Fuel consumption tests for: GMC. Number of tests: 174 pcs. (350 data), latest at 2017-05-29. Average fuel consumption: 12.4 [L/100km] = 19 [mpg]. Average car age during test: 3.2 yr.
2. step: select the model. 10 car models in GMC brand (with at least one fuel consumption test)
| no data |  10.3 L/100km (173 pcs.) 22.8 mpg |
no data | 13.4 L/100km (4 pcs.) 17.6 mpg |
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| 70 km/h 43 mph |
90 km/h 56 mph |
110 km/h 68 mph |
130 km/h 81 mph |
14.5 L/100km (173 pcs.) 16.2 mpg |
no data | no data |
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| Light | Normal | Urban |
| Type of the city or traffic | ||
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