Engine, Vortec 5.3L V8 SFI FlexFuel with Active Fuel Management, capable of running on unleaded or up to 85% ethanol (with gas - 320 hp [239 kW] @ 5400 rpm, 335 lb-ft of torque [454 N-m] @ 4000 rpm, with E85 ethanol - 326 hp [243 kW] @ 5300 rpm, 348 lb-ft of torque [472 N-m] @ 4400 rpm), aluminum block (Requires 4WD models.)

Rear axle, 3.08 ratio (Not available with (K5L) heavy-duty trailering package)

Transfer case, active, 2-speed electronic Autotrac with rotary controls, includes neutral position for dinghy towing. (CK10936 models only)

Differential, heavy-duty locking rear

Four wheel drive

Battery, heavy-duty 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power

Alternator, 145 amps

Trailering equipment includes trailering hitch platform, 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector and (VR4) 2" trailering receiver

Suspension, front coil-over-shock with stabilizer bar

Suspension, rear multi-link with coil springs

GVWR, 7200 lbs. (3266 kg) (Requires CK10936 models)

Steering, power

Brakes, 4-wheel antilock, 4-wheel disc

Key, single, 2-sided

Recovery hooks, front, frame-mounted (Standard with 4WD Models only)

Fascia, front color-keyed

Fascia, rear color-keyed

Grille insert, bright chrome

Moldings, bodyside, color-keyed (Unique design with chrome strip included on LTZ)

Door handles, Chrome

Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature

Fog lamps, front, halogen

Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming with integrated turn signal indicators and ground illumination (Mirror caps are bright chrome)

Glass, Solar-Ray deep tinted (all windows except light tinted glass on windshield, driver and front passenger)

Midgate, foldable door between cargo box and cab with a removable and stowable rear window

Cargo cover, rear rigid, 3-piece composite, stowable onboard

Pickup box mat, Black rubber

Storage box, integrated top box with locks and lights

NavTraffic is available in over 100 markets and works with your vehicle's navigation system to give you continuously updated traffic data right when you need it most - while you're driving. You'll avoid traffic tie-ups, save time and gas by getting alternate routes, and, in some cases, receive traffic speed and drivetime information. Plus, you can use NavTraffic at the same time you're enjoying SiriusXM Satellite Radio. You'll find that once you start using NavTraffic, you won't want to drive without it. (Requires a subscription sold separately by SiriusXM after trial period which is continuous until you call SiriusXM to cancel. Available only in select markets. For more information, see siriusxm.com/navtraffic.)

Audio system feature, Bose Centerpoint Surround Sound 8-speaker system

Bluetooth for phone personal cell phone connectivity to vehicle audio system and HMI (Human Machine Interface), with specific steering wheel controls

Seats, rear 60/40 split-bench, 3-passenger, flip and fold with child seat top tether anchor

Steering column, Tilt-Wheel, adjustable with brake/transmission shift interlock

Theft-deterrent system, vehicle, PASS-Key III

Instrumentation, analog with speedometer, fuel level, voltmeter, engine temperature, oil pressure and tachometer

Warning tones headlamp on, key-in-ignition, driver and right-front passenger safety belt unfasten and turn signal on

Windows, power with driver and front passenger Express-Down and lockout features

Pedals, power-adjustable for accelerator and brake

Universal Home Remote includes garage door opener, programmable

Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger. Includes rear air conditioning outlets in center console when bucket seats are ordered

Defogger, rear-window electric

Mirror, inside rearview auto-dimming

Headliner, cloth

Visors driver and front passenger illuminated vanity mirrors, padded with cloth trim, extends on rod

Assist handles, front passenger and rear outboard

Lighting, interior with dome lamp, driver-and passenger-side door switch with delayed entry feature, cargo light, door handle or Remote Keyless Entry-activated illuminated entry and map lights in front and second seat positions

StabiliTrak, stability control system with traction control, includes electronic trailer sway control and hill start assist

Daytime Running Lamps with automatic exterior lamp control

Air bags, dual-stage frontal, driver and right-front passenger with Passenger Sensing System (right-front passenger air bag status on overhead console) (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.)

Air bags, head curtain side-impact, front and rear outboard seating positions with rollover sensor (Head curtain side air bags are designed to help reduce the risk of head and neck injuries to front and rear seat outboard occupants on the near side of certain side-impact collisions. Always use safety belts and the correct child restraints for your child's age and size, even in vehicles equipped with air bags. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)

Air bags, seat-mounted side-impact 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. Children are safer when properly secured in a rear seat in the appropriate infant, child or booster seat. See the Owner's Manual and child safety seat instructions for more safety information.)

Safety belts 3-point, driver and front passenger and second row all seating positions, center seating position in first row is lap only

LATCH system, (Lower Anchors and Top tethers for CHildren), for child safety seats

Rear Parking Assist, Ultrasonic with audible warning

Tire Pressure Monitoring System (does not apply to spare tire)