Full Description: Equipment Protect this vehicle from unwanted accidents with a cutting edge backup camera system. The GMC Sierra features a high end BOSE stereo system. An off-road package is equipped on this GMC Sierra. The installed navigation system will keep you on the right path. This 3/4 ton pickup is equipped with the latest generation of XM/Sirius Radio. The steering wheel audio controls on it keep the volume and station within easy reach. This 2020 GMC Sierra 2500 has four wheel drive capabilities. This unit has a 6.6 liter 8 Cylinder Engine high output engine. A trailer braking system is already installed on this 2020 GMC Sierra 2500. This unit is protected with a UV resistant earth toned brown color. Maintaining a stable interior temperature in this 3/4 ton pickup is easy with the climate control system. The GMC Sierra is outfitted with an OnStar communication system. The traction control system on this GMC Sierra instantly senses tire slippage and executes minute power adjustments to maintain traction at all speeds. Packages AT4 PREMIUM PACKAGE: includes (PDO) AT4 Preferred Package; (PQB) Driver Alert Package I; (PYU) 20 (50.8 cm) machined aluminum with high gloss Black paint wheels and (RVQ) 6 Black rectangular assist steps; LPO. TECHNOLOGY PACKAGE: includes (UVS) HD Surround Vision; (DRZ) Rear Camera Mirror; (UVN) Bed View Camera and (UV6) Multicolor 15 Diagonal Head-Up Display. 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; (U01) Roof Marker Lamps and (K4C) Wireless Charging. GOOSENECK / 5TH WHEEL PACKAGE: includes (Z6A) Gooseneck / 5th Wheel Prep Package. 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. DRIVER ALERT PACKAGE II: includes (UEU) Forward Collision Alert; (UFL) Lane Departure Warning; (UHY) Automatic Emergency Braking; (TQ5) IntelliBeam headlamps and (UE4) Following Distance Indicator. LPO; HITCH PACKAGE: Gooseneck ball and chain tiedown kit with case;. GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. LPO: BLACK TUBULAR ASSIST STEPS; 6'' RECTANGULAR. INTELLIBEAM: AUTOMATIC HIGH BEAM ON/OFF. LAMPS: SMOKED AMBER LED ROOF MARKER; (LED). LICENSE PLATE KIT: FRONT. BOSE SOUND SYSTEM: PREMIUM 7-SPEAKER SYSTEM. DRIVER INFORMATION CENTER: ENHANCED; 8'' DIAGONAL MULTICOLOR DIGITAL DISPLAY. MULTICOLOR 15'' DIAGONAL HEAD-UP DISPLAY. WINDOW: POWER; REAR SLIDING. UNIVERSAL HOME REMOTE. WIRELESS CHARGING. REAR CAMERA MIRROR: INSIDE REARVIEW AUTO-DIMMING WITH FULL CAMERA DISPLAY. AUTOMATIC EMERGENCY BRAKING. FRONT AND REAR PARK ASSIST: ULTRASONIC. HD SURROUND VISION WITH TWO TRAILER VIEW CAMERA PROVISIONS. BED VIEW CAMERA. REAR CROSS TRAFFIC ALERT. LANE CHANGE ALERT WITH SIDE BLIND ZONE ALERT. FOLLOWING DISTANCE INDICATOR. FORWARD COLLISION ALERT. LANE DEPARTURE WARNING. SAFETY ALERT SEAT. Equipment listed is based on original vehicle build. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)|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; (U01) Roof Marker Lamps and (K4C) Wireless Charging|AT4 PREMIUM PACKAGE: includes (PDO) AT4 Preferred Package; (PQB) Driver Alert Package I; (PYU) 20" (50.8 cm) machined aluminum with high gloss Black paint wheels and (RVQ) 6" Black rectangular assist steps; LPO|AUTOMATIC EMERGENCY BRAKING|Air conditioning; dual-zone automatic climate control|Air filter; high-capacity|Air filtration monitoring|Air vents; rear|Airbags; Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner''s Manual for more information.)|Alternator; 170 amps|Assist handles front A-pillar mounted for driver and passenger; rear B-pillar mounted|Audio system feature; 6-speaker system|BED VIEW CAMERA|BOSE SOUND SYSTEM: PREMIUM 7-SPEAKER SYSTEM|Battery; heavy-duty 720 cold-cranking amps/80 Amp-hr; maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)|BedStep; Black integrated on forward portion of bed on driver and passenger side|Brake lining wear indicator|Brakes; 4-wheel antilock; 4-wheel disc with DURALIFE rotors|Bumper; front; body-color lower|Bumper; rear body-color with corner steps|Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)|Cargo tie downs (12); fixed rated at 500 lbs per corner|Center Console; floor-mounted with cup holders; cell phone storage; power cord management; hanging file folder capability|Compass; located in instrument cluster|Cooling; auxiliary external transmission oil cooler|Cooling; external engine oil cooler|CornerStep; rear bumper|Cruise control; steering wheel-mounted|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|DRIVER ALERT PACKAGE II: includes (UEU) Forward Collision Alert; (UFL) Lane Departure Warning; (UHY) Automatic Emergency Braking; (TQ5) IntelliBeam headlamps and (UE4) Following Distance Indicator|DRIVER INFORMATION CENTER: ENHANCED; 8" DIAGONAL MULTICOLOR DIGITAL DISPLAY|Differential; heavy-duty locking rear|Door handles; body-color|Driver Information Center; 4.2'' diagonal color display includes driver personalization|Driver memory recalls driver ''presets'' for power driver seat and outside mirrors|Engine; 6.6L V8 with Direct Injection and Variable Valve Timing; gasoline (401 hp [299 kW] @ 5200 rpm; 464 lb-ft of torque [629 N-m] @ 4000 rpm)|Exterior Temperature Display; located in radio display|FOLLOWING DISTANCE INDICATOR|FORWARD COLLISION ALERT|FRONT AND REAR PARK ASSIST: ULTRASONIC|Floor covering; color-keyed carpeting|Fog lamps; LED|Four wheel drive|Frame; fully-boxed; hydroformed front section and a fully-boxed stamped rear section|GMC Connected Access capable (Subject to terms. See onstar.com or dealer for details)|GOOSENECK / 5TH WHEEL PACKAGE: includes (Z6A) Gooseneck / 5th Wheel Prep Package.|GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH.|GVWR; 10;650 lbs. (4831 kg) (Included and only available with TK20743 model and (L8T) 6.6L V8 gas engine with 18'' or 20'' wheels; or TK20943 and (L8T) 6.6L V8 gas engine with 17'' wheels.)|Glass; deep-tinted|Grille (Painted Black surround with high gloss Black mesh and Black chrome inserts.)