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New 2021 GMC Sierra 3500HD Crew Cab Standard Box 4-Wheel Drive AT4
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Vehicle In Transit

This vehicle has been shipped from the assembly plant and will arrive in the near future. Please contact us for more details.

  • McCosh Price $76,629
  • MSRP $81,215
See Important Disclosures Here

Manufacturer Photos

May not represent actual vehicle (options, colors, trim and body style may vary).
Current Offers Specifications

Current Offers

  • MSRP $81,215
  • Price $81,215
  • GMC Conquest 1
    THIS IS A GM CONQUEST INCENTIVE FOR CURRENT OWNERS/LESSEES OF A 2007 OR NEWER,NON GM (I.E., NON-BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, PONTIAC OR SATURN) PASSENGER,CAR OR TRUCK WHO PURCHASE A NEW AND UNUSED MODEL.CUSTOMER MUST HAVE OWNED/LEASED THEIR QUALIFYING VEHICLE FOR A MINIMUM OF 30 DAYS PRIOR TO THE SALE OF THE NEW VEHICLE .
    - $250 Take Retail Delivery By 3/1/21
  • Dealer Discount For Everyone 2
    DEALER DISCOUNT FOR EVERYONE, EVERYONE QUALIFIES
    - $2,436 Take Retail Delivery By 3/1/21
  • Purchase Allowance 3
    21-40ACB:1 Buick & GMC Consumer Cash Program
    - $1,900 Take Retail Delivery By 3/1/21
  • McCosh Price $76,629
  • Savings $4,586
(4 Days, 16 Hours, 2 Min Left)
Click here for more offer information
1HIS IS A GM CONQUEST INCENTIVE FOR CURRENT OWNERS/LESSEES OF A 2007 OR NEWER,NON GM (I.E., NON-BUICK, CADILLAC, CHEVROLET, GMC, HUMMER, PONTIAC OR SATURN) PASSENGER,CAR OR TRUCK WHO PURCHASE A NEW AND UNUSED MODEL.CUSTOMER MUST HAVE OWNED/LEASED THEIR QUALIFYING VEHICLE FOR A MINIMUM OF 30 DAYS PRIOR TO THE SALE OF THE NEW VEHICLE . 2DEALER DISCOUNT FOR EVERYONE, EVERYONE QUALIFIES 3Not available with special financing, lease and some other offers.
This vehicle has been shipped from the assembly plant and will arrive in the near future. Please contact us for more details.

Specifications

  • Stock Number N/A
  • Exterior Ebony Twilight Metallic
  • Interior N/A
  • Engine 6.6L 8 cyl
  • VIN 1GT49VEY4MF195509
  • Transmission Automatic
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          In Transit
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            Vehicle At A Glance

            • Fuel Economy N/A city / N/A hwy
            • Mileage N/A
            • Transmission automatic
            • Exterior Color Ebony Twilight Metallic
            • Interior Color N/A
            • Engine Data 6.6L 8 cyl

              Accessories

              Shop our entire portfolio of GMC Accessories and make your vehicle one of a kind.

              Whether you’re looking for Premium All-Weather Floor Liners and Floor Mats to help protect your interior, 22” Wheels and Black GMC Emblems for personal style or a set of Cross Rails to expand your cargo options, we’ve got you covered.

              Choose from the only accessories Designed, Engineered, Tested and Backed by GMC as well as Associated Accessories from our partners at Thule, Kicker and others to personalize and enhance your vehicle.
              GMC Accessories

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              * This estimate is based on average loan terms over 5 years. For accurate estimate please contact our finance department
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                Specifications

                Entertainment

                • Audio system feature, 6-speaker system
                • Audio system, Premium GMC Infotainment System with 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 (PZ8) Hitch Guidance with hitch view.)
                • Bluetooth for phone connectivity to vehicle infotainment system
                • HD Radio
                • SiriusXM Radio
                • 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.)
                • Wireless Phone Projection for Apple CarPlay and Android Auto

