Sierra 1500 SLE 4WD3SA Trim|EXCISE TAX - AIR CONDITIONING|Chrome Assist Steps|Gvwr: 3311 KG (7300 LB)|Air Conditioning TRI Zone Auto Climate Control|Trailering Mirrors Outside Power / Heated|DESTINATION CHARGE|Fuel|Summit White|Rear Axle - 3.42 Ratio|JET Black|Trailer Brake Controller|Engine Block Heater|Fleet Processing Code|5.3L Ecotec3 V8 Engine|10-SPD Automatic Transmission|MAX Trailering Package|Preferred Package|Fleet Lube-oil-filter Maintenance Delete|Competitive Assistance|Siriusxm(tm) With 3-MONTH Trial Period|18` Machined Aluminum Wheels|HD Rear Vision Camera|P265/65r-18 All-terrain Tires|Canadian Base Equipment|RR Wheel Air Defl. Roughguard Protection|Prograde Trailering System, MIRRORS OUTSIDE POWER-ADJUSTABLE VERTICAL TRAILERING WITH HEATED UPPER GLASS LOWER CONVEX MIRRORS integrated turn signals clearance lamps and auxiliary lighting; manual folding/extending (Includes (DD8) auto-dimming inside rear view mirror.), REAR AXLE 3.42 RATIO, SUMMIT WHITE, ENGINE BLOCK HEATER, SLE PREFERRED EQUIPMENT GROUP includes standard equipment, ENGINE 5.3L ECOTEC3 V8 (355 hp [265 kW] @ 5600 rpm 383 lb-ft of torque [518 Nm] @ 4100 rpm); featuring all-new Dynamic Fuel Management that enables the engine to operate in 17 different patterns between 2 and 8 cylinders depending on demand to optimize power delivery and efficiency, PROGRADE TRAILERING SYSTEM includes (PZ8) Hitch Guidance with Hitch View (JL1) trailer brake controller and (U1D) In-vehicle Trailering App, TIRES 265/65R18SL ALL-TERRAIN BLACKWALL, GVWR 7300 LBS. (3311 KG), MAX TRAILERING PACKAGE includes 9.76 rear axle (GU6) 3.42 axle ratio enhanced cooling radiator revised shock tuning for increased control heavier duty rear springs increased RGAWR and (KW5) 220-amp alternator Includes (JL1) trailer brake controller., WHEELS 18 X 8.5 (45.7 CM X 21.6 CM) 6-SPOKE MACHINED ALUMINUM with Dark Grey Metallic accents, HD REAR VISION CAMERA, TRAILER BRAKE CONTROLLER INTEGRATED, PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window (KI4) 120-volt power outlet (KC9) 120-volt bed-mounted power outlet (IOS) 8 diagonal Premium GMC Infotainment System SiriusXM with 360L (UVB) HD Rear Vision Camera and (U2L) HD Radio Crew Cab models include (R7O) Cloth Rear Seat Storage Package. Includes (MCR) USB Ports (Instrument Panel with bench seat).), JET BLACK CLOTH SEAT TRIM, ASSIST STEPS CHROME WHEEL TO WHEEL, TRANSMISSION 10-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (No longer available on 4WD models built with (L84) 5.3L EcoTec3 V8 engine after December 15 2020., Tow Hitch, Security System, Tires - Front All-Season, Power Steering, A/C, Remote Engine Start, ABS, Keyless Entry, Privacy Glass, Climate Control, Floor Mats, Rear Defrost, Tow Hooks, Aluminum Wheels, Multi-Zone A/C, Tires - Rear All-Season, Power Door Locks, Four Wheel Drive, Tires - Front All-Season, Keyless Start, Tires - Rear All-Season, Heated Front Seat(s), Heated Mirrors, Turbocharged, 4-Wheel Disc Brakes, Adjustable Steering Wheel, Power Driver Seat, Heated Steering Wheel, Locking/Limited Slip Differential, Locking/Limited Slip Differential, Daytime Running Lights, Power Mirror(s), Driver Adjustable Lumbar, Split Bench Seat, Passenger Air Bag Sensor, Satellite Radio, Multi-Zone A/C, Cloth Seats, Smart Device Integration, Front Head Air Bag, Daytime Running Lights, Driver Air Bag, Adjustable Steering Wheel, Climate Control, Front Side Air Bag, Driver Restriction Features, Telematics, Heated Front Seat(s), Floor Mats, Traction Control, MP3 Player, Back-Up Camera, Auxiliary Audio Input, Bluetooth Connection, AM/FM Stereo, Driver Adjustable Lumbar, Power Windows, Rear Bench Seat, Pass-Through Rear Seat, Split Bench Seat, Keyless Start, Tire Pressure Monitor, Bluetooth Connection, Steering Wheel Audio Controls, Remote Engine Start, Requires Subscription, Stability Control