Boasts 18 Highway MPG and 15 City MPG! This GMC Sierra 1500 boasts a Gas V8 5.3L/ engine powering this Automatic transmission. WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, WHEELS, 20 POLISHED ALUMINUM WHEELS with technical gray painted accents, WHEELHOUSE LINERS, REAR.*This GMC Sierra 1500 Comes Equipped with These Options *SUSPENSION PACKAGE, HIGH CAPACITY, REMOTE START PACKAGE includes (BTV) Remote Start, (UTJ) Theft-deterrent system and (C49) rear-window defogger, PREFERRED PACKAGE includes (UG1) Universal Home Remote, (A48) rear sliding power window, (PZ8) Hitch View, (UET) In-Vehicle Trailering App and (KSG) Adaptive Cruise Control (Includes (B1J) rear wheelhouse liners. , UNIVERSAL HOME REMOTE, TRANSMISSION, 10-SPEED AUTOMATIC, (COLUMN SHIFTER) ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking, TIRES, 275/60R20 ALL-SEASON, BLACKWALL, TIRE, SPARE 255/80R17SL ALL-SEASON, BLACKWALL, SLE PREFERRED EQUIPMENT GROUP includes standard equipment, SEATS, FRONT 40/20/40 SPLIT-BENCH with covered armrest storage and under-seat storage (lockable) (STD), REAR AXLE, 3.23 RATIO.