Scores 18 Highway MPG and 15 City MPG! This GMC Sierra 1500 delivers a Gas V8 5.3L/ engine powering this Automatic transmission. ENGINE, 5.3L ECOTEC3 V8 (355 hp 265 kW @ 5600 rpm, 383 lb-ft of torque 518 Nm @ 4100 rpm); featuring Dynamic Fuel Management (Includes (KW7) 170-amp alternator and (MHT) 10-speed automatic transmission., Wireless, Apple CarPlay / Wireless Android Auto, Windows, power rear, express down (Not available on Regular Cab models.).* This GMC Sierra 1500 Features the Following Options *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.), Wheels, 17 x 8 (43.2 cm x 20.3 cm) painted steel, Silver, Wheel, 17 x 8 (43.2 cm x 20.3 cm) full-size, steel spare, USB Ports, 2, Charge/Data ports located on instrument panel, 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) TurboMax engine.), Transfer case, single speed, electronic Autotrac with push button control (4WD models only), Tires, 255/70R17 all-season, blackwall, Tire, spare 255/70R17 all-season, blackwall (Included with (QBN) 255/70R17 all-season, blackwall tires.).