                  Exterior

                  • 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. Not available with any Ship Thrus EXCEPT (VSH), (VTV), (TCH) or (TCE).)
                  • Bed Step, Black integrated on forward portion of bed on driver and passenger side
                  • Bumper, front, body-color lower
                  • Bumper, rear body-color with bumper CornerSteps
                  • Cargo tie downs (12), fixed, rated at 500 lbs per corner
                  • CornerStep, rear bumper
                  • Door handles, body-color
                  • Fog lamps, LED
                  • Glass, deep-tinted
                  • Grille, Painted Black surround with high gloss Black mesh and Black chrome inserts
                  • Headlamps, LED reflector (high intensity) with LED turn signals and LED signature Daytime Running Lamps
                  • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
                  • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
                  • Mirror caps, high gloss 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])
                  • Moldings, beltline, Black
                  • Single Rear Wheels
                  • Tailgate and bed rail protection caps, top
                  • 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
                  • 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 LT275/70R18 all-terrain, blackwall
                  • Tires, LT275/70R18E all-terrain, blackwall
                  • Wheelhouse liners, rear
                  • Wheels, 18" (45.7 cm) machined aluminum wheel with Dark Grey metallic accents

                    Interior

                    • 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
                    • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
                    • 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
                    • 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, 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.)
                    • Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
                    • 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
                    • Premium Floor Liners with removable carpet insert, front
                    • Premium Floor Liners with removable carpet insert, rear
                    • Remote vehicle starter system
                    • Seat adjuster, driver 10-way power including lumbar
                    • Seat adjuster, passenger 10-way power including lumbar
                    • Seat trim, Perforated Front Leather seating surfaces
                    • 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)
                    • Seating, heated driver and front outboard passenger
                    • Seats, front bucket with center console
                    • Seats, heated second row outboard seats
                    • Seats, ventilated driver and front passenger
                    • 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 (Inside Console with bucket seats), 2 also includes 1 SD card reader and auxiliary jack
                    • USB ports, 2 (first row) located on instrument panel
                    • USB ports, dual, charge-only (2nd row)
                    • Window, power front, drivers express up/down
                    • Window, power front, passenger express up/down
                    • Windows, power rear, express down

                      Mechanical

                      • Air filter, heavy-duty
                      • Air filtration monitoring
                      • Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
                      • Auto-locking rear differential
                      • 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.)
                      • Brake lining wear indicator
                      • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
                      • Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
                      • Cooling, auxiliary external transmission oil cooler
                      • Cooling, external engine oil cooler
                      • Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm)
                      • Four wheel drive
                      • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
                      • GVWR, 11,350 lbs. (5148 kg) with single rear wheels (Included and only available with TK30743 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
                      • Pickup bed includes bed assist step
                      • Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
                      • Recovery hooks, Red
                      • Skid Plates protect the oil pan, front axle and transfer case
                      • Steering, Digital Variable Steering Assist This system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
                      • Suspension, Off-Road includes twin-tube shocks
                      • Trailer brake controller, integrated
                      • Transfer case, two-speed active electronic Autotrac with push button control
                      • Transmission, 6-speed automatic, heavy-duty

                        Safety

                        • 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
                        • Hill Descent Control
                        • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
                        • 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 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)

                          Warranty

                          • <<< Preliminary 2021 Warranty >>>
                          • Basic: 3 Years/36,000 Miles
                          • Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
                          • Drivetrain: 5 Years/60,000 Miles HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles
                          • Maintenance: 1 Year/1 Visit
                          • Roadside Assistance: 5 Years/60,000 Miles HD Duramax Diesel: 5 Years/100,000 Miles; Qualified Fleet Purchases: 5 Years/100,000 Miles

