Delivers 27 Highway MPG and 23 City MPG! Carfax One-Owner Vehicle. This GMC Sierra 1500 delivers a Turbocharged Diesel I6 3.0L/ engine powering this Automatic transmission. TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED with overdrive, tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking, SUMMIT WHITE, JET BLACK, FORGE PERFORATED LEATHER SEAT TRIM.*This GMC Sierra 1500 Comes Equipped with These Options *DENALI RESERVE PACKAGE includes (CWM) Technology Package, (CF5) sunroof, (BRS) GMC MultiPro Power Steps and (SH0) 22 Painted Aluminum Wheel with Machining and Bright Chrome Inserts , ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 (305 hp [227 kW] @ 3750 rpm, 495 lb-ft of torque [671 Nm] @ 2750 rpm) (Includes (KW5) 220-amp alternator and (K05) engine block heater.), DENALI PREFERRED EQUIPMENT GROUP includes standard equipment, Wireless, Apple CarPlay / Wireless Android Auto, Wireless charging, Wipers, front rain-sensing, Windows, power rear, express down, Windows, power front, drivers express up/down, Window, power, rear sliding with rear defogger, Window, power front, passenger express up/down.* Feel Confident About Your Choice *According to Carfax's history report: Carfax One-Owner Vehicle, No Damage Reported, No Accidents Reported, 8 Service Records.