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GMC Sierra 1500 Fuel Economy (L/100km)

L/100km Number of Vehicles
12 liters per 100 kilometers 2 vehicles
13 liters per 100 kilometers 1 vehicles
14 liters per 100 kilometers 1 vehicles
15 liters per 100 kilometers 2 vehicles
16 liters per 100 kilometers 0 vehicles
17 liters per 100 kilometers 1 vehicles
Model Year Body/Powertrain L/100km  
2009 2009 4dr Crew Cab 5.5ft bed 355-hp 5.3L V8 6-sp shiftable automatic 4WD w/low range 13.6
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With the 265 kilowatts 5.3L V8 engine, 6-speed shiftable automatic transmission, and four-wheel drive w/low range, the 2009 GMC Sierra 1500 has been averaging 13.6 L/100km (liters per 100 kilometers).

The 2009 GMC Sierra 1500s in this analysis were driven mostly on the highway at an average speed of 65 kilometers per hour (about 46.7 percent of the kilometers driven). The rest of the kilometers were in the city (28.3 percent), in heavy traffic (8.3 percent), and in the suburbs (0 percent).

In addition, the average 2009 GMC Sierra 1500 in this analysis was driven on flat terrain with a light foot and the AC on only some of the time.
2009 2009 4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range 14.55
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2009 2009 4dr Extended Cab 6.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range 13.65
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2009 2009 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD, part-time w/low range 15.3
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2009 GMC Sierra 1500 Gas Mileage (L/100km)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the GMC Sierra 1500's real-world L/100km based on how and where you drive a car.