Used 2021 GMCSierra 1500 AT4

Located at
Twin City Buick/GMC
    Exterior Color
    Onyx Black
    Interior Color
    Jet Black w/Kalahari Accents
    Odometer
    131,072 miles
    Body/Seating
    Truck/5 seats
    Seats
    5 seats
    Fuel Economy
    16/21 MPG City/Hwy
    Transmission
    10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED
    Drivetrain
    Four Wheel Drive
    Engine
    8 Cylinder Engine
    VIN
    1GTP9EED7MZ324920
    Stock Number
    MZ324920B
    GMC Sierra 1500

    Highlighted Features

    • Navigation system
    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Power moonroof
    • Premium audio system
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear

    Included Packages & Accessories

    • 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
    • Engine, 5.3L EcoTec3 V8 (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring available 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 (Not available on TK10743 model.)
    • Rear axle, 3.23 ratio
    • Pickup bed
    • GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.)
    • Air filter, heavy-duty
    • Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details)
    • Hill Descent Control
    • Auto-locking rear differential
    • Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
    • Suspension, Off-Road with 2 factory installed lift and monotube shocks
    • 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 (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
    • 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
    • Recovery hooks, Red
    • Skid plates
    • 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, dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
    • 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, body-color lower (Front bumper color will be high gloss black.)
    • Bumper, rear body-color with corner steps
    • CornerStep, rear bumper
    • 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.)
    • Fog lamps, LED
    • Taillamps, LED signature taillight with LED stop and reverse light
    • Mirror caps, high gloss Black (Deleted with (DQS) outside power adjustable vertical trailering mirrors and mirror caps will be 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 bed 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, body-color
    • 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 (VBE), (VCO), (VDT), (VYC) or (VYS).)
    • HD Radio (Standard on vehicles built before 7-12-2021. Certain vehicles built on or after 7-12-2021 will include (RG0) Not Equipped with HD Radio, which removes (U2L) HD Radio. See dealer for details.)
    • 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)
    • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
    • 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 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

    Detailed Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Navigation system
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start: keyfob
    • Remote keyless entry
    • Speed control
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front tires: 265/60QR20.0
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 265/60QR20.0
    • Speed-sensing steering
    • Tires: all-terrain
    • Wheel size: 20"
    • 1st row LCD monitors: 2
    • Premium audio system: Premium GMC Infotainment System
    • Primary LCD size: 8.0"
    • Radio data system
    • Smart device integration: Apple CarPlay/Android Auto
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • Wireless phone connectivity: Bluetooth
    • Front center armrest
    • Front seats: bucket
    • Heated front seats
    • Heated rear seats
    • Leather upholstery
    • Max seating capacity: 5
    • Power 2-way driver lumbar support
    • Power 2-way passenger lumbar support
    • Power driver seat
    • Power passenger seat
    • Rear seat center armrest
    • Rear seats: split-bench
    • Rear seats Folding position: fold-up cushion
    • Seat Upholstery: leather
    • Split folding rear seat
    • Ventilated front seats
    • Cylinder deactivation
    • Drive type: four-wheel
    • Engine location: front
    • Fuel economy city: 16mpg
    • Fuel economy combined: 18mpg
    • Fuel economy highway: 21mpg
    • Fuel tank capacity: 24.0gal.
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Rear locking differential
    • Standard fuel economy fuel type: gasoline
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 276mm (10.9")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Heated door mirrors
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Trailer hitch receiver
    • Trailer sway control
    • Exterior body width: 2,063mm (81.2")
    • Exterior height: 1,990mm (78.3")
    • Exterior length: 5,885mm (231.7")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,655mm (65.2")
    • Turning radius: 7.1m (23.5')
    • Wheelbase: 3,744mm (147.4")
    • Appearance: analog
    • Auto high-beam headlights
    • Blind spot: Lane Change Alert with Side Blind Zone Alert warning
    • Compass
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: Lane Keep Assist with Lane Departure Warning active
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: UltraSonic front and rear
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Forward collision: Forward Collision Alert with Automatic Braking mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: Rear Cross-Traffic Alert warning
    • Security system
    • Traction control

    Dealer Notes

    Why BUY from Twin City Buick GMC?
    When you choose this BLACK 2021 GMC Sierra 1500 AT4 with 131,072 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!

