2020 GMC Sierra 3500 AT4
VIN: 1GT49VEY9LF240765 STOCK: 26041
Thanks for checking out McCoy Auto Sales of Chambersburg, Pa. This Black 2020 GMC Sierra 3500HD AT4 has an 8 foot bed and is loaded with great features! It looks awesome first and foremost! The blacked out look and 20" XD wheels with 35" Falken Wildpeak tires just add to it! It has a 6.6L turbo diesel Duramax and automatic transmission along with 4 wheel drive! You get GPS navigation, 8" touch screen, AT4 preferred and premium packages, Technology package, Gooseneck / 5th wheel prep package, block heater, dual 220A alternators, step bars, sunroof, Bose audio, HD surround vision and sensors, lane departure warning and a whole lot more! This is a local trade and is a one owner truck! Stop by and make it yours, take it for a spin, then take it home! It would be a great addition to your garage!!
WHY BUY THIS VEHICLE?
McCoy Auto Sales provides at no cost a 6 month or 6,000 mile powertrain warranty for piece of mind after this major purchase.
At McCoy Auto Sales you'll find a great selection of quality hand-picked vehicles to choose from at affordable prices! We price our cars based on the market and sell them quickly. We are a NO HASSLE, NO GAMES dealership and even though we feel our prices are competitive, we are here to SELL them so if we're close don't hesitate to make a REASONABLE OFFER. We offer multiple financing options, take trades and will do our best to make sure buying a vehicle is as simple as it should be!
Important Package Information!
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 ($645 value)
- Safety Alert Seat
- IntelliBeam Automatic High Beam On/off
- Following Distance Indicator
- Forward Collision Alert
- Lane Departure Warning
- Automatic Emergency Braking
AT4 Premium Package ($3,465 value)
- 20" 6-Spoke Bright Machined Aluminum Wheels
- 6" Rectangular Black Tubular Assist Steps
Technology Package ($2,125 value)
- Auto-Dimming Inside Rearview Mirror with Camera
- 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
- All-Weather Floor Liners with AT4 Logo
- 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
- Remote Vehicle Starter System
- Electric Rear-Window Defogger
- Spray-On Pickup Bed Liner with AT4 Logo
- Compass Located in Instrument Cluster
- Floor-Mounted Center Console
- Painted Black Surround Grille with High Gloss Black Mesh
- Integrated Trailer Brake Controller
- Heated Driver and Front Outboard Passenger Seats
- 2nd Row Heated Outboard Seats
- 120-Volt Bed Mounted Power Outlet
- 120-Volt Instrument Panel Power Outlet
- 12-Volt Rear Auxiliary Power Outlet
- Ventilated Driver and Front Passenger Seats
- 2 USB Ports Inside Console
- 2 USB Ports (first Row)
- Electrical Lock Control Steering Column
- Manual Tilt-Wheel/telescoping Steering Column
- 2-Speed Active Transfer Case
- 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
- 2nd Row Dual USB Charge-Only Ports
- Unauthorized Entry Theft-Deterrent System
- HD Rear Vision Camera
- 4G LTE Wi-Fi Hotspot Capable
- X31 Off-Road Package
Gooseneck/5th Wheel Package ($545 value)
- Gooseneck/5th Wheel Prep Package
AT4 Preferred Package
- Power Sliding Rear Window with Defogger
- AM/FM Stereo with Premium GMC Infotainment System and Navigation
- Wireless Charging
- LED Smoked Amber Roof Marker Lamps
- Universal Home Remote
- Bose Premium 7 Speaker Sound System
Snow Plow Prep/camper Package ($380 value)
- Dual 220-Amps Primary and 170-Amps Auxiliary Alternators
- Skid Plates
Safety and Security
- The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
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.
- 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- Tire, spare LT275/70R18 all-terrain, blackwall
- Grille, Painted Black surround with high gloss Black mesh and Black chrome inserts
- Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
- Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- Fog lamps, LED
- Tailgate, GMC MultiPro Tailgate with six functional load/access features
- Taillamps, LED signature taillight with LED stop and reverse light
- BedStep, Black integrated on forward portion of bed on driver and passenger side (Not available with (ZW9) pickup bed delete.)
