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GMC Sierra 1500 Fuel Economy (L/100km)

L/100km Number of Vehicles
12 liters per 100 kilometers 4 vehicles
13 liters per 100 kilometers 6 vehicles
14 liters per 100 kilometers 11 vehicles
15 liters per 100 kilometers 44 vehicles
16 liters per 100 kilometers 144 vehicles
17 liters per 100 kilometers 132 vehicles
18 liters per 100 kilometers 53 vehicles
19 liters per 100 kilometers 20 vehicles
20 liters per 100 kilometers 6 vehicles
21 liters per 100 kilometers 11 vehicles
22 liters per 100 kilometers 2 vehicles
23 liters per 100 kilometers 2 vehicles
Model Year Body/Powertrain L/100km  
2007 2007 4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range 14.22
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With the 274 kilowatts 6.0L V8 engine, 6-speed shiftable automatic transmission, and four-wheel drive w/low range, the 2007 GMC Sierra 1500 has been averaging 14.22 L/100km (liters per 100 kilometers).

The 2007 GMC Sierra 1500s in this analysis were driven mostly on the highway at an average speed of 75 kilometers per hour (about 74 percent of the kilometers driven). The rest of the kilometers were in heavy traffic (23 percent), in the city (3 percent), and in the suburbs (0 percent).

In addition, the average 2007 GMC Sierra 1500 in this analysis was driven on flat terrain with a medium foot and the AC not used at all.
2007 2007 4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 4-sp automatic RWD 13
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2007 2007 4dr Crew Cab 5.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD w/low range 12.85
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2007 2007 4dr Crew Cab 5.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD, part-time w/low range 13
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2007 2007 4dr Crew Cab 5.5ft bed 302-hp 4.8L V8 4-sp automatic RWD 14.1
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2007 2007 4dr Extended Cab 6.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range 16.7
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2007 2007 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD w/low range 16.77
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2007 2007 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 4-sp automatic RWD 13.4
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What Our Members Are Saying about the Real Gas Mileage of the 2007 GMC Sierra 1500

2007 GMC Sierra 1500 Real Gas Mileage: Cons
YearBody/PowertrainComment
2006 4dr Extended Cab 6.5ft bed 295-horsepower 5.3L V8
4-speed automatic 4WD w/low range
Fuel economy is a suggestion - the truck, like all trucks, gets mediocre fuel economy. see full GMC Sierra 1500 review
 

2007 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.