MECHANICAL

• Rear axle, 3.73 ratio
• Suspension Package, Handling/Trailering, heavy-duty includes 35mm twin tube shock absorbers and 36mm front stabilizer bar
• Air cleaner, high-capacity
• Transfer case, electronic shift with rotary dial controls (Requires 4WD models)
• Differential, heavy-duty automatic locking rear
• Four wheel drive
• Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
• Alternator, 125 amps
• Frame, fully-boxed, hydroformed front section
• Recovery hooks, front, Black
• Trailering equipment, heavy-duty includes trailering hitch platform and 2.5- inch receiver with 2" adapter, 7-wire harness (harness includes wires for: park lamps, backup lamps, right turn, left turn, electric brake lead, battery and ground) with independent fused trailering circuits mated to a 7-way sealed connector, wiring harness for after-market trailer brake controller (located in the instrument panel harness) and (JL1) integrated trailer brake controller (Will be deleted if (ZW9) pickup box delete is ordered.)
• Trailer brake controller, integrated
• Suspension, front independent, torsion bar
• Suspension, rear 4+1 multi-leaf springs
• Steering, power, recirculating ball
• Brakes, 4-wheel antilock, 4-wheel disc
• Exhaust aluminized stainless-steel muffler and tailpipe

EXTERIOR

• Wheels, 18" (45.7 cm) forged 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) forged polished aluminum wheels. Included with (WEA) Z71 Appearance Package.)
• Tires, LT265/70R18E all-season, blackwall (Upgradeable to (QFC) LT265/75R20E all-terrain tires when (PYS) 20" (50.8 cm) forged polished aluminum wheels are ordered or (QGM) LT265/70R18E all-terrain tires when (PYV) 18" (45.7 cm) forged polished aluminum wheels are ordered.)
• Pickup box, Fleetside
• Tire carrier, outside spare, winch-type mounted under frame at rear (Orders with (ZW9) Pickup box delete will not include a Spare Tire Carrier unless a spare tire is ordered)
• Spare tire lock keyed cylinder lock that utilizes same key as ignition and door (Not included when (ZW9) pickup box delete or (VF7) rear bumper delete is ordered.)
• Bumper, front chrome includes chrome bumper end caps
• Bumper, rear chrome, step-style with pad (Not available with (ZW9) pickup box delete.)
• Moldings, bodyside, body-colored
• Grille, chrome surround
• Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature
• Lamps, dual cargo area lamps
• Fog lamps, front, halogen
• Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming with integrated turn signal indicators (Upgradeable to (DPN) outside vertical camper mirrors. Mirrors are body-colored and include curb-tilt feature.)
• Glass, Solar-Ray deep-tinted (all windows except light-tinted glass on windshield and driver-and front passenger-side glass) (With Regular Cab Models, includes rear window. With Extended Cab Models, includes rear and rear quarter windows. With Crew Cab Models or (C49) rear-window defogger, includes light-tinted rear window.)
• Wipers, front intermittent wet-arm with pulse washers
• Door handles, color-keyed

ENTERTAINMENT

• Audio system, AM/FM stereo with CD player and MP3 playback USB port, auxiliary input jack, seek-and-scan, digital clock, auto-tone control, Radio Data System (RDS), automatic volume, TheftLock and 36 cross-band presets
• SiriusXM Satellite Radio is standard on nearly all 2012 GM models. Enjoy a 3-month trial to the 'XM Select' package, with over 170 channels including commercial-free music, all your favorite sports, exclusive talk and entertainment. And now add premium channels to your trial at no-cost. Welcome to the world of satellite radio (Not available with (UYS) AM/FM stereo with MP3 compatible CD/DVD player and navigation. Requires a subscription sold separately by SiriusXM after the trial period. If you decide to continue your service at the end of your subscription, service will automatically renew and bill, at the rates in effect at the time of renewal, until you call SiriusXM at 1-866-635-2349 to cancel. See our Customer Agreement for complete terms at www.siriusxm.com. Available only to those at least 18 and older in the 48 contiguous USA and D.C.)
• Audio system feature, Bose premium speaker system with sub-woofer in center console
• Bluetooth® for phone personal cell phone connectivity to vehicle audio system

INTERIOR

• Seats, front bucket includes 10-way power driver and front passenger seat adjusters including 2-way power lumbar control, heated seat cushions and seatbacks, 2-position driver memory, adjustable outboard head restraints, floor console and storage pockets
• Seats, Leather-appointed front seats
• Seat adjuster, driver 10-way power
• Seat adjuster, front passenger 10-way power
• Seat, rear 60/40 folding bench (folds up), 3-passenger, folding (includes child seat top tether anchor)
• Console, floor with storage compartment 2 auxiliary power outlets and dual cup holders
• Floor covering, color-keyed carpeting with rubberized vinyl floor mats (Extended and Crew Cab models also include rear floor mats)
• Steering wheel, leather-wrapped with theft-deterrent locking feature
• Steering wheel controls, mounted audio controls
• Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on
• Windows, power with driver Express-Down (Includes front passenger Express-down.)
• Door locks, power includes Remote Keyless Entry
• Cruise control, electronic with set and resume speed, located on steering wheel
• Remote vehicle starter system includes Remote Keyless Entry with 2 transmitters, panic button and content theft alarm (Remote Keyless Entry does not lock/unlock tailgate.)
• Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger
• Defogger, rear-window electric (Not available with (A48) power sliding rear window.)
• Cup holders, front (Also includes rear cupholders on Extended and Crew Cab models)
• Power outlets 2 auxiliary instrument panel-mounted with covers, 12-volt
• Mirror, inside rearview auto-dimming
• Visors, driver and front passenger, sliding with clip and illuminated vanity mirror on driver and passenger-side, Opal Gray-colored
• Assist handle, front passenger (Also includes rear assist handles in the headliner on Extended and Crew Cab models)
• Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches
• Coat hooks, rear driver and passenger side

SAFETY

• 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
• Air bags, frontal, driver and right-front passenger (Always use safety belts and the correct child restraints for your child's age and size. Even in vehicles equipped with air bags and the Passenger Sensing System, children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. Never place a rear-facing infant restraint in the front seat of any vehicle equipped with an active frontal air bag. See the Owner's Manual and child safety seat instructions for more safety information.)
• Automatic Crash Response
• Stolen Vehicle Assistance
• OnStar Turn-by-Turn Navigation
• Door locks, rear child security (Crew Cab models only.)
• Tire Pressure Monitor System (does not apply to spare tire)