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GMC Sierra 1500 Fuel Economy (km/L)

km/L Number of Vehicles
33 kilometers per liter 1 vehicles
34 kilometers per liter 0 vehicles
35 kilometers per liter 0 vehicles
36 kilometers per liter 1 vehicles
37 kilometers per liter 0 vehicles
38 kilometers per liter 2 vehicles
39 kilometers per liter 0 vehicles
40 kilometers per liter 1 vehicles
41 kilometers per liter 0 vehicles
42 kilometers per liter 0 vehicles
43 kilometers per liter 1 vehicles
Model Year Body/Powertrain km/L  
2011 2011 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 6-sp shiftable automatic RWD 43
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With the 265 kilowatts 5.3L V8 engine, 6-speed shiftable automatic transmission, and rear-wheel drive, the 2011 GMC Sierra 1500 has been averaging 43 L/100km (liters per 100 kilometers).

The 2011 GMC Sierra 1500s in this analysis were driven mostly on the highway at an average speed of 60 kilometers per hour (about 70 percent of the kilometers driven). The rest of the kilometers were in heavy traffic (5 percent), in the suburbs (0 percent), and in the city (0 percent).

In addition, the average 2011 GMC Sierra 1500 in this analysis was driven on flat terrain with a medium foot and the AC on most or all of the time.
2011 2011 4dr Extended Cab 6.5ft bed 403-hp 6.2L V8 6-sp shiftable automatic RWD 38.8
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2011 2011 4dr Extended Cab 6.5ft bed 302-hp 4.8L V8 4-sp automatic 4WD, part-time w/low range 35.7
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2011 GMC Sierra 1500 Gas Mileage (km/L)

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 km/L based on how and where you drive a car.