Allison 1000 6-Speed Automatic, 4WD, Jet Black Leather, 220 Amps Alternator, Chrome Power-Adjustable Heated Outside Mirrors, Chrome Recovery Hooks, Driver Alert Package, Duramax Plus Package, Forward Collision Alert, Heavy-Duty Handling/Trailering Suspension Package, Lane Departure Warning System, Provision for Cab Roof-Mounted Lamp/Beacon, Snow Plow Prep Package, Trailer Brake Controller, Trailering Equipment, Ultrasonic Front & Rear Park Assist. Odometer is 37833 miles below market average! Certified. 2017 GMC Sierra 2500HD Denali CARBRAVO! 4WD Allison 1000 6-Speed Automatic Onyx Black Duramax 6.6L V8 TurbodieselCertification Program Details: CARBRAVO Certified Pre-Owned Details: *6-month/6,000-mile * Limited Bumper-to-Bumper Warranty coverage with no deductible. * 172 Point Inspection *Courtesy Transportation Should your vehicle need warranty repair, your CarBravo dealer will make sure you have alternative transportation. *3month SiriusXM® trial subscription * with 165+ channels in the car plus access to 350+ channels on the SiriusXM® App. Enjoy commercial free music, performances and interviews, plus comedy, talk, sports and more. *Get a 1month trial of OnStar® * safety services like Automatic Crash Response, * Roadside Assistance * and the OnStar Guardian® app. * Plus, stay connected with in-vehicle data and your vehicle's mobile app. * Roadside Assistance * Vehicle History * Warranty Deductible: $0. 26/29 City/Highway MPG Awards: * 2017 KBB.com Brand Image AwardsPlease verify the accuracy of information in regards to the actual vehicle equipment, miles, vehicle specifications, location, and vehicle price with dealer.