{"type":"vehicle","@type":"Vehicle","identifier":"1GT4UPEYXTF233883","name":"2026 GMC Sierra 2500HD AT4","vin":"1GT4UPEYXTF233883","url":"https://opendealer.shop/steve-schmitt-buick-gmc-highland-highland-il/2026-gmc-sierra-2500hd-at4-1gt4upeyxtf233883","vehicleDetailsUrl":"https://autos.lotlinx.com/?ad=1GT4UPEYXTF233883&pdate=202607300300&request=AdLink&pubId=280000&url=1&utm_source=opendealer&utm_medium=referral&utm_campaign=ai-traffic","detailsUrl":"https://autos.lotlinx.com/?ad=1GT4UPEYXTF233883&pdate=202607300300&request=AdLink&pubId=280000&url=1&utm_source=opendealer&utm_medium=referral&utm_campaign=ai-traffic","dealerWebsite":null,"primaryImage":"https://imgcdn.lotlinx.com/vdn/95594/gmc_sierra%202500%20hd_2026_1GT4UPEYXTF233883_95594_2716669050.jpg?ver=20260502","thumbnailUrl":"https://imgcdn.lotlinx.com/vdn/95594/gmc_sierra%202500%20hd_2026_1GT4UPEYXTF233883_95594_2716669050.jpg?ver=20260502","make":"GMC","model":"Sierra 2500HD","vehicleModelDate":2026,"modelCode":null,"trimLevel":"AT4","bodyType":"Truck","numberOfDoors":"4","color":"Onyx Black","vehicleInteriorColor":"Jet Black With Kalahari Accents","colorCode":null,"interiorColorCode":null,"vehicleTransmission":"Automatic","driveWheelConfiguration":"4WD","vehicleEngine":{"name":"6.6L 8-cyl","engineDisplacement":"6.6L"},"fuelType":"Diesel","fuelEconomy":{"city":null,"highway":null},"vehicleCondition":"New","certified":"false","mileageFromOdometer":10,"offers":{"@type":"Offer","price":78654,"priceCurrency":"USD","availability":"https://schema.org/InStock","url":"https://opendealer.shop/steve-schmitt-buick-gmc-highland-highland-il/2026-gmc-sierra-2500hd-at4-1gt4upeyxtf233883","priceSpecification":{"msrp":null,"internetPrice":78654,"priceChange":null}},"description":"2026 GMC Sierra 2500HD AT4 4D Crew Cab Duramax 6.6L V8 Turbodiesel 4WD Onyx Black<br><br><br>Price advertised is subject to qualifying for all applicable rebates. You pay the price listed plus a $377 documentation fee applicable tax title and license less any extra incentives if available andor applicable. Please call 618-654-2181 for more details! If you're looking for a new car truck or SUV near St. Louis or Edwardsville then look no further than Steve Schmitt Inc. At our Highland dealership we have a large variety of Chevy Buick and GMC models all just ripe for the picking. Steve Schmitt has delivered four generations of Customer Service...right here in Highland! Steve Sr. Plays an active role in the dealership as well as the community and Steve Jr. Manages the day-to-day operations. At Steve Schmitt Chevy Buick GMC it is more than a name on a sign...it is our family looking forward to exceeding your family's expectations! This vehicles includes the following features AT4 Preferred Package (LED Smoked Amber Roof Marker Lamps Power Sliding Rear Window with Defogger and Universal Home Remote) Gooseneck5th Wheel Prep Package Hitch Package Preferred Equipment Group 4SB (120-Volt Bed Mounted Power Outlet 120-Volt Instrument Panel Power Outlet 2 Charge-Only Rear USB Ports 2 ChargeData USB Ports Inside Center Console 2 USB Ports 2-Speed Active Transfer Case Bed View Camera with Two Trailer Camera Provisions Bose Premium 7-Speaker Sound 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 Keyless Open and Start LED Cargo Area Lighting Manual Tilt-WheelTelescoping Steering Column OnStar Services Capable Power Front Passenger Windows with Express UpDown Push Button Start Rear Cross Traffic Alert Rear Premium Floor Liners with Removable Carpet Insert Rear Wheelhouse","additionalProperty":[],"image":[{"@type":"ImageObject","url":"https://imgcdn.lotlinx.com/vdn/95594/gmc_sierra%202500%20hd_2026_1GT4UPEYXTF233883_95594_2716669050.jpg?ver=20260502","description":"2026 GMC Sierra 2500HD - Primary exterior view","representativeOfPage":true}],"seller":{"@type":"AutoDealer","name":"Steve Schmitt Buick GMC Highland","slug":"steve-schmitt-buick-gmc-highland-highland-il","telephone":null,"url":null,"address":{"@type":"PostalAddress","postalCode":"62249","addressRegion":"IL","streetAddress":"12631 IL-143","addressCountry":"US","addressLocality":"Highland"},"latitude":"38.7491000","longitude":"-89.6802000","dealerGroup":null},"stockNumber":null,"slug":"2026-gmc-sierra-2500hd-unknown","dateCreated":"2026-07-30T06:37:45.427Z","dateModified":"2026-07-30T10:34:57.015Z","safetyRating":null,"recallSummary":null,"referenceSpecs":null,"inventoryStatus":"on_lot","estimatedArrival":null,"_raw":{"lot_date":"2026-03-12"},"isFeatured":false,"internetprice":78654,"msrp":null}