                            Options

                            • ALTERNATOR, 220 AMPS (Included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine or (VYU) Snow Plow Prep/Camper Package. Free flow on (L8T) 6.6L V8 gas engine.) (KW5)
                            • ASSIST STEPS, POWER-RETRACTABLE, BLACK includes LED lighting (Requires and only available with (PDG) AT4 Premium Plus Package. Not available with any other assist steps.) (B3L)
                            • AT4 PREFERRED EQUIPMENT GROUP includes standard equipment (4SB)
                            • AT4 PREFERRED PACKAGE includes (UVN) Bed View Camera, (UVS) HD Surround Vision with Two Trailer View Camera Provisions, (UG1) Universal Home Remote, (A48) rear sliding power window, (IOT) 8" diagonal Premium GMC Infotainment with navigation, (UQA) Bose Premium Audio System, (U01) Roof Marker Lamps and (K4C) Wireless Charging (Requires (PQB) Driver Alert Package I. Included with (PDG) AT4 Premium Plus Package. Note (U01) Roof Marker Lamps are not available with (YF5) California state emissions requirements on single rear wheels.) (PDO)
                            • AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package, (PQB) Driver Alert Package I, (PDJ) Driver Alert II, (PYU) 20" (50.8 cm) machined aluminum wheels with high gloss Black accents, (CF5) power sunroof, (CWM) Technology Package and (VXW) AT4 high clearance step, LPO ((VXW) AT4 high clearance step can be substituted with (S6L) Sport Step, Black, LPO or (B3L) power-retractable, Black assist steps but no other assist steps are available. (PYU) 20" machined aluminum wheels with high gloss Black accents can be upgraded to (SHH) 20" High gloss Black painted wheels, LPO or (SKX) 20" high gloss Black aluminum wheels with machined accents, LPO.) *GROSS* (PDG)
                            • 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. Includes (PZ8) Hitch Guidance with hitch view.) (Included and only available with (PDO) AT4 Preferred Package. (IOT)
                            • AUTOMATIC EMERGENCY BRAKING (Included and only available with (PDJ) Driver Alert Package II.) (UHY)
                            • BED VIEW CAMERA camera in the CHMSL to show a view of the cargo bed, display located in entertainment screen, includes Two Trailer Camera Provisions (Included with (CMT) Gooseneck / 5th Wheel Prep Package or (PDO) AT4 Preferred Package.) (UVN)
                            • BOSE SOUND SYSTEM, PREMIUM 7-SPEAKER SYSTEM with Richbass woofer (Included and only available with (PDO) AT4 Preferred Package.) (UQA)
                            • 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. Included with (PDG) AT4 Premium Plus Package.) (PQB)
                            • DRIVER ALERT PACKAGE II includes (UEU) Forward Collision Alert, (UFL) Lane Departure Warning, (UHY) Automatic Emergency Braking, (TQ5) IntelliBeam and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat. (Requires (PQB) Driver Alert Package I. Included with (PDG) AT4 Premium Plus Package.) (PDJ)
                            • DRIVER INFORMATION CENTER, ENHANCED, 8" DIAGONAL MULTI-COLOR DIGITAL DISPLAY includes analog speedometer and tachometer gauges (Included and only available with (CWM) Technology Package. Requires (PDJ) Driver Alert Package II.) (UHS)
                            • EBONY TWILIGHT METALLIC (Available at extra charge. Required with (JSE) Denali Black Diamond Edition.) (GB8)
                            • EMISSIONS, FEDERAL REQUIREMENTS (FE9)
                            • ENGINE BLOCK HEATER (Included with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.) (K05)
                            • ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm, 910 lb-ft of torque [1220 Nm] @ 1600 rpm) (Includes (K05) engine block heater.) (L5P)
                            • EXHAUST BRAKE (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.) (K40)
                            • FOLLOWING DISTANCE INDICATOR (Included and only available with (PDJ) Driver Alert Package II.) (UE4)
                            • FORWARD COLLISION ALERT (Included and only available with (PDJ) Driver Alert Package II.) (UEU)
                            • FRONT AND REAR PARK ASSIST, ULTRASONIC (Included and only available with (PQB) Driver Alert Package I.) (UD5)
                            • GOOSENECK / 5TH WHEEL PACKAGE includes (Z6A) Gooseneck / 5th Wheel Prep Package. (Includes (UVN) Bed View Camera. When (PDO) AT4 Preferred Package is ordered (UVN) Bed View Camera will not be priced in the (CMT) as it is already included.) (CMT)
                            • GOOSENECK / 5TH WHEEL PREP PACKAGE -- Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball, stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness). (Included and only available with (CMT) Gooseneck / 5th Wheel Package.) (Z6A)
                            • GVWR, 12,100 LBS. (5488 KG) WITH SINGLE REAR WHEELS (Included and only available with TK30743 model and (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Requires single rear wheels.) (G4Y)
