2020 GMC Sierra 1500

'FUEL EFFICIENT 26 MPG Hwy/22 MPG City! CARFAX 1-Owner. Nav System, Moonroof, Heated/Cooled Seats, Satellite Radio, Heated Rear Seat, 4x4, Bed Liner, Hitch, DRIVER ALERT PACKAGE II, AT4 PREFERRED PACKAGE, SUNROOF, POWER AND MORE! KEY FEATURES INCLUDE 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Satellite Radio, Onboard Communications System, Trailer Hitch, Remote Engine Start, Dual Zone A/C, WiFi Hotspot, Heated Seats, Heated/Cooled Seats Keyless Entry, Privacy Glass, Steering Wheel Controls, Electronic Stability Control, 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 (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 Includes (UHS) 8'' Digital Driver information Center and (DP6) Black mirror caps.), 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 headlamps, (KSG) Adaptive Cruise Control-Camera and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat.), 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.), WHEELS, 20'' X 9'' (50.8 CM X 22.9 CM) MACHINED ALUMINUM WITH CARBON GREY METALLIC ACCENTS, 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. MIRRORS, OUTSIDE POWER-ADJUSTABLE VERTICAL TRAILERING WITH HEATED AND AUTO-DIMMING UPPER GLASS, LOWER CONVEX MIRRORS turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting and memory; power folding/ manual extending, 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 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.), TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD). GMC AT4 with Onyx Black exterior and Jet Black with Kalahari accents interior features a Straight 6 Cylinder Engine with 277 HP at 3750 RPM*. EXPERTS ARE SAYING Great Gas Mileage: 26 MPG Hwy. AFFORDABLE TO OWN This Sierra 1500 is priced $9,200 below J.D. Power Retail. Approx. Original Base Sticker Price: $53,700*. MORE ABOUT US Here at Colonial Buick GMC, we work hard to find you the perfect new or used car, truck, SUV, or crossover that best fits your needs. Looking for parts or need an oil change? Colonial Buick GMCs got you covered there too. Pricing analysis performed on 6/15/2026. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase..'