ENGINE DURAMAX 6.6L TURBO DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes capped fuel fill (K40) exhaust brake (V10) cover and (K05) engine block heater. Wireless Charging (Not compatible with all phones. Compliant batteries include Qi and PMA technologies. Reference Mobile devices manual to confirm what type of battery it uses.) Windows power with driver express up and down and express down on all other windows Window power rear sliding with rear defogger (Not included when (VYU) Snow Plow Prep Package is ordered.) Wheels 18 (45.7 cm) chromed aluminum includes 18 x 8 (45.7 cm x 20.3 cm) steel spare wheel. (Requires 3500HD single rear wheels.) Wheelhouse liners rear (Not available with dual rear wheels.) Wheel 18 x 8 (45.7 cm x 20.3 cm) full-size steel spare. Visors driver and front passenger illuminated vanity mirrors Universal Home Remote (Not included when (VYU) Snow Plow Prep Package is ordered.) Underbody Shield frame-mounted shields includes front underbody shield starting behind front bumper and running to first cross-member protecting front underbody oil pan differential case and transfer case. This GMC Sierra 3500HD has a powerful Turbocharged Diesel V8 6.6L/403 engine powering this Automatic transmission.*This GMC Sierra 3500HD Denali Has Everything You Want *Trailering equipment Trailering hitch platform 2.5 with a 2.0 insert for HD 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps backup lamps right and left turn signals an electric brake lead battery and a ground The trailer connector also includes the 4-way for use on trailers without brakes - park brake/turn lamps Trailer brake controller integrated Tires LT265/70R18E all-season blackwall (Requires single rear wheels.) Tire spare LT265/70R18E all-season blackwall (Requires single rear wheels.) Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door Theft-deterrent system unauthorized entry Teen Driver mode a 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 gives you information on your teen's driving habits and helps you to continue to coach your new driver Tailgate EZ-Lift and Lower Tailgate and bed rail protection caps top Steering Recirculating ball with smart flow power steering system Steering Digital Steering Assist Steering wheel heated leather wrapped with audio and cruise controls Steering wheel audio controls Steering column manual Tilt-Wheel and telescoping StabiliTrak stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist Seats front full-feature leather-appointed bucket with (KA1) heated seat cushions and seat backs. Includes 12-way power driver and front passenger seat adjusters including 4-way power lumbar control 2-position driver memory adjustable head restraints (D07) floor console and storage pockets and (K4C) wireless charging Seating heated and ventilated perforated leather-appointed front bucket Seat rear 60/40 folding bench (folds up) 3-Passenger (includes child seat top tether anchor) Seat trim Leather-appointed front seats Remote vehicle starter system.