    What this vehicle includes:

    Driver Alert Package I

    • Perimeter Lighting
    • Ultrasonic Front and Rear Park Assist
    • Rear Cross Traffic Alert
    • Lane Change Alert with Side Blind Zone Alert

    Driver Alert Package II ($1,095 value)

    • Safety Alert Seat
    • Adaptive Cruise Control
    • IntelliBeam Automatic High Beam On/off
    • Following Distance Indicator
    • Forward Collision Alert
    • Lane Keep Assist with Lane Departure Warning
    • Automatic Emergency Braking
    • Front Pedestrian Braking

    AT4 Premium Package ($3,200 value)

    • AT4 High Clearance Step

    Technology Package ($2,075 value)

    • Rear Camera Mirror
    • 8 Driver Information Center
    • Multicolor 15 Diagonal Head-Up Display
    • Bed View Camera
    • HD Surround Vision with 2 Trailer View Camera Provisions

    Preferred Equipment Group 4SB

    • 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
    • Front Premium Floor Liners with Removable Carpet Insert
    • Remote Vehicle Starter System
    • Electric Rear-Window Defogger
    • Spray-On Pickup Bed Liner with AT4 Logo
    • Compass
    • Floor-Mounted Center Console
    • Auto-Locking Rear Differential
    • Body-Color Surround Grille
    • Hill Descent Control
    • Integrated Trailer Brake Controller
    • Heavy-Duty Air Filter
    • Heated Driver and Front Outboard Passenger Seating
    • 120-Volt Instrument Panel Power Outlet
    • Auxiliary External Transmission Oil Cooler
    • 12-Volt Rear Auxiliary Power Outlet
    • Ventilated Driver and Front Passenger Seats
    • 170 Amp Alternator
    • 2 USB Ports
    • 2 USB Ports (1st Row)
    • Electrical Lock Control Steering Column
    • Manual Tilt-Wheel and Telescoping Steering Column
    • 2-Speed Transfer Case
    • Skid Plates
    • ProGrade Trailering System
    • 4.2 Diagonal Color Display Driver Info Center
    • OnStar and GMC Connected Services Capable
    • LED Cargo Area Lighting
    • Red Recovery Hooks
    • Steering Wheel Audio Controls
    • Rear Dual USB Charging-Only Ports
    • Theft Deterrent System (unauthorized Entry)
    • HD Rear Vision Camera
    • 4G LTE Wi-Fi Hotspot Capable
    • Off-Road Suspension
    • Trailering Package

    AT4 Preferred Package

    • Power Sliding Rear Window with Rear Defogger
    • Premium GMC Infotainment System Radio with Navigation
    • Wireless Charging
    • Universal Home Remote
    • Premium Bose 7-Speaker Sound System


    Safety and Security

    • The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.
    • The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.
    • The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.

    Technology and Telematics

    • Without the need for a manufacturer specific app to be installed on the smart device, the vehicle infotainment system can access and control functions of a smart device physically plugged-into the vehicle.
    • Mobile devices can wirelessly connect to the internet through the vehicle's private mobile network.

    EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, 5.3L ECOTEC3 V8, TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED, GVWR, 7000 LBS. (3175 KG), REAR AXLE, 3.23 RATIO, WHEELS, 20 X 9 (50.8 CM X 22.9 CM) MACHINED ALUMINUM WITH CARBON GREY METALLIC ACCENTS, TIRES, LT265/60R20 MT BLACKWALL GOODYEAR WRANGLER TERRITORY, TIRE, SPARE 265/70R17SL ALL-SEASON, BLACKWALL, SEATS, FRONT BUCKET, JET BLACK WITH KALAHARI ACCENTS, PERFORATED LEATHER FRONT SEAT TRIM, AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8 DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO, AT4 PREMIUM PACKAGE, TECHNOLOGY PACKAGE, AT4 PREFERRED PACKAGE, DRIVER ALERT PACKAGE II, DRIVER ALERT PACKAGE I, LPO, WHEEL LOCKS, SET OF 4, SUNROOF, POWER, LPO, AT4 HIGH CLEARANCE STEP, INTELLIBEAM, AUTOMATIC HIGH BEAM ON/OFF, WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM, SEATS, HEATED SECOND ROW OUTBOARD SEATS, LPO, ALL-WEATHER FLOOR LINERS, 1ST AND 2ND ROWS, DRIVER INFORMATION CENTER, ENHANCED, 8 DIAGONAL MULTICOLOR DIGITAL DISPLAY, MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY, UNIVERSAL HOME REMOTE, ADAPTIVE CRUISE CONTROL, WIRELESS CHARGING, REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING, AUTOMATIC EMERGENCY BRAKING, FRONT PEDESTRIAN BRAKING, BED VIEW CAMERA, HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS, FRONT AND REAR PARK ASSIST, ULTRASONIC, FOLLOWING DISTANCE INDICATOR, FORWARD COLLISION ALERT, LANE KEEP ASSIST, LANE CHANGE ALERT, REAR CROSS TRAFFIC ALERT, SAFETY ALERT SEAT Come on in to Twin City Buick GMC today at 3046 Airport Highway Alcoa TN 37701 or call to schedule a test drive!

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall0.0Out of 5