Full Description: OnStar with 4G LTE provides a built-in Wi-Fi hotspot to connect to the internet at 4G LTE speeds (Visit www.onstar.com for vehicle availability, details and system limitations. Services and connectivity may vary by model and conditions. 4G LTE service available in select markets. 4G LTE performance based on industry averages and vehicle systems design. Some services require data plan.)|Single-slot CD/MP3 player (Replaced by (U42) rear seat DVD/Blu-Ray Entertainment Package when (U42) is ordered.)|6-speaker audio system|Bluetooth for phone, personal cell phone connectivity to vehicle audio system|Wheels, 18 (45.7 cm) polished aluminum includes 18 x 8 (45.7 cm x 20.3 cm) steel spare wheel. Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Upgradeable to (PYS) 20 (50.8 cm) chrome aluminum wheels or (S9O) 20 (50.8 cm) polished aluminum wheels.)|Grille surround, chrome|Bumper, rear chrome with bumper CornerSteps (Requires (E63) pickup box.)|CornerStep, rear bumper (Requires (E63) pickup box.)|Fog lamps, front, halogen|Mirror caps, chrome|Tailgate and bed rail protection caps, top|Tailgate, EZ-Lift and Lower (Deleted with (ZW9) pickup box delete.)|Door handles, chrome|Wheel, 18 x 8 (45.7 cm x 20.3 cm) full-size, steel spare Spare not included with (ZW9) pickup box delete unless a spare tire is ordered. (Requires 18 or 20 wheels and tires.)|Glass, deep-tinted|Wheelhouse liners, rear (Deleted with (ZW9) pickup box delete.)|Moldings, bodyside, chrome|Tailgate, locking, utilizes same key as ignition and door (Deleted with (ZW9) pickup box delete.)|Mirrors, outside chrome cap, heated power-adjustable, power-folding and driver-side auto-dimming with integrated turn signal indicators and puddle lamps (includes driver's side spotter mirror)|Headlamps, halogen projector|Bumper, front chrome|Lamps, cargo area, cab mounted with switch on center switch bank|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.)|Tires, LT265/70R18E all-season, blackwall|Defogger, rear-window electric|Remote vehicle starter system|Window, power, rear sliding with rear defogger|Instrumentation, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure|Mirror, inside rearview auto-dimming|Power outlet, 110-volt AC|Windows, power with driver express up and down and express down on all other windows|Assist handle, front passenger and driver on A-pillars|Air conditioning, dual-zone automatic climate control|Cruise control, steering wheel-mounted|Floor covering, color-keyed carpeting with rubberized vinyl floor mats (Double Cab and Crew Cabs include second row floor mats)|Door locks, power|Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor)|Seats, front 40/20/40 leather-appointed split-bench, 3-passenger with (KA1) heated seat cushions and seat backs. Includes 10-way power driver and front passenger seat adjusters, including driver/front passenger power recline, driver/front passenger power lumbar, 2- position driver memory and adjustable outboard head restraints. (Upgradeable to (AN3) front full-featured leather-appointed bucket seats.)|Universal Home Remote (Removed when (TRW) provisions for roof mounted lamp or (VYU) Snow Plow Prep Package is ordered.)|Steering wheel audio controls|Remote Keyless Entry|Visors, driver and front passenger illuminated vanity mirrors|Theft-deterrent system, unauthorized entry|Driver Information Center, 4.2-inch diagonal color display includes driver personalization, warning messages and vehicle information|Steering wheel, leather-wrapped with audio and cruise controls|Steering column, manual Tilt-Wheel and telescoping|Seating, heated driver and front passenger|Seat trim, Leather-appointed front seats|Trailer brake controller, integrated (Standard with (E63) pickup box. Available to order with (ZW9) pickup box delete.)|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 engine.)|Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power|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 (Will be deleted if (ZW9) pickup box delete or (9J4) rear bumper delete is ordered.) (Not available with (ZW9) pickup box delete or (9J4) rear bumper delete.)|Steering, Recirculating Ball|Cooling, auxiliary external transmission oil cooler|Brakes, 4-wheel antilock, 4-wheel disc with DuraLife brake rotors|Four wheel drive|Suspension Package, Standard includes 51mm twin tube shock absorbers and 33mm front stabilizer bar|Rear axle, 4.10 ratio (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous CNG (Compressed Natural Gas) engine.)|Transfer case, electronic shift with rotary dial controls (Requires 4WD models.)|Recovery hooks, front, frame-mounted, black|Cooling, external engine oil cooler|GVWR, 9500 lbs. (4309 kg) (Requires (L96) Vortec 6.0L V8 SFI engine or (LC8) 6.0L V8 SFI Gaseous engine. Not available with CK25943 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) with (E63) fleetside pickup box; (322 hp [240.1 kW] @ 4400 rpm, 380 lb-ft of torque [515.0 N-m] @ 4200 rpm) with (ZW9) pickup box delete (Does not include E85 capability with (ZW9) pickup box delete.)|Pickup box, Wideside|Air cleaner, high-capacity|Alternator, 150 amps|Differential, heavy-duty locking rear|Exhaust, aluminized stainless-steel muffler and tailpipe|Frame, fully-boxed, hydroformed front section|2015 Interim Processing Code|Tire Pressure Monitoring System (does not apply to spare tire)|Rear Vision Camera with dynamic guide lines (Removed when (ZW9) pickup box delete is ordered.)|Air bags, single-stage frontal and thorax side-impact, driver and front passenger, and head curtain side-impact, front and rear outboard seating positions (Always use safety belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)|OnStar Directions and Connections plan for 6 months including Automatic Crash Response, Stolen Vehicle Assistance, Roadside Assistance and Turn-by-Turn Navigation (Visit onstar.com for coverage map, details and system limitations. Services vary by model and conditions.)|StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist|Daytime Running Lamps with automatic exterior lamp control