranking amps/80 Amp-hr
  • maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine
  • (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
  • Frame
  • fully-boxed
  • hydroformed front section
  • Trailer brake controller
  • integrated
  • Cargo tie downs (12)
  • fixed
  • rated at 500 lbs per corner
  • Steering
  • Electric Power Steering (EPS) assist
  • rack-and-pinion
  • Brakes
  • 4-wheel antilock
  • 4-wheel disc with DURALIFE rotors
  • Capless Fuel Fill
  • Exhaust
  • single outlet
  • Exhaust
  • aluminized stainless-steel muffler and tailpipe
  • Wheel
  • 17" x 8" (43.2 cm x 20.3 cm) full-size
  • steel spare
  • Wheelhouse liners
  • rear
  • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
  • Bumper
  • front chrome lower
  • Bumper
  • rear chrome with bumper CornerSteps
  • CornerStep
  • rear bumper
  • Moldings
  • window surround
  • Chrome
  • Grille (Chrome surround with high gloss Black mesh and Chrome inserts.)
  • Fog lamps
  • LED
  • Taillamps
  • LED signature taillight with LED stop and reverse light
  • Mirror caps
  • chrome
  • Glass
  • deep-tinted
  • 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
  • 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
  • Door handles
  • chrome
  • Radio
  • HD
  • Audio system feature
  • 6-speaker system
  • Steering wheel audio controls
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • 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)
  • Floor covering
  • color-keyed carpeting
  • Steering column
  • manual Tilt-Wheel and telescoping
  • Steering wheel
  • leather-wrapped
  • Steering wheel
  • heated
  • Instrument cluster
  • 6-gauge cluster featuring speedometer
  • fuel level
  • engine temperature
  • tachometer
  • voltage and oil pressure
  • Driver Information Center
  • 4.2" diagonal color display includes driver personalization
  • In-vehicle Trailering App
  • System includes checklist
  • trailer maintenance reminders
  • trailer security alerts
  • trailer mileage
  • tow/haul reminder and trailer electrical diagnostics
  • Compass
  • located in instrument cluster
  • Exterior Temperature Display
  • located in radio display
  • Brake lining wear indicator
  • Remote vehicle starter system
  • Theft-deterrent system
  • unauthorized entry
  • 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)
  • 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
  • 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
  • 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.)
  • Hitch Guidance
  • 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)
  • Rear seat reminder
Vehicles You Might Like
2013 RAM 1500 Big Horn
2013 RAM 1500 Big Horn

2013 RAM 1500 Big Horn

  • $13,998 Sale Price
2015 Chevrolet Silverado 1500 LT
2015 Chevrolet Silverado 1500 LT

2015 Chevrolet Silverado 1500 LT

  • $2,000 SAVINGS
    $18,987 Sale Price
2016 Chevrolet Colorado 2WD LT
2016 Chevrolet Colorado 2WD LT

2016 Chevrolet Colorado 2WD LT

  • Call for Pricing & Availability Sale Price
2017 Chevrolet Silverado 2500HD LT
2017 Chevrolet Silverado 2500HD LT

2017 Chevrolet Silverado 2500HD LT

  • $4,000 SAVINGS
    $38,987 Sale Price

May not represent actual vehicle. (Options, colors, trim and body style may vary)

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

Cadillac