g/100m | Number of Vehicles |
6 gallons per 100 meters | 5 vehicles |
7 gallons per 100 meters | 0 vehicles |
8 gallons per 100 meters | 0 vehicles |
9 gallons per 100 meters | 0 vehicles |
10 gallons per 100 meters | 0 vehicles |
11 gallons per 100 meters | 0 vehicles |
12 gallons per 100 meters | 0 vehicles |
13 gallons per 100 meters | 0 vehicles |
14 gallons per 100 meters | 0 vehicles |
15 gallons per 100 meters | 0 vehicles |
16 gallons per 100 meters | 0 vehicles |
17 gallons per 100 meters | 0 vehicles |
18 gallons per 100 meters | 0 vehicles |
19 gallons per 100 meters | 0 vehicles |
20 gallons per 100 meters | 0 vehicles |
21 gallons per 100 meters | 0 vehicles |
22 gallons per 100 meters | 0 vehicles |
23 gallons per 100 meters | 0 vehicles |
24 gallons per 100 meters | 0 vehicles |
25 gallons per 100 meters | 0 vehicles |
26 gallons per 100 meters | 0 vehicles |
27 gallons per 100 meters | 0 vehicles |
28 gallons per 100 meters | 0 vehicles |
29 gallons per 100 meters | 0 vehicles |
30 gallons per 100 meters | 0 vehicles |
31 gallons per 100 meters | 0 vehicles |
32 gallons per 100 meters | 0 vehicles |
33 gallons per 100 meters | 0 vehicles |
34 gallons per 100 meters | 0 vehicles |
35 gallons per 100 meters | 0 vehicles |
36 gallons per 100 meters | 0 vehicles |
37 gallons per 100 meters | 0 vehicles |
38 gallons per 100 meters | 0 vehicles |
39 gallons per 100 meters | 0 vehicles |
40 gallons per 100 meters | 0 vehicles |
41 gallons per 100 meters | 0 vehicles |
42 gallons per 100 meters | 0 vehicles |
43 gallons per 100 meters | 0 vehicles |
44 gallons per 100 meters | 1 vehicles |
Model Year | Body/Powertrain | g/100m | |
2003 | 2003 4dr Extended Cab 6.5ft bed 295-hp 5.3L V8 4-sp automatic 4WD w/low range | 5.95 | See all data |
With the engine, transmission, and rear-wheel drive, the 2003 GMC Sierra 1500 has been averaging 5.95 L/100km (liters per 100 kilometers). The 2003 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 the city (10 percent), in the suburbs (0 percent), and in heavy traffic (0 percent). In addition, the average 2003 GMC Sierra 1500 in this analysis was driven on flat terrain with a light foot and the AC not used at all. |
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2003 | 2003 4dr Extended Cab 6.5ft bed 285-hp 5.3L V8 4-sp automatic 4WD, part-time w/low range | 44.2 | See all data |
2003 | 2003 4dr Extended Cab 6.5ft bed 295-hp 5.3L V8 4-sp automatic RWD | 5.77 | See all data |
What Our Members Are Saying about the Real Gas Mileage of the 2003 GMC Sierra 1500
4-speed automatic 4WD w/low range