$501 off MSRP!The Seth Wadley Promise is a Lifetime Engine Guarantee, Lifetime Oil Changes, Lifetime Multi-point Inspections, Lifetime Pre-Vacation Ve… Read More…
$501 off MSRP! The Seth Wadley Promise is a Lifetime Engine Guarantee, Lifetime Oil Changes, Lifetime Multi-point Inspections, Lifetime Pre-Vacation Vehicle Check-Up, Identity Theft Protection for 1 year, Road Hazard Tire & Wheel Coverage for 1 year, Dent & Ding Coverage for 1 year, Windshield Coverage for 1 year, Towing for 1 year, Enrollment in our Difference Rewards Program. All at NO COST to you! Come Experience the Seth Wadley Difference!! 2026 Onyx Black GMC Sierra 3500HD Pro 4D Crew Cab 4WD Duramax 6.6L V8 Turbodiesel 10-Speed Automatic The dealer has added these accessories to this vehicle: - LIFETIME WINDOW TINT ($499) LIFETIME WINDOW TINT
This GMC Sierra 3500HD has many features and is well equipped including, Lifetime Engine Guarantee, Lifetime Oil Changes, Bluetooth, Keyless Entry, Rear Backup Camera, Tow Package, All Wheel Drive / 4x4, USB, Bluetooth Hands Free, 1SA Pro Safety Plus Package, 2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, 3.73 Rear Axle Ratio, 4-Way Manual Driver Seat Adjuster, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, AM/FM radio, Auto High-beam Headlights, Auto-Dimming Inside Rear-View Mirror, Automatic Emergency Braking, Brake assist, Buckle to Drive, Bumpers: chrome, Chrome Grille with Flat Black Grille Insert Bars, Compass, Convenience Package, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar Services capable, Exterior Parking Camera Rear, EZ Lift Power Lock and Release Tailgate, Following Distance Indicator, Forward Collision Alert, Front 40/20/40 Split-Bench Seats with Lockable Storage, Front anti-roll bar, Front Center Armrest w/Storage, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heavy-Duty 80 Amp-Hour Battery, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Lane Change Alert with Side Blind Zone Alert, Lane Departure Warning System, LED Cargo Area Lighting, Low tire pressure warning, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perimeter Lighting, Pickup Bed, Power steering, Power windows, Power-Adjustable Black Outside Mirrors, Premium audio system: GMC Infotainment System, Push Button Start, Radio: AM/FM with GMC Infotainment System, Rear Cross Traffic Alert, Rear reading lights, Rear step bumper, Remote Keyless Entry, Remote keyless entry, Solar Absorbing Tinted Glass, Speed control, Split folding rear seat, Suspension Package, Tachometer, Tilt steering wheel, Traction control, Trip computer, Ultrasonic Front and Rear Park Assist, Variably intermittent wipers, Vinyl Seat Trim, Voltmeter, Wireless Phone Projection. HOME OF THE SETH WADLEY PROMISE OIL CHANGES AND ENGINES FOR LIFE. PUT A LITTLE GRAVEL IN YOUR TRAVEL AND SEE US I-35 EXIT 72 PAULS VALLEY! Advertised pricing is believed to be accurate, but cannot be guaranteed, call dealer to confirm. Dealer accessories may not be included in price. Residency restrictions may apply to manufacturer rebates and incentives, see dealer for details. State/local taxes, title fees, and dealer $799 documentation fee not included in advertised price. Price does not include documentation fee. Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 03/31/2026 $500 - Buick GMC Bonus Cash. Exp. 03/31/2026 Price includes dealer added accessories. Read Less
Chassis Details
Stock Number
G186273
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
14,000
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
Pro
Vehicle VIN
1GT4USEY6TF186273
Interior Color
Jet Black, Cloth seat trim
Seating Capacity
6
Exterior Color Description
Onyx Black
Engine Cylinder Count
8
Engine
6.6L Duramax Turbo-Diesel V8 engine
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Horsepower
470
Brake Type
Hydraulic
Vehicle Options
Bumper, front chrome lower
Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
Pickup bed includes bed assist step (STD) (Deleted when (ZW9) pickup bed delete is ordered.)
Tailgate, standard (Deleted with (ZW9) pickup bed delete.)
Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
Glass, solar absorbing, tinted
Seat trim, Vinyl
Sierra HD Pro Safety includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking
Seat adjuster, driver 4-way manual
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
Tailgate, locking, utilizes same key as ignition and door (Included and only available with (QK1) standard tailgate. Deleted with (ZW9) pickup bed delete.)
Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps (Requires single rear wheels.)
Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
Driver Information Center, 3.5" diagonal monochromatic display
Moldings, beltline, Black
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
LED Signature DRL's
Bumper, rear chrome with bumper CornerSteps
Windows, power rear, express down (Not available on Regular Cab models.)
Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
Transfer case, two-speed electronic shift with push button controls (Requires 4WD models.)
Seat Belt Adjustable Guide Loops, front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)
Window, power front, passenger express down
Air filter, heavy-duty
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
Window, power front, drivers express up/down
Cooling, external engine oil cooler
Cruise control, steering wheel-mounted
Single Rear Wheels (STD)
Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
Door handles, Black grained
Brake lining wear indicator
Exterior Temperature Display located in radio display
Power outlet, front auxiliary, 12-volt
Door locks, power
Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable) (STD)
Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
Seat adjuster, passenger 4-way manual
Remote Keyless Entry
Air conditioning, single-zone
Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering (Not available with (ZW9) pickup bed delete.)
Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
Push Button Start
Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available with (ZW9) pickup bed delete.)
Auto-locking rear differential
Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)
Bluetooth for phone connectivity to vehicle infotainment system
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Compass, located in instrument cluster
Wireless Phone Projection for Apple CarPlay and Android Auto
Steering wheel, urethane
Suspension Package (Not available with (X31) Off-Road Package.)
HD Rear Vision Camera (Not available with (ZW9) pickup bed delete. Removed with (UV2) HD Surround Vision.)
Steering, Recirculating Ball with smart flow power steering system
USB Ports, 2, Charge/Data ports located on instrument panel
Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
Recovery hooks, front, frame-mounted, Black
Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)
Air vents, rear (Not available with Regular Cab model.)
Floor covering, rubberized-vinyl (Not available with LPO floor liners.)
CornerStep, rear bumper
Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance (Deleted when (ZW9) pickup bed delete is ordered.)
Audio system, GMC Infotainment System with 7" diagonal color touch-screen, AM/FM stereo with seek-and-scan and digital clock, includes Bluetooth streaming audio for music and select phones; featuring wireless Apple CarPlay and Android Auto capable (STD)
OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
Four wheel drive
Steering column, Tilt-Wheel, manual with wheel locking security feature
Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist