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Performance Specs

GMC Sierra 2012 Spec

Read about the 2012 GMC Sierra engine specifications, fuel economy, EPA mileage estimates, exterior and interior measurements including detailed specification of the 2012 Sierra Utility horsepower, body, suspension, chassis and performance specs.
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GMC Sierra Specs

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2012 GMC Sierra Performance & Efficiency Standard Features

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Engine: 4.3L Vortec V 6 OHV with variable valve timing and two valves per cylinder
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Unleaded fuel
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Fuel economy: EPA (08):, 15 MPG city, 20 MPG highway, 17 MPG combined and 442 mi. range
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Multi-point fuel injection
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26.0gallon fuel tank
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Power (SAE): 195 hp @ 4,600 rpm; 260 ft lb of torque @ 2,800 rpm
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2012 GMC Sierra Handling, Ride & Braking Standard Features

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ABS
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3.230:1 axle ratio
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Two disc brakes including 2-ventilated
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Electronic brake distribution
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Electronic traction control (via ABS & engine management)
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Immobilizer
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Space-saver spare tire with steel rim
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StabiliTrak stability control
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Independent front wishbone suspension with stabilizer bar and coil springs, rigid rear beam suspension with leaf springs
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2012 GMC Sierra Exterior & Aerodynamics Standard Features

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Chrome front and rear bumpers
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Day time running lights
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Driver and passenger door mirrors: black, externally adjustable
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External dimensions: overall length (inches): 205.6, overall width (inches): 80.0, overall height (inches): 73.6, ground clearance (inches): 7.7, wheelbase (inches): 119.0, front track (inches): 68.1, rear track (inches): 67.0 and curb to curb turning circle (feet): 39.7
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Headlights: halogen with complex surface lenses
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Metallic paint
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Straight side pickup bed
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Rear window:
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Tinted glass
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Underbody protection for engine
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Weights: gross vehicle weight (lbs): 6,400, published curb weight (lbs): 4,463, gross trailer weight braked (lbs): 4,800 and payload allowance (lbs): 1,937
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Windshield wipers with intermittent wiper
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2012 GMC Sierra Interior Standard Features

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12V power outlet(s) in front
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Fixed mast antenna
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Ashtray in the front
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Audio system with AM/FM radio
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Cargo area dimensions: length (inches): 78.7, front width (inches): 62.4, width between arches (inches): 50.6, height (inches): 21.0 and loading floor height (inches): 34.7
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Cargo area light
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Rear tailgate cargo doors
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Cruise control
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Front cup holders
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Floor covering: plastic/rubber in passenger compartment
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Intelligent driver and passenger front airbag
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Driver seat : 40/20/40 split, front passenger seat : 40/20/40 split, front center seat : 40/20/40 split
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Height adjustable front seat belts with pre-tensioners for driver, height adjustable front seat belts with pre-tensioners for passenger, front seat belts for center
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Front seat center armrest
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Headlight control with dusk sensor
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Two height-adjustable front head restraints
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Internal dimensions: front headroom (inches): 41.5, front hip room (inches): 62.5, front leg room (inches): 41.3 and front shoulder room (inches): 65.2
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Low tire pressure indicator
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Power steering
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Front reading lights
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Rear view mirror
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Front curtain airbag
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Seating: three passengers
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Vinyl upholstery
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Service interval indicator
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Front side airbag
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Four speakers
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Tilt/ steering wheel
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Tachometer
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Passenger vanity mirror
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Ventilation system
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