"Engine; 5.3L Ecotec3 V8,Preferred Package,Sierra Safety Plus Package,Max Trailering Package,Bedliner; Spray-On,Remote Start Package,Onyx Black,Navigation System,Wheels; 18"" X 8.5"" (45.7 Cm X 21.6 Cm) 6-Spoke Machined Aluminum,Defogger; Rear-Window Electric,Lane Keeping Assist,Keyless Start,Adaptive Cruise Control,Audio System; 13.4"" Diagonal Premium Gmc Infotainment System With Google Built In Apps Such As Navigation And Voice Assistance; Includes Color Touch-Screen; Multi-Touch Display; AM/FM Stereo,Emissions Override; State-Specific,Front And Rear Park Assist; Ultrasonic,Gvwr; 7300 Lbs. (3311 Kg),Hd Surround Vision,Hitch View,Jet Black; Cloth Seat Trim,License Plate Kit; Front,Rear Axle; 3.42 Ratio,Rear Cross Traffic Braking,Rear Pedestrian Alert,Seats; Front 40/20/40 Split-Bench,Sle Preferred Equipment Group,Tire; Spare 265/70R17Sl All-Season; Blackwall,Tires; 265/65R18Sl All-Season; Blackwall,Trailer Camera Provisions And Trailer Viewing Software,Trailer Side Blind Zone Alert,Transmission; 10-Speed Automatic; (Column Shifter) Electronically Controlled,Wheelhouse Liners; Rear,Window; Power; Rear Sliding With Rear Defogger"