Battery, heavy-duty 600 cold-cranking amps maintenance-free with rundown protection and retained accessory power
Brakes, 4-wheel antilock, front disc/rear drum
Engine, Vortec 4.8L Variable Valve Timing V8 SFI FlexFuel capable of running on unleaded or up to 85% ethanol (302 hp [225.2 kW] @ 5600 rpm, 305 lb-ft torque [411.8 N-m] @ 4600 rpm), iron block (Standard with TK10753 and T*10543 models only. Not available on T*10953 models.)
Exhaust, aluminized stainless-steel muffler and tailpipe
Four wheel drive
Frame, fully-boxed, hydroformed front section
GVWR, 7000 lbs. (3175 kg) (Requires TK10753, TK10953 or TK10543 models.)
Pickup box, Wideside
Rear axle, 3.42 ratio (Refer to Engine/Axle chart for availability.)
Steering, power, rack-and-pinion
Suspension Package, Solid Smooth Ride includes 35 mm piston twin tube shocks and 36mm front stabilizer bar
Suspension, front independent, coil over shock
Suspension, rear 2-stage multi-leaf springs, semi-elliptic
Tools, mechanical jack and wheel wrench located in back of cab
Transfer case, with floor-mounted shifter (Requires 4WD models.)
Transmission, 4-speed automatic, electronically controlled with overdrive and tow/haul mode (On Crew Cab models, requires (L20) Vortec 4.8L V8 SFI Flex-Fuel engine. Not available on T*10953 models.)
Bumper, front chrome (Includes Black bumper top caps.)
Bumper, rear chrome, step-style with pad
Door handles, black
Glass, Solar-Ray light-tinted, all windows
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
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.)
Spare tire lock keyed cylinder lock that utilizes same key as ignition and door
Tailgate protection, top of tailgate protection cap
Tire carrier outside spare, winch-type mounted under frame at rear
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)
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)
Wipers, front intermittent wet-arm with pulse washers
Air conditioning, single-zone manual front climate control
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
Cruise control, electronic with set and resume speed, located on steering wheel
Cup holders, front (Also includes rear cupholders on Extended and Crew Cab models.)
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 contr
Floor covering, Graphite-colored rubberized-vinyl
Headliner, Opal Gray-colored cloth with matching retainer moldings
Instrumentation, analog with speedometer, fuel level, engine temperature, and tachometer
Lighting, interior with dome and reading lights, illuminated entry feature and backlit instrument panel switches
Mirror, inside rearview manual day/night
Power outlets 2 auxiliary instrument panel-mounted with covers, 12-volt
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.)
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
Steering column Tilt-Wheel, adjustable with brake/transmission shift interlock
Steering wheel includes theft-deterrent locking feature
Visors, driver and front passenger sliding with clip and passenger side vanity mirror with cover, Opal Gray-colored
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.)
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.
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
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 yo
Daytime Running Lamps with automatic exterior lamp control
OnStar, delete
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
Tire Pressure Monitor System (does not apply to spare tire)
Pictures of used 2012 GMC Sierra 1500 4WD Ext Cab 143.5" in Little Ferry, NJ
Please confirm the accuracy of the specifications provided above with the dealer's
representative. Neither the dealer nor the provider of the information is responsible
for misprints or other errors regarding this data. Mileage information is based on an EPA rating at the time the vehicle was manufactured.
Actual mileage will vary with options, driving conditions, driving habits, and vehicle's condition.