NAV, Heated Leather Seats, Sunroof, ENGINE, DURAMAX 3.0L TURBO-DIESEL I6,4x4, Turbo, Alloy Wheels, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM.. FUEL EFFICIENT 26 MPG Hwy/22 MPG City! Summit White exterior and Jet Black interior CLICK ME!<br /><br />KEY FEATURES INCLUDE<br />Leather Seats, 4x4, Onboard Communications System, Trailer Hitch, Chrome Wheels, Remote Engine Start, Dual Zone A/C, Lane Keeping Assist, WiFi Hotspot, Heated Leather Seats. Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors, Electronic Stability Control. <br /><br />OPTION PACKAGES<br />SLT PREMIUM PLUS PACKAGE includes (PCY) SLT Convenience Package, (PDY) SLT Preferred Package, (PED) Sierra Safety Plus Package, (ZL6) ProGrade Trailering system, (NZD) 20 Polished aluminum wheels, (BVT) Chrome assist steps and (CGN) spray-on bedliner. SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (K4C) Wireless Charging, (UQA) Bose Premium Audio System, (N38) Power Rake/ Telescoping steering column and (UBC) USB ports, 2 (first row) Charge and Data ports located inside armrest, X31 OFF-ROAD AND PROTECTION PACKAGE includes (X31) Off-Road Package, (CGN) spray-on bedliner and (RIA) All-weather floor liners, LPO Includes (NZD) 20 Polished aluminum wheels and (QAE) 275/60R20 all-terrain, blackwall tires. SLT PREFERRED PACKAGE Includes (KSG) Adaptive Cruise Control, (A48) rear sliding power window, (UG1) Universal Home Remote and (KA6) heated second row outboard seats, SUNROOF, POWER, SIERRA SAFETY PLUS PACKAGE includes (UD5) Front and Rear Park Assist, (UFB) Rear Cross Traffic Braking, (UKK) Rear Pedestrian Alert, (TRG) Trailer Camera Provisions, (UKV) Trailer Side Blind Zone Alert and (UV2) HD Surround Vision (Includes (HS1) Safety Alert Seat. ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater. AUDIO SYSTEM <br /><br />Horse