2026 GMC Sierra 2500HD AT4X at Behlmann Buick GMC

CALL (636) 462-3600 FOR MORE INFORMATION, ONE OWNER, CLEAN VEHICLE HISTORY NO ACCIDENTS, LOCAL TRADE, SUNROOF / MOONROOF, BLUETOOTH, REAR BACK UP CAMERA, APPLE CARPLAY / ANDROID AUTO, HEATED LEATHER SEATS, COOLED SEATS, HEATED STEERING WHEEL, CRUISE CONTROL, ADAPTIVE CRUISE CONTROL, AWD / 4 WHEEL DRIVE, REMOTE VEHICLE START, ALLOY WHEELS, SIDE BLIND ZONE ALERT, FORWARD COLLISION ALERT, LANE DEPARTURE WARNING, MEMORY SEAT, SATELLITE RADIO, FRONT & REAR PARKING SENSORS, DIESEL, MASSAGE SEATS, RAIN-SENSING WIPERS, REAR CAMERA MIRROR, WIRELESS CHARGING PAD, HEATED REAR SEATS, AUTO HIGH BEAMS, MULTIPRO TAILGATE, HEAD UP DISPLAY, GOOSENECK / 5TH WHEEL PREP PACKAGE, 360 SURROUND VISION CAMERAS, BOSE PREMIUM AUDIO SYSTEM, MULTIPRO TAILGATE AUDIO SYSTEM BY KICKER. Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 4SG (120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, Bed View Camera with Two Trailer Camera Provisions, Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille and Grille Insert Bars, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Hill Descent Control, Inside Rearview Auo-Dimming Rear Camera Mirror, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15" Diagonal Head-Up Display, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Power Sunroof, Push Button Start, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM with 360L Trial Subscription, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, and Wireless Phone Projection), Snow Plow Prep/Camper Package (220-Amp Alternator), 12 Speakers, 16-Way Power Driver Seat Adjuster with Lumbar, 16-Way Power Passenger Seat Adjuster with Lumbar, 4-Wheel Disc Brakes, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Brake assist, Buckle to Drive, Compass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Full Grain Leather Seat Trim, Fully automatic headlights, Garage door transmitter, Gloss Black Door Handles, Heads-Up Display, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hitch Guidance with Hitch View, Illuminated entry, in-Vehicle Trailering System App, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Leather steering wheel, Low tire pressure warning, Memory seat, Occupant sensing airbag, Off-Road Suspension, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Pas