"Engine; Duramax 6.6L Turbo-Diesel V8; B20-Diesel Compatible,Lpo; Black Badging Package,Sun/Moonroof,Leather Seats,Coastal Dune,Navigation System,Lpo; Console-Mounted Safe,Alternator; 220 Amp,Lpo; Cargo Tie-Down Rings; Set Of 4,Engine Block Heater,Keyless Start,Heads-Up Display,Cooled Front Seat(S),At4X Preferred Equipment Group,Audio System; 13.4"" Diagonal Premium Gmc Infotainment System With Google Built In Apps Such As Navigation And Voice Assistance,Emissions; Colorado; Connecticut; Delaware; Maine; Maryland; Massachusetts; Minnesota; Nevada; New Jersey; New Mexico; New York; Oregon; Pennsylvania; Rhode Island; Vermont And Washington State Requirements,Exhaust Brake,Gvwr; 11;350 Lbs. (5148 Kg),Lpo; Black Gmc Emblems,Lpo; Black Sierra Nameplates,Obsidian Rush; Full Grain Leather Seat Trim,Rear Axle; 3.42 Ratio,Seats; Front Bucket,Transmission; 10-Speed Automatic,Wheels; 18"" (45.7 Cm) Machined Aluminum Wheel,Winter Grille Cover"