• 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
• Audio system feature, Bose premium speaker system with sub-woofer in center console
• Audio system feature, USB port
• Steering wheel controls, mounted audio controls
• XM Radio is standard on nearly all 2011 GM models and includes 3 months of trial service. Get over 170 channels, including: commercial-free music, sports, news, talk, entertainment, comedy, family and kids' channels, and much more. With XM's incredible range of programming, everything worth listening to is on XM (Not available with (UUL) AM/FM stereo with MP3 compatible CD player and navigation, (UUK) AM/FM stereo with MP3 compatible CD/DVD player and navigation or (UE0) OnStar, delete. Requires a subscription sold separately by XM after the first 90 days. Available only in the 48 contiguous United States and District of Columbia. Visit gm.xmradio.com for details.)
• Bluetooth for phone personal cell phone connectivity to vehicle audio system

The features and options listed are for a New 2011 Chevrolet Silverado 1500 Extended Cab Standard Box 4-Wheel Drive LTZ and may not apply to this specific vehicle.

• Wheels, 4-18" x 8" (45.7 cm x 20.3 cm) chrome-clad aluminum (spare wheel will not cosmetically match the other 4 wheels) (Upgradeable to (N87) 4 - 18" x 8" (45.7 cm x 20.3 cm) aluminum wheels or (S83) 4 - 20" x 8.5" (50.8 cm x 21.6 cm) chrome-clad aluminum wheels. Included with (PDV) Chrome Essentials Package. Not available with (Z71) Off-Road Suspension Package, (WEA) Z71 Enhanced Package or (NHT) Max Trailering Pack.)
• Tires, P265/65R18 all-season, blackwall includes all-season 17" spare (Upgradeable to (QMH) P265/65R18 all-season, White outlined-letter tires. Not available with (Z71) Off-Road suspension package or (WEA) Z71 Enhanced Package.)
• Wheel, 17" (43.2 cm) steel spare (spare wheel will not cosmetically match the other 4 wheels)
• Spare tire lock keyed cylinder lock that utilizes same key as ignition and door
• Tire carrier, outside spare, winch-type mounted under frame at rear
• Bumper, front body-colored (Includes body-color bumper end caps.)
• Bumper, rear chrome, step-style with pad
• Air dam, Black
• Moldings, bodyside, body-colored (Moldings are deleted if any SEO paint is ordered.)
• Grille, chrome surround (Not included when (VAT) Chrome grille, LPO or (VAS) Body-color grille, LPO are ordered.)
• Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature
• Fog lamps, front, halogen
• Lamps, dual cargo area lamps
• Mirrors, outside heated power-adjustable, power-folding and driver-side auto-dimming with integrated turn signal indicators (Mirrors are body-colored and include curb-tilt feature. Upgradeable to (DPN) outside vertical camper mirrors.)
• 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
• Pickup box, Fleetside

The features and options listed are for a New 2011 Chevrolet Silverado 1500 Extended Cab Standard Box 4-Wheel Drive LTZ and may not apply to this specific vehicle.

• 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
• Air conditioning, dual-zone automatic climate control with individual climate settings for driver and right-front passenger
• Seat trim, Leather-appointed
• 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 column, Tilt-Wheel, adjustable with brake/transmission shift interlock
• Steering wheel, leather-wrapped with theft-deterrent locking feature
• Instrumentation, analog with speedometer, odometer, fuel level, engine temperature, and tachometer (Includes voltmeter and oil pressure indicators.)
• Driver Information Center with odometer, trip odometer and message center (monitors numerous systems depending on vehicle equipment level including low fuel, turn signal "on", transmission temperature and oil change notification) (Driver Information Center controls are operated through the trip odometer button unless (UK3) steering wheel mounted audio controls is ordered. On 1LT, 1SF and 1LZ, includes 8-point compass and outside temperature.)
• 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.)
• Windows, power, rear access door (Requires Extended Cab Models.)
• Door locks, power includes Remote Keyless Entry
• 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.)
• Cruise control, electronic with set and resume speed, located on steering wheel
• 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.)
• Coat hooks, rear driver and passenger side
• Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches

The features and options listed are for a New 2011 Chevrolet Silverado 1500 Extended Cab Standard Box 4-Wheel Drive LTZ and may not apply to this specific vehicle.