- Bumper, rear body-color, with corner steps
- Moldings, beltline, Black
- Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31" [84.25mm]) (Molded in color Black.)
- LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
- CornerStep, rear bumper
- Door handles, body-color
- Bumper, front, body-color lower
- Glass, deep-tinted
- Wheelhouse liners, rear
- Tailgate and bed rail protection caps, top
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Air conditioning, dual-zone automatic climate control
- Steering column, manual Tilt-Wheel and telescoping
- Cruise control, steering wheel-mounted
- Steering wheel, heated
- Steering wheel audio controls
- Audio system feature, 6-speaker system
- Steering wheel, leather-wrapped
- Air vents, rear
- Theft-deterrent system, unauthorized entry
- Remote vehicle starter system
- Seats, heated second row outboard seats
- LPO, All-weather floor liners, 1st and 2nd rows (includes AT4 logo)
- Driver memory, recalls driver "presets" for power driver seat and outside mirrors
- Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
- 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 underseat storage, (includes child seat top tether anchor)
- Compass, located in instrument cluster
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
- Window, power front, drivers express up/down
- Driver Information Center, 4.2" diagonal color display includes driver personalization
- Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
- Steering column, lock control, electrical
- Exterior Temperature Display located in radio display
- USB ports, dual, charge-only (2nd row)
- Seat adjuster, passenger 10-way power including lumbar
- Seat adjuster, driver 10-way power including lumbar
- Floor covering, color-keyed carpeting
- Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
- Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
- Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
- Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
- Transfer case, two-speed active electronic Autotrac with push button control
- Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
- Air filtration monitoring
- GVWR, 11,500 lbs. (5216 kg) with single rear wheels (Included and only available with model TK30943 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
- Differential, heavy-duty locking rear
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Air filter, high-capacity
- Brake lining wear indicator
- Recovery hooks, Red
- Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
- In-vehicle Trailering App, System includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder, trailer electrical diagnostics and Trailer Tire Pressure Monitor System module (Includes trailer tire pressure monitoring alert ONLY when (PTT) trailer tire pressure monitor system is factory ordered and sensors are installed.)
- Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
- Skid Plates protect the oil pan, front axle and transfer case
- Suspension, Off-Road includes twin-tube shocks
- Cooling, external engine oil cooler
- Single rear wheels
- Four wheel drive
- Trailer brake controller, integrated
- Cooling, auxiliary external transmission oil cooler
- Rear seat reminder
- Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
- GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details.)
- 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.)
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
- 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
* Pricing does not include sales tax, dealer documentation fee, title fee, license fees, service contracts, ancillary products, or any finance charges unless otherwise stated. Easy Credit Approvals based on finance source criteria. Not all applicants will qualify the same. Terms, rates, and down payments will vary greatly depending on credit worthiness, ability to make payments, job time, etc. Proof of income, residency and other documentation may be required for final approval in some cases. McCoy Auto Sales is not responsible for misprints on equipment.
Customers Reviews
Cheri Easterday
2026-02-02
Excellent treatment, quick and knowledgeable
Frank Graham
2026-02-02
Great people , they had me in and out in no time, with the vehicle I wanted
Kristen McCauley
2026-01-23
Great service, they help me with everything, was very kind and energetic. Love this place
a-z motors
2026-01-21
Found a 2020 ford f450 they had online got in touch with them and they took care of everything. I drove two hours there and two hours home the truck is perfect. Will definitely do business with again. I highly recommend this dealership.
John Detwiler
2026-01-10
Nice place. They are easy to work with and talk you through each step in the buying process. Mike, who helped me, was great. Good attitude and friendly. When the time comes for another vehicle, I will return to mccoy.
DR
2026-01-09
Such a streamlined experience. I never knew buying a car would be so easy. Thank you Corey for all your help. Very friendly staff as well.
Mother Duck
2026-01-09
Bought a truck from Mike last night. Great experience and he was awesome to deal with!
Adam Johnson
2026-01-08
Mike and Corey are great to deal with and couldn’t ask for better people to deal with
Ashley Atherton
2025-12-29
Corey was GREAT to deal with!!! Very laid-back environment where everyone is friendly and professional. The entire process was smooth, stress-free, and never felt pushy. Highly recommend!
