Boasts 27 Highway MPG and 22 City MPG! Carfax One-Owner Vehicle. This GMC Sierra 1500 boasts a Turbocharged Diesel I6 3.0L/ engine powering this Automatic transmission. X31 OFF-ROAD PACKAGE includes Off-Road suspension, (JHD) Hill Descent Control, (NZZ) skid plates, (K47) heavy-duty air filter and X31 hard badge Includes (B1J) rear wheelhouse liners, 2-speed transfer case. Includes (N10) dual exhaust., TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED with overdrive, and tow/haul mode and steering column paddle shifters. Includes Cruise Grade Braking and Powertrain Grade Braking, TRAILER BRAKE CONTROLLER, INTEGRATED.*This GMC Sierra 1500 Comes Equipped with These Options *JET BLACK, CLOTH SEAT TRIM, ELEVATION PREFERRED EQUIPMENT GROUP includes standard equipment, Windows, power rear, express down, Windows, power front, drivers express up/down, Window, power front, passenger express down, Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.), USB Ports, 2, Charge/Data ports located on instrument panel, USB ports, (2) charge-only, rear, Transmission, 8-speed automatic, (Column shifter) electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Standard and only available with (L3B) 2.7L Turbo High-Output engine.), Transfer case, single speed, electronic Autotrac with push button control (4WD models only).