• Engine, Vortec 5.3L Variable Valve Timing V8 SFI FlexFuel with Active Fuel Management capable of running on unleaded or up to 85% ethanol (with gas - 315 hp [234.8 kW] @ 5200 rpm, 335 lb-ft of torque [452.2 N-m] @ 4000 rpm, with E85 ethanol - 326 hp [243.1 kW] @ 5300 rpm, 348 lb-ft of torque [469.8 N-m] @ 4400 rpm), aluminum block (Requires CK10543 or CK10753 models.)
• Transmission, 6-speed automatic
• Rear axle, 3.08 ratio (Refer to Engine/Axle chart for availability.)
• Suspension Package, Handling/Trailering, heavy-duty includes 46 mm piston monotube shocks and 36mm front stabilizer bar
• GVWR, 7000 lbs. (3175 kg) (Requires CC10753 models and (L9H) Vortec 6.2L V8 SFI engine and (NHT) Max Trailering Pack or CK10753, CK10953, or CK10543 models. Standard on CK10753, CK10953, or CK10543 models.)
• Cooling, external engine oil cooler heavy-duty air-to-oil, integral to driver side of radiator tank
• Trailering Package, heavy-duty includes trailering hitch platform and 2-inch receiver, 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), (K5L) heavy-duty cooling package, (KC4) external engine oil cooler and (KNP) external transmission oil cooler
• Heavy Duty Cooling Package, heavy-duty includes (KC4) external engine oil cooler, (KNP) auxiliary external transmission oil cooler, electric fan and heavy-duty radiator
• Cooling, auxiliary external transmission oil cooler, heavy-duty air-to-oil
• Transfer case, electronic Autotrac 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, 145 amps
• Recovery hooks, front, frame-mounted (Standard on 4WD models. Not available with (WEA) Z71 Appearance Package.)
• Frame, fully-boxed, hydroformed front section
• Suspension, front independent, coil over shock
• Suspension, rear 2-stage multi-leaf springs, semi-elliptic
• Steering, power, rack-and-pinion
• Brakes, 4-wheel antilock, front disc/rear drum
• Exhaust, aluminized stainless-steel muffler and tailpipe

The features and options listed are for a New 2011 Chevrolet Silverado 1500 Extended Cab Standard Box 4-Wheel Drive LTZ and may not apply to this specific vehicle.

• StabiliTrak, stability control system with Proactive Roll Avoidance and traction control
• Daytime Running Lamps, with automatic exterior lamp control
• Air bags, frontal, driver and right-front passenger with Passenger Sensing System (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 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 for thorax and pelvic protection (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.)
• Automatic Crash Response
• Stolen Vehicle Assistance
• OnStar, 6 months of Directions and Connections plan Includes Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance including Stolen Vehicle Slowdown and Remote Ignition Block, Remote Door Unlock (requires power locks), Turn-by-Turn Navigation with Destination Download (requires navigation radio) and OnStar eNav (where available), OnStar Vehicle Diagnostics, Roadside Assistance, Remote Horn and Lights, and Hands Free Calling. (Visit onstar.com for details and system limitations.)
• OnStar Turn-by-Turn Navigation
• Tire Pressure Monitoring System (does not apply to spare tire)

The features and options listed are for a New 2011 Chevrolet Silverado 1500 Extended Cab Standard Box 4-Wheel Drive LTZ and may not apply to this specific vehicle.

• Four Wheel Drive
• Air Conditioning
• Anti-Lock Brakes
• Automatic Transmission
• Power Brakes
• Power Steering
• Power Windows
• Tilt Steering Wheel