Entertainment

• Audio system, AM/FM stereo with seek-and-scan and digital clock (Not available with (U2K) SiriusXM Satellite Radio.)
• SiriusXM Satellite Radio, delete
• Audio system feature, speaker system (Included with (5B5) power windows, doors and locks, SEO. Includes 4 speakers on Regular Cab models and 6 speakers on Extended and Crew Cab models.)

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

Exterior

• Wheels, 4 - 17" x 7.5" (43.2 cm x 19.1 cm) steel, 6-lug painted includes painted center caps (spare wheel will not cosmetically match the other 4 wheels)
• Tires, P265/70R17 all-season, blackwall includes a blackwall spare tire (Requires 4WD models.)
• Wheel, 17" (43.2 cm) steel spare (spare wheel will not cosmetically match the other 4 wheels)
• Tire carrier outside spare, winch-type mounted under frame at rear
• Spare tire lock keyed cylinder lock that utilizes same key as ignition and door
• Recovery hooks, front, Black (Standard on 4WD Models. On 2WD models, available to order for Fleet or Government types only and requires (PCX) Work Truck Plus Package.)
• Bumper, front chrome (Includes Black bumper top caps.)
• Bumper, rear chrome, step-style with pad
• Air dam, Black
• Grille, Black surround
• Headlamps, dual halogen composite with automatic exterior lamp control and flash-to-pass feature
• Lamps, dual cargo area lamps
• Mirrors, outside manual, Black, manual-folding
• Glass, Solar-Ray light-tinted, all windows
• Wipers, front intermittent wet-arm with pulse washers
• Tailgate protection, top of tailgate protection cap
• Door handles, black

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

Interior

• Seats, front 40/20/40 split-bench 3-passenger, driver and front passenger manual reclining with outboard head restraints and center fold-down armrest with storage
• Seat trim, Dark Titanium vinyl
• Seat, rear bench (folds up), full width, folding, 3-passenger (includes child seat top tether anchor) (Standard with Extended Cab models only.)
• Floor covering, Graphite-colored rubberized-vinyl
• Steering wheel includes theft-deterrent locking feature
• Steering column Tilt-Wheel, adjustable with brake/transmission shift interlock
• 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 button unless (UK3) steering wheel mounted audio controls is ordered. On 3SA, 3SF and 4SA, includes 8-point compass and outside temperature.)
• Instrumentation, analog with speedometer, fuel level, engine temperature, and tachometer
• Warning tones headlamp on, key-in-ignition, driver and passenger buckle up reminder and turn signal on
• Windows, fixed, rear access door (Standard with Extended Cab models only.)
• Cruise control, electronic with set and resume speed, located on steering wheel
• Air conditioning, single-zone manual front climate control
• 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 manual day/night
• Headliner, Opal Gray-colored cloth with matching retainer moldings
• Visors, driver and front passenger sliding with clip and passenger side vanity mirror with cover, 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

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

Mechanical

• 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), iron block (Not available with TK10543 or TK10753 models.)
• Transmission, 6-speed automatic (Included and only available with (LMG) or (LC9) Vortec 5.3L engines or (L9H) Vortec 6.2L V8 SFI engine.)
• Rear axle, 3.08 ratio (Refer to Engine/Axle chart for availability.)
• Suspension Package, Solid Smooth Ride includes 35 mm piston twin tube shocks and 36mm front stabilizer bar
• GVWR, 7000 lbs. (3175 kg) (Requires TK10753, TK10953 or TK10543 models.)
• Transfer case, with floor-mounted shifter (Requires 4WD models.)
• Four wheel drive
• Battery, heavy-duty 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power
• Alternator, 145 amps
• Frame, fully-boxed, hydroformed front section
• Pickup box, Wideside
• 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
• Tools, mechanical jack and wheel wrench located in back of cab

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

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 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 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 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.)
• OnStar, delete
• Tire Pressure Monitor System (does not apply to spare tire)

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

Warranty

• Basic: 3 Years/36,000 Miles
• Drivetrain: Gas Engine 5 Years/100,000 Miles
• Corrosion: 3 Years/36,000 Miles Rust-Through 6 Years/100,000 Miles
• Roadside Assistance: 5 Years/100,000 Miles

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.

Featured Equipment

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

Options

• SEAT ADJUSTER, MANUAL LUMBAR CONTROL ON THE DRIVER-SIDE (Included and only available with (88B) Dark Titanium Cloth seat trim.) (AM1)
• REMOTE KEYLESS ENTRY with 2 transmitters, panic button and content theft alarm (Included and only available with (AU3) power door locks unless SEO (5B5) power windows, locks and mirrors is ordered.) (AU0)
• DOOR LOCKS, POWER includes Remote Keyless Entry (Standard on Crew Cab models. Includes Remote Keyless Entry unless SEO (5B5) power windows, locks and mirrors is ordered. Included with (PCM) Work Truck Preferred Package.) (AU3)
• DEFOGGER, REAR-WINDOW ELECTRIC (C49)
• GVWR, 7000 LBS. (3175 KG) (Requires TK10753, TK10953 or TK10543 models.) (C5W)
• DIFFERENTIAL, HEAVY-DUTY AUTOMATIC LOCKING REAR (Included with (Z82) Trailering Package on Retail Orders only.) (G80)
• REAR AXLE, 3.42 RATIO (Refer to Engine/Axle chart for availability.) (GU6)
• TRAILER BRAKE CONTROLLER, INTEGRATED (Not available with (LU3) Vortec 4.3L engine. Requires (Z82) Trailering package.) (JL1)
• COOLING, EXTERNAL ENGINE OIL COOLER heavy-duty air-to-oil, integral to driver side of radiator tank (Included and only available with (L9H) Vortec 6.2L V8 SFI engine or (K5L) Heavy Duty Cooling Package.) (KC4)
• COOLING, AUXILIARY EXTERNAL TRANSMISSION OIL COOLER heavy-duty air-to-oil (Included and only available with (Z82) Trailering Package, (VYU) Snow Plow Prep package or (K5L) Heavy Duty Cooling Package.) (KNP)

The features and options listed are for the 2012 GMC Sierra 1500 Extended Cab Long Box 4-Wheel Drive Work Truck and may not apply to this specific vehicle.