                            • 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 (Included and only available with (PDO) AT4 Preferred Package. Recommend ordering (TRO) Auxiliary Trailer Camera, LPO if transparent trailer camera view is desired.) (UVS)
                            • INTELLIBEAM, AUTOMATIC HIGH BEAM ON/OFF (Included and only available with (PDJ) Driver Alert Package II.) (TQ5)
                            • JET BLACK WITH KALAHARI ACCENTS, PERFORATED FRONT LEATHER SEATING SURFACES (HVD)
                            • LAMPS, SMOKED AMBER LED ROOF MARKER, (LED) (Not available with (YF5) California state emissions requirements. Included with (PDO) AT4 Preferred Package.) (U01)
                            • LANE CHANGE ALERT WITH SIDE BLIND ZONE ALERT (Included and only available with (PQB) Driver Alert Package I.) (UKC)
                            • LANE DEPARTURE WARNING (Included and only available with (PDJ) Driver Alert Package II.) (UFL)
                            • LICENSE PLATE KIT, FRONT (will be forced on orders with ship-to states that require front license plate) (VK3)
                            • LPO, GMC MULTIPRO TAILGATE STEP LIGHTS (dealer-installed) (No longer available to order.) *No Longer Factory Orderable, See Dealer for Current Availability* (63G)
                            • MULTI-COLOR 15" DIAGONAL HEAD-UP DISPLAY (Included and only available with (CWM) Technology Package.) (UV6)
                            • MULTIPRO AUDIO SYSTEM BY KICKER (dealer-installed) (Requires (QK2) GMC MultiPro Tailgate.) (PDV)
                            • REAR AXLE, 3.42 RATIO (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.) (GU6)
                            • REAR CAMERA MIRROR inside rearview auto-dimming with full camera display (Included and only available with (CWM) Technology Package.) (DRZ)
                            • REAR CROSS TRAFFIC ALERT (Included and only available with (PQB) Driver Alert Package I.) (UFG)
                            • SAFETY ALERT SEAT (Included and only available with (PDJ) Driver Alert Package II.) (HS1)
                            • SEATS, FRONT BUCKET WITH CENTER CONSOLE (STD) (A50)
                            • SNOW PLOW PREP/CAMPER PACKAGE includes (KW5) 220-amp alternator, includes increased front GAWR on Heavy Duty models, (NZZ) skid plates (transfer case and oil pan), pass through dash grommet hole and roof emergency light provisions. Contact GM Upfitter Integration at www.gmupfitter.com for plow installation details and assistance. Note: if ordered for Camper usage, recommend ordering (UY2) Trailering wiring provisions. (Includes (KW5) 220-amp alternator and is upgradeable to (KHF) Dual alternators (220-amp primary, 170-amp auxiliary). Not available with (F60) Heavy Duty Front Spring/Camper Package.) (VYU)
                            • SUNROOF, POWER (Requires (PDO) AT4 Preferred Package. Not available with a government order type (FBC) and (FGO). Included with (PDG) AT4 Premium Plus Package.) (CF5)
                            • TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multi-color 15" Diagonal Head-Up Display Includes (UHS) 8" Digital Driver information Center. (Requires (PDJ) Driver Alert Package II and (PDO) AT4 Preferred Package. Included with (PDG) AT4 Premium Plus Package.) (CWM)
                            • TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL (Requires single rear wheels.) (QF9)
                            • TRANSMISSION, ALLISON 10-SPEED AUTOMATIC (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine. Not available with (PTO) Power take-off.) (MGM)
                            • UNIVERSAL HOME REMOTE (Included and only available with (PDO) AT4 Preferred Package.) (UG1)
                            • WHEELS, 20" (50.8 CM) MACHINED ALUMINUM with high gloss Black accents (Included with (PDG) AT4 Premium Plus Package.) (PYU)
                            • WINDOW, POWER, REAR SLIDING with rear defogger (Included and only available with (PDO) AT4 Preferred Package.) (A48)
                            • WINTER GRILLE COVER (Included and only available with (L5P) Duramax 6.6L Turbo-Diesel V8 engine.) (BHP)
                            • WIRELESS CHARGING (Included and only available with (PDO) AT4 Preferred Package.) (K4C)
                              Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers. MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the “Fuel Economy” portion of the EPA’s website for details, including a MPG recalculation tool). The features and options listed are for the new 2021 GMC Sierra 3500HD and may not apply to this specific vehicle.

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                                Browse our inventory of new and used Buick, Chevrolet, GMC, Cadillac vehicles here at Bob McCosh Chevrolet Buick GMC Cadillac or visit us at our Columbia location today. You can always get in touch with a sales representative by phone at (573) 355-9946 or email us online.  

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