EPA 20 MPG Hwy/15 MPG City! CARFAX 1-Owner. NAV, Heated Seats, SATELLITE RADIO, BACK-UP CAMERA, 4X4, Alloy Wheels, Tow Hitch, X31 OFF-ROAD PACKAGE, SLT PREFERRED PACKAGE, SLT PREMIUM PLUS PACKAGE, DRIVER ALERT PACKAGE II ======KEY FEATURES INCLUDE: 4X4, BACK-UP CAMERA, SATELLITE RADIO, TRAILER HITCH, CHROME WHEELS. ONBOARD HANDS-FREE COMMUNICATIONS SYSTEM, DUAL ZONE A/C, PRIVACY GLASS, KEYLESS ENTRY, STEERING WHEEL CONTROLS. ======OPTION PACKAGES: SLT PREMIUM PLUS PACKAGE includes (PCY) SLT Convenience Package, (PDY) SLT Preferred Package, (PQB) Driver Alert Package I, (PDJ) Driver Alert Package II, (NZM) 20" Polished aluminum wheels, (PTT) Trailer Tire Pressure Monitor System, (BVT) Chrome assist steps and (CGN) spray-on bedliner. ENGINE, 6.2L ECOTEC3 V8 (420 hp [313 kW] @ 5600 rpm, 460 lb-ft of torque [624 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, SLT CONVENIENCE PACKAGE includes (A50) bucket seats with (D07) center console, (KQV) ventilated front seats, (A48) rear sliding power window, (UG1) Universal Home Remote, (MCZ) 2 USB ports with auxiliary input; Crew Cab models also include (KA6) rear heated seats, SLT PREFERRED PACKAGE includes (IOT) 8" diagonal Premium GMC Infotainment with navigation, (UQA) Bose Premium Audio System and (K4C) Wireless Charging, 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. Includes (V76) recovery hooks on 2WD models. X31 OFF-ROAD PACKAGE includes Off-Road suspension, (JHD) Hill Descent Control, (NZZ) skid plates, (K47) high-capacity air filter and X31 hard badge Includes (NQH) 2-speed transfer case, (XCK) 265/65R18SL all-terrain, blackwall tires, (N10) dual exhaust. DRIVER ALERT PACKAGE II includes (UEU) Forward Collision Alert, (UHX) Lane Keep Assist/Lane Departure Warning, (UHY) Low Speed Forward Automatic Braking, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam headlamps and (UE4) Following Distance Indicator Includes (HS1) Safety Alert Seat. 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, SEATS, HEATED SECOND ROW OUTBOARD SEATS, TRANSMISSION, 10-SPEED AUTOMATIC, ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking. GMC SLT with Quicksilver Metallic exterior and Jet Black interior features a 8 Cylinder Engine with 420 HP at 5600 RPM*. ======EXPERTS ARE SAYING: Edmunds.com's review says "Plenty of low-speed torque and a transmission with smart shift schedules mean the Sierra gets off the line well.". Great Gas Mileage: 20 MPG Hwy. All prices include all applicable rebates and incentives. 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.