This GMC Sierra 2500HD boasts a Gas/Ethanol V8 6.0L/366 engine powering this Automatic transmission. TRANSMISSION, 6-SPEED AUTOMATIC, HEAVY-DUTY, ELECTRONICALLY CONTROLLED with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD), SEATS, FRONT 40/20/40 SPLIT-BENCH, 3-PASSENGER, DRIVER AND FRONT PASSENGER RECLINE with outboard head restraints and center fold-down armrest with storage. Vinyl has fixed lumbar and cloth has manually adjustable driver lumbar. (STD), REAR AXLE, 4.10 RATIO.*This GMC Sierra 2500HD Comes Equipped with These Options *ONSTAR AND GMC CONNECTED SERVICES CAPABLE Fleet orders receive a 3-month trial. Visit onstar.com for coverage map, details and system limitations. Services vary by model.), ENGINE, VORTEC 6.0L VARIABLE VALVE TIMING V8 SFI, E85-COMPATIBLE, FLEXFUEL capable of running on unleaded or up to 85% ethanol (360 hp [268.4 kW] @ 5400 rpm, 380 lb-ft of torque [515.0 N-m] @ 4200 rpm (STD), Windows, power with driver express up and down and express down on all other windows (Standard on Crew Cab and Double Cab.), Wheels, 17 (43.2 cm) steel includes 17 x 7.5 (43.2 cm x 19.1 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered., Transmission, 6-speed automatic, heavy-duty, electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG/LPG capable engine.), Transfer case, with floor-mounted shifter (Included with 4WD models only.), Tires, LT245/75R17E all-season, blackwall, Tire Pressure Monitoring System with Tire Fill Alert (does not apply to spare tire), Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.), Teen Driver configurable feature that lets you activate customizable vehicle settings associated with a key fob, to encourage safe driving behavior. It can limit certain vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver.* Stop By Today *Test drive this must-see, must-drive, must-own beauty today at Nimnicht Buick GMC, 11503 Philips Hwy, Jacksonville, FL 32256.