2026 GMC Sierra 3500

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 Summit White GMC Sierra 3500HD SLE 4D Crew Cab 4WD Duramax 6.6L V8 Turbodiesel 10-Speed AutomaticThis GMC Sierra 3500HD has many features and is well equipped including, Lifetime Engine Guarantee, Lifetime Oil Changes, Bluetooth, Keyless Entry, Rear Backup Camera, Remote Start, **SIRIUS/XM SATELLITE RADIO**, Tow Package, All Wheel Drive / 4x4, USB, Bluetooth Hands Free, 10-Way Power Driver Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 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, Adaptive Cruise Control, Air Conditioning, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Automatic Emergency Braking, Bed View Camera with Two Trailer Camera Provisions, Brake assist, Buckle to Drive, Bumpers: chrome, Chrome Surround Grille with Chrome Insert Bars, Cloth Rear Seat with Storage Package, Cloth Seat Trim, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar Services capable, Exterior Parking Camera Rear, 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, GMC Premium 13.4'' Diagonal Information Display, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated door mirrors, Heated Driver and Front Outboard Passenger Seats, Heated Steering Wheel, Heavy-Duty 80 Amp-Hour Battery, Hitch Guidance with Hitch View, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Departure Warning System, LED Cargo Area Lighting, LED Fog Lamps, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pickup Bed, Power door mirrors, Power Sliding Rear Window with Defogger, Power steering, Power windows, Preferred Package, Premium audio system: Premium GMC Infotainment System, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rear Cross Traffic Alert, Rear reading lights, Rear step bumper, Remote keyless entry, Remote Start Package, Remote Vehicle Starter System, Sierra HD Pro Safety Plus Package, SiriusXM with 360L Trial Subscription, SLE Convenience Package, SLE Heated Package, SLE Value Package, Speed control, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Suspension Package, Tachometer, Tilt steering wheel, Traction control, Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trip computer, Turn signal indicator mirrors, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Variably intermittent wipers, Voltmeter, Wireless Phone Projection.HOME OF THE SETH WADLEY PROMISE OIL CHANGES AND ENGINES FOR LIFE. PU Price does not include documentation fee. Price includes: $500 - Buick & GMC Consumer Cash Program. Exp. 02/02/2026