FUEL EFFICIENT 26 MPG Hwy/22 MPG City! Nav System, Moonroof, Heated/Cooled Seats, Satellite Radio, 4x4, Aluminum Wheels, Bed Liner, Hitch, LPO, AT4 HIGH CLEARANCE STEP, DRIVER ALERT PACKAGE II, AT4 PREFERRED PACKAGE AND MORE! KEY FEATURES INCLUDE Heated Driver Seat, Cooled Driver Seat, Satellite Radio. 4x4, Onboard Communications System, Aluminum Wheels, Keyless Entry, Privacy Glass, Steering Wheel Controls, Alarm. OPTION PACKAGES AT4 PREMIUM PACKAGE includes (PDO) AT4 Preferred Package, (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires, (PQB) Driver Alert Package I and (VXW) AT4 high clearance step, TECHNOLOGY PACKAGE includes (UVS) HD Surround Vision, (DRZ) Rear Camera Mirror, (UVN) Bed View Camera and (UV6) Multicolor 15 Diagonal Head-Up Display Includes (UHS) 8 Digital Driver information Center.), AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote, (A48) rear sliding power window, (IOT) 8 diagonal Premium GMC Infotainment with navigation, (UQA) Bose Premium Audio System and (K4C) Wireless Charging, DRIVER ALERT PACKAGE II includes (UEU) Forward Collision Alert, (UHX) Lane Keep Assist/Lane Departure Warning, (UHY) Automatic Emergency Braking, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (KSG) Adaptive Cruise Control and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat.), LPO, AT4 HIGH CLEARANCE STEP (dealer-installed), SUNROOF, POWER, ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 (277 hp 206.6 kW @ 3750 rpm, 460 lb-ft of torque 623.7 N-m @ 1500 rpm) Includes (KW5) 220-amp alternator and (K05) engine block heater.), DRIVER ALERT PACKAGE I includes (UD5) Front and Rear Park Assist, (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting. AUDIO SYSTEM, PREMIUM GMC INFOTAINMENT SYSTEM WITH NAVIGATION AND 8 DIAGONAL COLOR TOUCH-SCREEN, INCLUDES MULTI-TOUCH DISPLAY, AM/FM STEREO Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones, advanced voice recognition, in-vehicle apps, personalized profiles for infotainment and vehicle settings. Includes greater memory Note: (PZ8) Hitch Guidance with hitch view is included with trim.), SEATS, HEATED SECOND ROW OUTBOARD SEATS Standard on models built before 7-26-2021. Certain vehicles built on or after 7-26-2021 will include (RFU) Not Equipped with Heated Second Row Outboard Seats, which removes (KA6) Heated Second Row Outboard Seats. See dealer for details.), ENGINE, 5.3L ECOTEC3