LaFontaine Buick GMC Dearborn

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2021 GMC Sierra 1500 AT4



  • $43,550 Family Deal Price


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Vehicle Information

VIN: 3GTP9EEDXMG184748
Stock #: 4G208P
Model Code: TK10543
  • Body Style Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather Front Seat Trim
  • Mileage 44,376
  • Fuel Economy
    City/Highway 15/21 MPG
  • Engine 5.3L EcoTec3 V8 engine
  • Transmission Automatic / 4WD

Highlighted Features

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

Dealer Comments

CARFAX One-Owner. Onyx Black 4WD

Leather Seats, Remote Engine Start, Backup Camera, Keyless Start, Keyless Entry, Bluetooth® / Handsfree Calling, Push Button Start, Local Trade, Non Smoker, Loaded, Full Balance of Factory Warranty, 4WD 4 Wheel Drive, Low Miles, 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 12-Volt Rear Auxiliary Power Outlet, 120-Volt Instrument Panel Power Outlet, 170 Amp Alternator, 2 USB Ports, 2 USB Ports (1st Row), 4.2 Diagonal Color Display Driver Info Center, 4G LTE Wi-Fi Hotspot Capable, 8 Driver Information Center, Adaptive Cruise Control, AT4 High Clearance Step (LPO), AT4 Preferred Package, AT4 Premium Package, Auto-Locking Rear Differential, Automatic Emergency Braking, Auxiliary External Transmission Oil Cooler, Bed View Camera, Body-Color Surround Grille, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Driver Alert Package I, Driver Alert Package II, Electric Rear-Window Defogger, Electrical Lock Control Steering Column, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, Front Prem Floor Liners w/Removable Carpet Insert, GMC Connected Access Capable, HD Rear Vision Camera, HD Surround Vision w/2 Trailer View Camera Provisions, Heated Driver & Front Outboard Passenger Seating, Heated steering wheel, Heavy-Duty Air Filter, Hill Descent Control, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Keyless Open & Start, Lane Change Alert w/Side Blind Zone Alert, Lane Keep Assist w/Lane Departure Warning, LED Cargo Area Lighting, Manual Tilt-Wheel & Telescoping Steering Column, Multicolor 15 Diagonal Head-Up Display, OnStar & GMC Connected Services Capable, Panic alarm, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Rear Defogger, Power Sunroof, Preferred Equipment Group 4SB, Premium Bose 7-Speaker Sound System, ProGrade Trailering System, Radio: Premium GMC Infotainment Sys w/Navigation, Rear Camera Mirror, Rear Dual USB Charging-Only Ports, Rear Wheelhouse Liners, Red Recovery Hooks, Remote Vehicle Starter System, Safety Alert Seat, Spray-On Pickup Bed Liner w/AT4 Logo, Steering Wheel Audio Controls, Technology Package, Theft Deterrent System (Unauthorized Entry), Trailering Package, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Ventilated front seats, Wireless Charging.
We use state-of-the-art software to price our vehicles to be the most competitive in the market. If you have found a better value, let us know about it. We would love the opportunity to keep giving the best values in the market. Contact our Sales Department at (248) 887-4747 with your questions and to set up an appointment. Be our guest at Lafontaine, home of the family deal: It’s not just what you get, it’s how you feel, and put us to work for you. Located at 4000 W. Highland Rd. Highland, MI, just off U.S. 23, Exit 67! NOTE: All Equipment Listed May Not Be Available..

GMC Certified Pre-Owned Details:

* 172 Point Inspection
* Limited Warranty: 12 Month/12,000 Mile (whichever comes first) from certified purchase date
* 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan and 3 days/150 miles (whichever comes first) Vehicle Exchange Program. SiriusXM 3-month trial subscription
* Transferable Warranty
* Powertrain Limited Warranty: 72 Month/100,000 Mile (whichever comes first) from original in-service date
* Warranty Deductible: $0
* Vehicle History
* Roadside Assistance


