Sierra 2500

Spider

AWD4WD

8-Cylinder

Gasoline

This NEW 2026 Onyx Black GMC Sierra 2500HD SLE 6.6L V8 10-Speed Automatic 4WD is well equipped and includes these features and benefits: Remote Start Package (Electric Rear-Window Defogger, Remote Vehicle Starter System, and Unauthorized Entry Theft-Deterrent System), SLE Convenience Package (10-Way Power Driver Seat Adjuster with Lumbar, A/C with Dual-Zone Automatic Climate Control, LED Fog Lamps, LED Smoked Amber Roof Marker Lamps, and Manual Tilt-Wheel/Telescoping Steering Column), SLE Heated Package (Heated Driver and Front Outboard Passenger Seats and Heated Steering Wheel), SLE Value Package (Spray-on Pickup Bedliner with GMC Logo), Suspension Package, X31 Off-Road and Protection Package (18 Machined Aluminum Wheels and All-Weather Floor Liners), X31 Off-Road Package (Hill Descent Control and Off-Road Suspension), 10-Speed Automatic, 4WD, Jet Blk Clth Cloth, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 17 Machined Aluminum Wheels, 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, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Automatic Emergency Braking, Brake assist, Buckle to Drive, Bumpers: chrome, Chrome Surround Grille with Chrome Insert Bars, 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, Electronic Stability Control, Emergency communication system: OnStar, Following Distance Indicator, Forward Collision Alert, Front 40/20/40 Split-Bench Seats, Front anti-roll bar, Front Center Armrest w/Storage, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heated door mirrors, Heavy-Duty 80 Amp Battery, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Departure Warning System, Low tire pressure warning, Occupant sensing airbag, OnStar Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Pickup Box, Power door mirrors, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, SiriusXM with 360L Trial Subscription, Speed control, Split folding rear seat, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Voltmeter, and Wireless Phone Projection. 10-Speed Automatic, 4WD, Jet Blk Clth Cloth. At O'Fallon Buick GMC, we're more than just a car dealership in O'Fallon. We're also members of the greater St Peters, Chesterfield, St Louis and St Charles MO communities, who work and live here just like you, and we want only what's best for our neighbors. We strive to support community initiatives and events, and we're committed to delivering the best customer service around. Price includes: $500 - Purchase Allowance. Exp. 03/02/2026

New 2026 GMC Sierra 2500 SLE w/ SLE Value Package;

New 2026 GMC Sierra 2500 SLE w/ SLE Value Package; O Fallon MO 63368

SLE Value Package;

X31 Off-Road and Protection Package

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O'Fallon Buick GMC

 for sale near you in O Fallon, MO. Get more information and car pricing for this vehicle on Autotrader.

New 2026 GMC Sierra 2500 SLE w/ SLE Value Package; for sale in O Fallon, MO 63368: Truck Details - 771563710 - Autotrader

MSRP	$56,865
Listing Price	$56,365