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GMC Sierra 1500 Fuel Economy (g/100m)
| g/100m | Number of Vehicles |
| 5 gallons per 100 meters | 4 vehicles |
| 6 gallons per 100 meters | 48 vehicles |
| 7 gallons per 100 meters | 296 vehicles |
| 8 gallons per 100 meters | 68 vehicles |
| 9 gallons per 100 meters | 17 vehicles |
| 10 gallons per 100 meters | 2 vehicles |
| Model Year | Body/Powertrain | g/100m | |
| 2007 | 2007 4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range | 6.06 | See all data |
| 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 6.06 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. |
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| 2007 | 2007 4dr Crew Cab 5.5ft bed 367-hp 6.0L V8 4-sp automatic RWD | 5.54 | See all data |
| 2007 | 2007 4dr Crew Cab 5.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD w/low range | 5.46 | See all data |
| 2007 | 2007 4dr Crew Cab 5.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD, part-time w/low range | 5.52 | See all data |
| 2007 | 2007 4dr Crew Cab 5.5ft bed 302-hp 4.8L V8 4-sp automatic RWD | 5.99 | See all data |
| 2007 | 2007 4dr Extended Cab 6.5ft bed 367-hp 6.0L V8 6-sp shiftable automatic 4WD w/low range | 7.09 | See all data |
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| 2007 | 2007 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 4-sp automatic 4WD w/low range | 7.13 | See all data |
| 2007 | 2007 4dr Extended Cab 6.5ft bed 315-hp 5.3L V8 4-sp automatic RWD | 5.7 | See all data |
What Our Members Are Saying about the Real Gas Mileage of the 2007 GMC Sierra 1500
4-speed automatic 4WD w/low range
2007 GMC Sierra 1500 Gas Mileage (g/100m)
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 g/100m based on how and where you drive a car.