2021 GMC Sierra 1500 AT4

Eligible Benefits

All Features

  • Steering wheel audio controls
  • 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.)
  • 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
  • Wireless Phone Projection, for Apple CarPlay and Android Auto
  • Bluetooth® for phone connectivity to vehicle infotainment system
  • 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.)
  • SiriusXM Radio
  • 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 wireless 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
  • 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
  • Glass, deep-tinted
  • Door handles, body-color
  • Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
  • 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
  • Taillamps, LED signature taillight with LED stop and reverse light
  • Wheelhouse liners, rear
  • Bumper, rear body-color with corner steps
  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
  • Mirror caps, high gloss Black (Deleted with (DQS) outside power adjustable vertical trailering mirrors and mirror caps will be chrome.)
  • 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).)
  • 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
  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
  • 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.)
  • Tailgate and bed rail protection caps, top
  • Bumper, front, body-color lower (Front bumper color will be high gloss black.)
  • Tire, spare 255/80R17SL all-season, blackwall
  • Window, power, rear sliding with rear defogger
  • LPO, AT4 high clearance step: (dealer-installed)
  • Wheels, 20" x 9" (50.8 cm x 22.9 cm) machined aluminum with Carbon Grey Metallic accents
  • Sunroof, power
  • LPO, GMC MultiPro tailgate Step Lights: (dealer-installed)
  • IntelliBeam, automatic high beam on/off
  • Tires, 275/60R20SL all-terrain, blackwall: (Includes (QAQ) spare tire.)
  • LPO, Wheel locks, set of 4: (dealer-installed)
  • Onyx Black
  • USB ports, 2 (first row) located on instrument panel
  • Power outlet, rear auxiliary, 12-volt
  • USB ports, dual, charge-only (2nd row)
  • Seats, ventilated driver and front passenger
  • Defogger, rear-window electric
  • Premium Floor Liners with removable carpet insert, front
  • Steering column, lock control, electrical
  • Remote vehicle starter system
  • Steering column, manual Tilt-Wheel and telescoping
  • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
  • Window, power front, passenger express up/down
  • Brake lining wear indicator
  • 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)
  • Premium Floor Liners with removable carpet insert, rear
  • Floor covering, color-keyed carpeting
  • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
  • USB Ports (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
  • Assist handles front A-pillar mounted for driver and passenger, rear B-pillar mounted
  • Seats, front bucket with center console (STD)
  • Windows, power front, drivers express up/down
  • Compass, located in instrument cluster
  • Seat adjuster, driver 10-way power including lumbar
  • Door locks, power
  • Seat adjuster, passenger 10-way power including lumbar
  • Steering wheel, heated
  • Theft-deterrent system, unauthorized entry
  • Air conditioning, dual-zone automatic climate control
  • Driver memory recalls driver "presets" for power driver seat and outside mirrors
  • Keyless Open and Start
  • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
  • Exterior Temperature Display, located in radio display
  • Air vents, rear
  • Seating, heated driver and front outboard passenger
  • 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
  • GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
  • Power outlet, front auxiliary, 12-volt
  • Multicolor 15" Diagonal Head-Up Display
  • Adaptive Cruise Control
  • Universal Home Remote
  • Rear Camera Mirror, inside rearview auto-dimming: with full camera display
  • Jet Black with Kalahari accents, Perforated leather front seat trim
  • Driver Information Center, enhanced, 8" diagonal multicolor digital display: includes analog speedometer and tachometer gauges
  • Wireless Charging
  • Recovery hooks, Red
  • Hill Descent Control
  • Pickup bed
  • Skid Plates
  • Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
  • Air filter, heavy-duty
  • Suspension, Off-Road with 2" factory installed lift and monotube shocks
  • Rear axle, 3.23 ratio
  • Steering, Electric Power Steering (EPS) assist, rack-and-pinion
  • Exhaust, aluminized stainless-steel muffler and tailpipe
  • Capless Fuel Fill
  • Frame, fully-boxed, hydroformed front section
  • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
  • Trailer brake controller, integrated
  • Exhaust, dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
  • Four wheel drive
  • Auto-locking rear differential
  • Trailer Tire Pressure Monitor Sensors: includes set of 4 sensors.
  • 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 (VXW) AT4 high clearance step
  • 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, (KSG) Adaptive Cruise Control 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.)
  • Daytime Running Lamps, LED signature lighting
  • Hitch Guidance
  • Rear Seat Reminder
  • Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire)
  • 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 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.)
  • 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 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: camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, 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: 15 MPG
    • Hwy: 21 MPG
    • Combined: 17 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: 9200 lbs
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NEW /USED: Prices do not include additional fees and costs of closing, including government fees, addendum items 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. Dealer Doc Fee of $260 is not included in final price. See dealer for additional details. Contact dealer for most current information. Photo(s) may not represent actual vehicle options, colors, trim, and body styles. Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied. All vehicles are subject to prior sale.Tax, title, license (unless itemized above) are extra. Not available with special finance, lease and some other offers. 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. Photo(s) may not represent actual vehicle options, colors, trim, and body styles. Although every reasonable effort has been made to ensure the accuracy of the information contained on this site, absolute accuracy cannot be guaranteed. This site, and all information and materials appearing on it, are presented to the user "as is" without warranty of any kind, either express or implied. All vehicles are subject to prior sale.Tax, title, license (unless itemized above) are extra. Not available with special finance, lease and some other offers.The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.