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Performance Specs

GMC Sierra 2008 Spec

Read about the 2008 GMC Sierra engine specifications, fuel economy, EPA mileage estimates, exterior and interior measurements including detailed specification of the 2008 Sierra Utility horsepower, body, suspension, chassis and performance specs.
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GMC Sierra Specs

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2008 GMC Sierra Performance & Efficiency Standard Features

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4,807 cc 4.8 liters V 8 front engine with 96 mm bore, 83 mm stroke, 9.1 compression ratio, overhead valve and two valves per cylinder LY2
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Unleaded fuel 87
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Fuel consumption: EPA 08 urban (mpg): 14, country/highway (mpg): 19 and combined (mpg): 16
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Multi-point injection fuel system
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26 gallon main unleaded fuel tank
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Power: 220 kW , 295 HP SAE @ 5,600 rpm; 305 ft lb , 414 Nm @ 4,800 rpm
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2008 GMC Sierra Handling, Ride & Braking Standard Features

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3.23:1 axle ratio
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Two disc brakes including two ventilated discs
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Electronic brake distribution
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Immobilizer
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Wishbone front suspension independent with stabilizer bar and coil springs , beam rear suspension rigid with leaf springs
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2008 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 power heated black door mirrors
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External dimensions: overall length (inches): 205.6, overall width (inches): 80, overall height (inches): 73.6, ground clearance (inches): 7.7, wheelbase (inches): 119, front track (inches): 68.1, rear track (inches): 67 and curb to curb turning circle (feet): 39.7
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Front fog lights
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Complex surface lens halogen bulb headlights
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Luxury trim titanium look on doors
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Metallic paint
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Straight side pickup bed
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Fixed rear window with defogger
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Underbody protection for fuel tank and for engine
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Weights: gross vehicle weight rating (lbs) 6,400, curb weight (lbs) 4,453, gross trailer weight braked (lbs) 5,200 and max payload (lbs) 1,947
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Windshield wipers with variable intermittent wipe
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2008 GMC Sierra Interior Standard Features

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12v power outlet: front
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Air conditioning
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Anti-theft protection
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RDS audio system with satellite and CD player CD player reads MP3
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Cargo area dimensions: length (inches): 78.7, front width (inches): 62.5, width between arches (inches): 50.6, height (inches): 21 and loading floor height (inches): 34.7
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Cellular phone
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Clock
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Compass
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Delayed/fade courtesy lights
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Cruise control
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Front seats cup holders
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External temperature
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Floor covering: carpet in passenger compartment
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Floor mats
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Driver front airbag with multi-stage deployment , passenger front airbag with occupant sensors and multi-stage deployment
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40/20/40 split driver seat with lumbar adjustment , 40/20/40 split passenger seat , 40/20/40 split center seat
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Height adjustable 3-point reel front seat belts on driver seat with pre-tensioners , height adjustable 3-point reel front seat belts on passenger seat with pre-tensioners , 3-point reel front seat belts on center seat
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Front seat center armrest
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Headlight control with dusk sensor
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Two height adjustable head restraints on front seats
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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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Remote power locks
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Power steering
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Front power windows with one one-touch
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Front reading lights
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Automatic operation rear view mirror
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Seating: three seats
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Upgraded cloth/velour seat upholstery with additional upgraded cloth/velour
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Service interval indicator
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Four speaker(s)
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Leather covered steering wheel with tilt adjustment
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Tachometer
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Telematics
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Illuminated driver and passenger vanity mirror
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Ventilation system
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Voice activating system
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